CN108709473B - Tire section positioning instrument - Google Patents
Tire section positioning instrument Download PDFInfo
- Publication number
- CN108709473B CN108709473B CN201810632952.3A CN201810632952A CN108709473B CN 108709473 B CN108709473 B CN 108709473B CN 201810632952 A CN201810632952 A CN 201810632952A CN 108709473 B CN108709473 B CN 108709473B
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- positioning
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- 239000011324 bead Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- G01B5/0025—Measuring of vehicle parts
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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
Abstract
The invention discloses a tire section slice positioning instrument which comprises a rim width scale assembly, a section width scale assembly and a third scale; the rim width scale assembly comprises a first scale, positioning fixtures and a U-shaped scale bracket, wherein the U-shaped scale bracket is fixed at the center of the first scale, and the two positioning fixtures are symmetrically and slidably arranged on the first scale by taking the U-shaped scale bracket as the center; the section width scale assembly comprises a scale base and a second scale; the first scale and the second scale are arranged in parallel, and the third scale is perpendicular to the first scale and the second scale. The invention has simple structure and convenient use, the tire section slice is shaped by locking and positioning the tire section slice bead, supporting and positioning the external diameter and the section width, the section of the tire in the initial state or the low-pressure use state is restored, and the industrial camera scanning analysis of the tire section data is closer to reality and the data is more accurate.
Description
Technical Field
The invention belongs to the technical field of sliding gauges, and particularly relates to a tire section slice positioning instrument.
Background
At present, two methods for researching and analyzing the tire section structure exist: firstly, drawing a tire section according to the inner and outer contours of a mold drawing and the compression ratio of each rubber part; and secondly, scanning and photographing the tire section by using a section scanning instrument, and fitting the tire section according to the photograph. The first method is that theoretical design and actual tire section have certain difference; the second method is that the actual tire section is deformed greatly because the section is a slice and the rubber is not rigid body, the section structure is deformed, and the section structure is designed to be the critical dimension of the tire, because the two methods can not accurately express the section shape of the tire, a tire section slice positioning instrument is required to be designed for shaping scanning analysis, and the tire section slice can restore the section of the tire in the initial state or the low-pressure use state as much as possible by using the positioning instrument, so that the accuracy of the section analysis can be improved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a tire section slice positioning instrument.
In order to achieve the above object, the technical scheme of the present invention is as follows: the utility model provides a tire section locater which characterized in that: the device comprises a rim width scale assembly, a section width scale assembly and a third scale;
the rim width scale assembly comprises a first scale, positioning fixtures and a U-shaped scale bracket, wherein the U-shaped scale bracket is fixed at the center of the first scale, and the two positioning fixtures are symmetrically and slidably arranged on the first scale by taking the U-shaped scale bracket as the center;
the positioning clamp comprises an L-shaped base, a positioning block, a V-shaped double-station positioning plate and a pull rod, wherein the positioning block is fixed on the upper part of the L-shaped base, a clamping groove is formed between the positioning block and the L-shaped base and used for clamping a first scale, the positioning block is provided with a transverse through hole, one end of the V-shaped double-station positioning plate is fixedly connected with the pull rod, the other end of the V-shaped double-station positioning plate is provided with a locking screw I, and the pull rod penetrates through the transverse through hole of the positioning block;
the section width scale assembly comprises a scale base and second scales, wherein the scale base is provided with transverse grooves and vertical grooves, the vertical grooves are arranged in the center of the scale base, the two second scales are symmetrically arranged in the transverse grooves at the two ends of the scale base by taking the vertical grooves as the center, and the extending ends of the second scales are connected with a rotating wheel I;
the first scale and the second scale parallel arrangement, the third scale perpendicular to first scale and second scale, the third scale passes scale base vertical groove and "U" type scale bracket "U" type groove, third scale is close to scale base one end and connects runner II.
Further; the upper side of the locating block is a curved surface formed by an inclined surface and an arc surface, the inclined surface is connected with the arc surface through a transitional arc, the included angle between the inclined surface and the horizontal plane is 15 degrees, the locating block is provided with a marking line, and the marking line is located on a vertical line of a theoretical intersection point of the inclined surface and an extension line of the arc surface.
Further; the upper side of locating piece is the curved surface of constituteing by inclined plane, vertical face and horizontal plane, vertical face and inclined plane, horizontal plane are all connected through the transition circular arc, inclined plane and horizontal plane contained angle are 5, be equipped with the sign line on the locating piece, the sign line is located the vertical line of inclined plane and vertical face extension line theory crossing point.
Further; the first scale center is equipped with vertical logical groove, vertical logical groove communicates with each other with "U" type groove of "U" type scale bracket, the third scale passes scale base vertical groove, "U" type scale bracket "U" type groove and first scale vertical logical groove.
Further; the U-shaped scale bracket is characterized in that ear plates are arranged at two ends of the outer side of the U-shaped scale bracket, the ear plates are fixed on the first scale through locking screws III, and locking screws IV are arranged on the side face of the U-shaped scale bracket.
Further; the locating block is fixed on the upper portion of the L-shaped base through a fixing screw, and the pull rod is fixed on the locating block through a nut I.
Further; the bottom of the L-shaped base is provided with a locking screw II, and two ends of the scale base are provided with locking screws V.
Further; the second scale is equipped with recess I with runner I one end of being connected, runner I imbeds in the recess I, runner I passes through back shaft connection second scale, back shaft one end is fixed through nut II, third scale with runner II connection structure with second scale is the same with runner I connection structure.
Further; the first scale, the second scale and the third scale are marked with scales, and the scales of the first scale are gradually increased from the middle to the two sides.
The invention has the beneficial effects that: the invention has simple structure and convenient use, the tire section slice is shaped by locking and positioning the tire section slice bead, the external diameter and the section width are supported and positioned, the section of the tire section slice in the initial state or the low-pressure use state of the tire is restored, the industrial camera scans the positioned tire section slice, and the structural distribution data of the framework material of the tire section is closer to reality and the data is more accurate in fitting and analyzing.
Drawings
FIG. 1 is a schematic view of the structure of the present invention in embodiment 1;
FIG. 2 is a schematic view of the positioning fixture in embodiment 1;
FIG. 3 is a schematic view of the structure of the interrupted surface width scale assembly of embodiment 1;
FIG. 4 is an enlarged schematic view of the connection structure between the second scale and the wheel I in FIG. 3;
FIG. 5 is a schematic diagram showing the connection structure of the first scale and the U-shaped scale bracket in embodiment 1;
FIG. 6 is an enlarged schematic view of the "U" shaped scale bracket of FIG. 4;
FIG. 7 is a diagram showing the use of the present invention in example 1;
FIG. 8 is a schematic view of the structure of the present invention in example 2;
fig. 9 is a schematic view of the positioning block structure in embodiment 2.
Wherein: 1. a first scale; 2. positioning a clamp; 3. u-shaped scale bracket; 4. a third scale; 5. a scale base; 6. a second scale; 7. a rotating wheel I; 8. a rotating wheel II; 9. a nut II; 10. a support shaft; 11. a vertical through groove; 21. an L-shaped base; 22. a positioning block; 23. v-shaped double-station positioning plate; 24. a pull rod; 25. a fixing screw; 26. locking screw II; 27. locking screw I; 28. a nut I; 31. ear plates; 32. locking screw III; 33. a U-shaped groove; 34. locking a screw IV; 51. a transverse groove; 52. a vertical groove; 53. locking a screw V; 61. a groove I; 221. an inclined surface; 222. an arc surface; 223. a marking line; 224. a vertical surface; 25. a horizontal plane.
Detailed Description
Example 1:
as shown in fig. 1 to 7, a tire section slice positioning instrument comprises a rim width scale assembly, a section width scale assembly and a third scale 4;
the rim width scale assembly comprises a first scale 1, positioning fixtures 2 and a U-shaped scale bracket 3, wherein ear plates 31 are arranged at two ends of the outer side of the U-shaped scale bracket 3, the ear plates 31 are fixed at the center of the first scale 1 through locking screws III 32, locking screws IV 34 are arranged on the side surfaces of the U-shaped scale bracket, and the two positioning fixtures 2 are symmetrically and slidably arranged on the first scale 1 by taking the U-shaped scale bracket 3 as the center; the center of the first scale 1 is provided with a vertical through groove 11, and the vertical through groove 11 is communicated with a U-shaped groove 33 of the U-shaped scale bracket 3;
the positioning clamp 2 comprises an L-shaped base 21, a positioning block 22, a V-shaped double-station positioning plate 23 and a pull rod 24, wherein the positioning block 22 is fixed on the upper part of the L-shaped base 21 through a fixing screw 25, a clamping groove is formed between the positioning block 22 and the L-shaped base 21 and used for clamping a first scale 1, a locking screw II 26 is arranged at the bottom of the L-shaped base 21, the positioning block 22 is provided with a transverse through hole, one end of the V-shaped double-station positioning plate 23 is fixedly connected with the pull rod 24, the other end of the V-shaped double-station positioning plate is provided with a locking screw I27, the pull rod 24 penetrates through the transverse through hole of the positioning block 22, the pull rod 24 is fixed on the positioning block 22 through a nut I28, the upper side surface of the positioning block 22 is a curved surface formed by an inclined surface 221 and an arc surface 222, the inclined surface 221 is connected with the arc surface 222 through a transitional arc, the inclined surface 221 forms an included angle of 15 DEG with a horizontal plane, a mark line 223 is arranged on the positioning block 22, and the mark line 223 is positioned on a vertical line at a theoretical intersection point of the inclined surface 221 and the arc surface 222;
the section width scale assembly comprises a scale base 5 and second scales 6, wherein locking screws V53 are arranged at two ends of the scale base 5, the scale base 5 is provided with a transverse groove 51 and a vertical groove 52, the vertical groove 52 is arranged at the center of the scale base 5, the two second scales 6 are symmetrically arranged in the transverse grooves 51 at two ends of the scale base 5 by taking the vertical groove 52 as the center, and the extending end of the second scales 6 is connected with a rotating wheel I7;
the first scale 1 and the second scale 6 are arranged in parallel, the third scale 4 is perpendicular to the first scale 1 and the second scale 6, the third scale 4 passes through a vertical groove 52 of the scale base 5, a U-shaped scale bracket 3"U-shaped groove 33 and a vertical through groove 11 of the first scale 1, and one end, close to the scale base 5, of the third scale 4 is connected with a rotating wheel II 8;
the connecting structure of the third scale 4 and the rotating wheel II 8 is the same as the connecting structure of the second scale 6 and the rotating wheel I7;
the first scale 1, the second scale 6 and the third scale 4 are marked with scales, the scales of the first scale 1 are gradually increased from the middle to the two sides, the middle is 0 reference, the scale length is 18in, the scale interval is 0.125in, the scale value represents the sum of distances from the 0 reference left numerical point to the 0 reference right numerical point, for example, 10in, and the scale value represents the sum of distances from the 0 reference left 10 numerical point to the 0 reference right 10 numerical point of the first scale 1. The scale length of the second scale 6 is 100mm, the scale interval is 1mm, the 0 reference is positioned at the intersection point of the rotating wheel I7 and the central line extension line of the second scale 6, and the length of the scale base 5 is 200mm; the scale length of the third scale 4 is 300mm, and the 0 reference is positioned at the intersection point of the rotating wheel II 8 and the central line extension line of the third scale 4.
The positioning method comprises the following steps:
basic preparation: and confirming the specification of the tire to be tested, and knowing the specification of the rim. And measuring the maximum outer diameter and section width data of the tire under the non-inflation or specified air pressure state, and then cutting the tire radially into slices to obtain the section slice of the tire to be measured.
1. Clamping the tire section slice bead and positioning the bead width: the positioning fixtures 2 at the two ends of the first scale 1 are symmetrically moved, the data corresponding to the marking lines 223 and the first scale 1 are used as the width value of the rim of the tire to be measured, the positioning fixtures 2 are fixed with the first scale 1 through the locking screw II 26, the outer side of the tire section slice bead is matched with the upper side curve surface of the positioning block 22, the width is controlled through the adjusting pull rod 24, and the slice bead is tightly propped up through the locking screw I27, so that the bead is locked.
2. Positioning the section slice outside diameter: and calculating according to the maximum outer diameter data of the tested tire, the thickness of the sizing material at the symmetrical axis of the section slice of the tire and the diameter of the rim of the tire to obtain the numerical value for positioning the third scale 4, adjusting the length of the third scale 4 according to the obtained numerical value, enabling the rotating wheel II 8 to be attached to the section inner measurement at the symmetrical axis of the section slice of the tire, and locking the third scale 4 through a locking screw IV 34.
3. Positioning the section width of the section slice: and calculating according to the measured tire section width and the rubber material thickness at the maximum section width of the tire section slice to obtain the numerical value of the positioning second scale 6, adjusting the position of the section width scale assembly according to the obtained numerical value, enabling the rotating wheel I7 to be attached to the inner side of the maximum section width of the tire section slice, and locking the second scale 6 through the locking screw V53.
Example 2:
as shown in fig. 8 and 9, a tire section slice positioner is different from embodiment 1 in that: the upper side of the positioning block 22 is a curved surface composed of an inclined surface 221, a vertical surface 224 and a horizontal surface 225, the vertical surface 224 is connected with the inclined surface 221 and the horizontal surface 225 through transitional arcs, the inclined surface 221 and the horizontal surface form an included angle of 5 degrees, the positioning block 22 is provided with a marking line 223, and the marking line 223 is located on a vertical line of a theoretical intersection point of the inclined surface 221 and an extension line of the vertical surface 224.
The above-described embodiments are merely preferred embodiments of the present invention, and the present invention is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.
Claims (3)
1. The utility model provides a tire section locater which characterized in that: the device comprises a rim width scale assembly, a section width scale assembly and a third scale;
the rim width scale assembly comprises a first scale, positioning fixtures and a U-shaped scale bracket, wherein the U-shaped scale bracket is fixed at the center of the first scale, and the two positioning fixtures are symmetrically and slidably arranged on the first scale by taking the U-shaped scale bracket as the center;
the positioning clamp comprises an L-shaped base, a positioning block, a V-shaped double-station positioning plate and a pull rod, wherein the positioning block is fixed on the upper part of the L-shaped base, a clamping groove is formed between the positioning block and the L-shaped base and used for clamping a first scale, the positioning block is provided with a transverse through hole, one end of the V-shaped double-station positioning plate is fixedly connected with the pull rod, the other end of the V-shaped double-station positioning plate is provided with a locking screw I, and the pull rod penetrates through the transverse through hole of the positioning block;
the section width scale assembly comprises a scale base and second scales, wherein the scale base is provided with transverse grooves and vertical grooves, the vertical grooves are arranged in the center of the scale base, the two second scales are symmetrically arranged in the transverse grooves at the two ends of the scale base by taking the vertical grooves as the center, and the extending ends of the second scales are connected with a rotating wheel I;
the first scale and the second scale are arranged in parallel, the third scale is perpendicular to the first scale and the second scale, the third scale penetrates through the vertical groove of the scale base and the U-shaped groove of the U-shaped scale bracket, and one end, close to the scale base, of the third scale is connected with the rotating wheel II;
the center of the first scale is provided with a vertical through groove, the vertical through groove is communicated with the U-shaped groove of the U-shaped scale bracket, and the third scale penetrates through the vertical groove of the scale base, the U-shaped groove of the U-shaped scale bracket and the vertical through groove of the first scale;
ear plates are arranged at two ends of the outer side of the U-shaped scale bracket, the ear plates are fixed on the first scale through locking screws III, and locking screws IV are arranged on the side face of the U-shaped scale bracket;
the positioning block is fixed on the upper part of the L-shaped base through a fixing screw, and the pull rod is fixed on the positioning block through a nut I;
the bottom of the L-shaped base is provided with a locking screw II, and two ends of the scale base are provided with locking screws V;
the connecting structure of the third scale and the rotating wheel II is the same as the connecting structure of the second scale and the rotating wheel I;
the first scale, the second scale and the third scale are marked with scales, and the scales of the first scale are gradually increased from the middle to the two sides.
2. The tire section slice locator of claim 1, wherein: the upper side of the locating block is a curved surface formed by an inclined surface and an arc surface, the inclined surface is connected with the arc surface through a transitional arc, the included angle between the inclined surface and the horizontal plane is 15 degrees, the locating block is provided with a marking line, and the marking line is located on a vertical line of a theoretical intersection point of the inclined surface and an extension line of the arc surface.
3. The tire section slice locator of claim 1, wherein: the upper side of the locating block is a curved surface formed by an inclined surface, a vertical surface and a horizontal surface, the vertical surface is connected with the inclined surface and the horizontal surface through transitional arcs, the included angle between the inclined surface and the horizontal surface is 5 degrees, the locating block is provided with a marking line, and the marking line is located on a vertical line of a theoretical intersection point of the inclined surface and an extension line of the vertical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632952.3A CN108709473B (en) | 2018-06-20 | 2018-06-20 | Tire section positioning instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632952.3A CN108709473B (en) | 2018-06-20 | 2018-06-20 | Tire section positioning instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108709473A CN108709473A (en) | 2018-10-26 |
| CN108709473B true CN108709473B (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810632952.3A Active CN108709473B (en) | 2018-06-20 | 2018-06-20 | Tire section positioning instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108709473B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795645A (en) * | 2020-07-17 | 2020-10-20 | 山东玲珑轮胎股份有限公司 | Accurate tire section binding method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6662456B1 (en) * | 2000-05-03 | 2003-12-16 | Bridgestone/Firestone North American Tire, Llc | Device for measuring surface projections on sidewalls of pneumatic tires |
| CN106482968A (en) * | 2016-10-26 | 2017-03-08 | 南京沃宇机电有限公司 | A kind of automobile tire fixture |
| CN206496701U (en) * | 2017-01-20 | 2017-09-15 | 安徽佳通乘用子午线轮胎有限公司 | A kind of analysis fixture of fixed tire section |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050005461A1 (en) * | 2003-06-25 | 2005-01-13 | Henry Rohrig | Truck alignment system |
-
2018
- 2018-06-20 CN CN201810632952.3A patent/CN108709473B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6662456B1 (en) * | 2000-05-03 | 2003-12-16 | Bridgestone/Firestone North American Tire, Llc | Device for measuring surface projections on sidewalls of pneumatic tires |
| CN106482968A (en) * | 2016-10-26 | 2017-03-08 | 南京沃宇机电有限公司 | A kind of automobile tire fixture |
| CN206496701U (en) * | 2017-01-20 | 2017-09-15 | 安徽佳通乘用子午线轮胎有限公司 | A kind of analysis fixture of fixed tire section |
Non-Patent Citations (1)
| Title |
|---|
| 减少前轮定位参数测量误差方法探讨;魏元东等;《计量与测试技术》;第15-16页 * |
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