CN221006131U - Detection device for end face spline - Google Patents
Detection device for end face spline Download PDFInfo
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- CN221006131U CN221006131U CN202322563034.9U CN202322563034U CN221006131U CN 221006131 U CN221006131 U CN 221006131U CN 202322563034 U CN202322563034 U CN 202322563034U CN 221006131 U CN221006131 U CN 221006131U
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- 238000001514 detection method Methods 0.000 title claims abstract description 58
- 238000005259 measurement Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a detection device for an end face spline, which comprises a base, a detection assembly and a fixing tool, wherein the detection assembly comprises a support rod and a connecting bracket, the connecting bracket is connected with the support rod through a sleeve, the connecting bracket comprises two parallel cylindrical rods connected to the sleeve, a gap is formed between the two cylindrical rods, and a first scale arranged in parallel with the cylindrical rods is arranged in the gap; the connecting support is movably provided with a detection clamping rod, the detection clamping rod is provided with a dial indicator, the detection end of the dial indicator is aligned to the upper end face of the fixed tool provided with the bearing to be detected, the detection end of the dial indicator is provided with a measuring ball for measuring the height fluctuation of the tooth part of the end face, after the bearing is rotationally detected, the measuring ball of the dial indicator floats up and down, the height fluctuation of different tooth grooves is accurately measured, and the accuracy of tooth groove processing can be rapidly set; compared with the original measuring method, the method can be used for detecting on the processing site and has a simple structure.
Description
Technical Field
The utility model relates to a detection device for an end face spline.
Background
The hub bearing is a key component for bearing and providing accurate guiding function for wheel rotation on the automobile. In recent years, the automobile industry rapidly develops, and higher requirements are put on the hub bearing in the aspects of light weight, miniaturization, low noise, high reliability and the like, so that an end-face spline hub bearing product with the advantages of light weight, high torque transmission capability, convenience in installation and maintenance, high reliability and the like is widely focused and researched, and particularly has wide market space in the field of new energy automobiles. At present, the spline tooth form of the end face is processed on the riveting end face of the inner flange of the hub bearing by adopting the traditional spin riveting equipment to be matched with a rivet head with a tooth form structure.
The end face spline hub bearing becomes a trend of new energy automobile transmission, and the existing conventional detection mode is to detect through a three-coordinate measuring instrument matched with a special software module. Although the three-coordinate measuring instrument has comprehensive detection items and accurate detection results, the use of the three-coordinate measuring instrument has high requirements on detection personnel and detection sites, and has long detection time and complicated detection process; is not beneficial to detection in the field mass production process.
In the actual production process, an effective detection method which is simple, convenient and practical and has low requirements on sites and detection personnel is urgently needed.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a detection device for an end face spline.
In order to achieve the above purpose, the utility model provides a detection device for an end face spline, which comprises a base, a detection assembly arranged on the base and a fixed tool for installing a bearing to be detected, wherein the detection assembly comprises a support rod arranged on the base in a sliding manner and a connecting bracket arranged perpendicular to the support rod, the connecting bracket is connected with the support rod through a sleeve, the connecting bracket slides in the length direction of the support rod through the sleeve, the connecting bracket comprises two parallel cylindrical rods connected to the sleeve, a gap is formed between the two cylindrical rods, and a first scale arranged in parallel with the cylindrical rods is installed in the gap; the connecting bracket is movably provided with a detection clamping rod, a dial indicator is arranged on the detection clamping rod, a detection end of the dial indicator is aligned with the upper end face of the fixed tool, on which a bearing to be detected is arranged, and a measurement ball for measuring the height fluctuation of the tooth part of the end face is arranged at the detection end of the dial indicator.
The beneficial effects of the utility model are as follows: according to the structure, the mounting of the bearing to be detected is carried out through the base and the fixing tool for mounting the bearing to be detected, the end face tooth parts of the bearing to be detected are aligned with the detection assembly arranged on the base, the connecting support is connected with the supporting rod through the sleeve, the connecting support slides in the length direction of the supporting rod through the sleeve, the detection clamping rods can be adjusted in the vertical direction, gaps are formed between the two cylindrical rods and the first graduated scale arranged in the gaps, the required position of measurement can be rapidly positioned, the positioning accuracy can be ensured, the operation is simple, the dial gauge and the bearing to be detected are enabled to rotate relatively, the indication value measured by the indication meter on the dial gauge is observed, the measurement ball of the dial gauge floats up and down after the bearing is detected in a rotating mode, the height fluctuation of different tooth grooves is accurately measured, and the accuracy of tooth groove machining can be rapidly set; compared with the original measuring method, the method can be used for detecting on the processing site; simple structure has improved precision and measurement stability, for the personnel and the time cost of saving of other processes of follow-up.
Further, a second sleeve is arranged between the detection clamping rod and the connecting support, two corresponding round holes for the cylindrical rod to be installed in an adapting mode are formed in the second sleeve, a channel for the first graduated scale to penetrate is further formed between the two round holes of the second sleeve, and one end of the detection clamping rod is connected to the side wall of the second sleeve corresponding to the channel.
Through adopting above-mentioned technical scheme, the second sleeve pipe corresponds two the round hole of cylinder pole adaptation installation can lead to the slip, and two cylinder pole and first scale are parallel to each other, the activity of first scale can be guaranteed to the sheathed tube passageway of second, makes things convenient for second sleeve pipe, detects the clamping lever and carries out quick location measurement and require the position, can guarantee positioning accuracy, the one end connection that detects the clamping lever can guarantee that the atress is even on the lateral wall that the passageway set up is corresponded to the second sleeve pipe.
Further, the support rod slides on the base through the wedge, the base corresponds the wedge is provided with T word spout, T word spout is including the first recess of transversely seting up and the second recess that the degree of depth is dark than first recess in the vertical direction, the wedge slides through the card respectively establishing at first recess and second recess, in order to restrict the vertical float of wedge.
Through adopting above-mentioned technical scheme, the first recess that the T word spout transversely offered and the second recess that the degree of depth is deeper than first recess in the vertical direction, the wedge is including great end and less end, less end is pegged graft in first recess, great end is pegged graft in the second recess, the first recess carries out the slip of wedge and restriction wedge's vertical float with the cooperation of second recess.
Further, the upper end face of the wedge block is provided with a mounting hole corresponding to the supporting rod, and the base is provided with a second graduated scale in the sliding direction of the wedge block.
Through adopting above-mentioned technical scheme, the mounting hole of the up end of wedge can correspond the bracing piece installation, second scale cooperation first scale can fix a position the measurement fast and require the position, can guarantee positioning accuracy, easy operation again.
Further, a boss is formed in the center of the lower end face of the fixing tool, a positioning groove is formed in the base corresponding to the boss, and the boss is in clearance connection with the positioning groove, and the clearance is smaller than 0.01mm; the coaxiality is less than 0.01mm.
Through adopting above-mentioned technical scheme, the boss corresponds positioning groove location installation grafting guarantees the boss with clearance between the positioning groove can guarantee its precision, makes things convenient for subsequent terminal surface tooth portion's detection.
Further, the ends of the two cylindrical rods far away from the supporting rods are connected through locking rules, the locking rules are respectively and vertically arranged with the cylindrical rods, locking blocks are arranged on the two cylindrical rods corresponding to the locking rules, long grooves are formed in the locking rules, and a plurality of limiting parts for embedding and fixing the locking blocks are uniformly distributed on the inner edges of the long grooves in the length direction.
Through adopting above-mentioned technical scheme, the locking chi can be through the locking piece with two the cylinder pole keeps relatively parallel all the time, has improved the precision when detecting, the elongated slot supplies the locking piece to slide, and the locking piece can be spacing fixed in spacing portion, guarantees two the cylinder pole remains relatively parallel all the time.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an explosion structure in an embodiment of the present utility model;
fig. 3 is an enlarged schematic view of the structure at a in fig. 1.
Detailed Description
Embodiments of the utility model are further described below with reference to the accompanying drawings: as shown in the figure, the detection device of the end face spline comprises a base 1, a detection assembly arranged on the base 1 and a fixed tool 2 used for installing a bearing to be detected, wherein the detection assembly comprises a support rod 3 arranged on the base 1 in a sliding manner and a connecting support 4 arranged perpendicular to the support rod 3, the connecting support 4 is connected with the support rod 3 through a sleeve 5, the connecting support 4 slides in the length direction of the support rod 3 through the sleeve 5, the connecting support 4 comprises two parallel cylindrical rods 6 connected to the sleeve, a gap is formed between the two cylindrical rods 6, and a first graduated scale 7 arranged in parallel with the cylindrical rods 6 is installed in the gap; the connecting bracket 4 is movably provided with a detection clamping rod 8, a dial indicator 9 is arranged on the detection clamping rod 8, the detection end of the dial indicator 9 is aligned with the upper end face of the fixed tool 2 provided with a bearing to be detected, and a measuring ball 10 for measuring the height fluctuation of the end face tooth part is arranged at the detection end of the dial indicator 9.
The detection clamping rod 8 is provided with a second sleeve 11 between the connection support 4, the second sleeve 11 is provided with two round holes 12 corresponding to the cylindrical rod 6 in an adaptive installation mode, a channel 13 for the first graduated scale 7 to penetrate is further arranged between the two round holes 12 of the second sleeve 11, and one end of the detection clamping rod 8 is connected to the side wall of the second sleeve 11 corresponding to the channel 13.
The support rod 3 slides on the base 1 through the wedge block 14, the base 1 is provided with a T-shaped chute corresponding to the wedge block 14, the T-shaped chute comprises a first groove which is transversely formed and a second groove which is deeper than the first groove in depth in the vertical direction, and the wedge block 14 slides through being respectively clamped in the first groove and the second groove so as to limit the vertical movement of the wedge block 14.
The upper end face of the wedge block 14 is provided with a mounting hole 15 corresponding to the support rod 3, and the base 1 is provided with a second graduated scale 16 in the sliding direction of the wedge block 14.
A boss 17 is formed in the center of the lower end face of the fixing tool 2, a positioning groove 18 is formed in the base 1 corresponding to the boss 17, the boss 17 is in clearance connection with the positioning groove 18, and the clearance is smaller than 0.01mm; the coaxiality is less than 0.01mm.
The ends of the two cylindrical rods 6 far away from the support rods 3 are connected through locking rulers 19, the locking rulers 19 are respectively perpendicular to the cylindrical rods 6, locking blocks 20 are arranged on the two cylindrical rods 6 corresponding to the locking rulers 19, long grooves are formed in the locking rulers 19, and a plurality of limiting portions 21 for the locking blocks 20 to be embedded and fixed are uniformly distributed on the inner edges of the long grooves in the length direction. The locking ruler is detachably connected with the locking block, the convex ball is arranged at the end part of the locking block, so that the locking block and the locking ruler can be prevented from being separated, and the locking block and the locking ruler can be separated by applying larger force, so that the detachable connection is realized.
The measuring ball 10 is adapted to the tooth space width of the end face tooth.
The above embodiment is only one of the preferred embodiments of the present utility model, and common changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.
Claims (7)
1. An end face spline detection device, its characterized in that: the device comprises a base, a detection assembly arranged on the base and a fixing tool for installing a bearing to be detected, wherein the detection assembly comprises a support rod arranged on the base in a sliding manner and a connecting bracket arranged perpendicular to the support rod, the connecting bracket is connected with the support rod through a sleeve, the connecting bracket slides in the length direction of the support rod through the sleeve, the connecting bracket comprises two parallel cylindrical rods connected to the sleeve, a gap is formed between the two cylindrical rods, and a first scale arranged in parallel with the cylindrical rods is installed in the gap; the connecting bracket is movably provided with a detection clamping rod, a dial indicator is arranged on the detection clamping rod, a detection end of the dial indicator is aligned with the upper end face of the fixed tool, on which a bearing to be detected is arranged, and a measurement ball for measuring the height fluctuation of the tooth part of the end face is arranged at the detection end of the dial indicator.
2. The end face spline detection device according to claim 1, wherein: the detection clamping rod is characterized in that a second sleeve is arranged between the detection clamping rod and the connecting support, two corresponding round holes for the cylindrical rod to be installed in an adapting mode are formed in the second sleeve, a channel for the first graduated scale to penetrate through is further formed between the two round holes of the second sleeve, and one end of the detection clamping rod is connected to the side wall of the second sleeve, corresponding to the channel.
3. The end face spline detection device according to claim 1 or 2, characterized in that: the support rod slides on the base through the wedge, the base corresponds the wedge is provided with T word spout, T word spout is including the first recess of transversely seting up and the second recess that the degree of depth is dark than first recess in the vertical direction, the wedge slides through the card respectively establishing at first recess and second recess, in order to restrict the vertical drunkenness of wedge.
4. A detection device for an end face spline according to claim 3, characterized in that: the upper end face of the wedge block is provided with a mounting hole corresponding to the supporting rod, and the base is provided with a second graduated scale in the sliding direction of the wedge block.
5. The end face spline detection device according to claim 2, wherein: a boss is formed in the center of the lower end face of the fixing tool, a positioning groove is formed in the base corresponding to the boss, and the boss is in clearance connection with the positioning groove, and the clearance is smaller than 0.01mm; the coaxiality is less than 0.01mm.
6. The end face spline detection device according to claim 2, wherein: the ends of the two cylindrical rods, which are far away from the supporting rods, are connected through locking rules, the locking rules are respectively and vertically arranged with the cylindrical rods, locking blocks are arranged on the two cylindrical rods corresponding to the locking rules, long grooves are formed in the locking rules, and a plurality of limiting parts for embedding and fixing the locking blocks are uniformly distributed on the inner edges of the long grooves in the length direction.
7. The end face spline detection device according to claim 2, wherein: the measuring ball is matched with the tooth groove width of the end face tooth part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563034.9U CN221006131U (en) | 2023-09-20 | 2023-09-20 | Detection device for end face spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563034.9U CN221006131U (en) | 2023-09-20 | 2023-09-20 | Detection device for end face spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221006131U true CN221006131U (en) | 2024-05-24 |
Family
ID=91093027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322563034.9U Active CN221006131U (en) | 2023-09-20 | 2023-09-20 | Detection device for end face spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221006131U (en) |
-
2023
- 2023-09-20 CN CN202322563034.9U patent/CN221006131U/en active Active
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