CN216745896U - Synchronizer gear sleeve inverted bevel gear symmetry degree detection device - Google Patents
Synchronizer gear sleeve inverted bevel gear symmetry degree detection device Download PDFInfo
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- CN216745896U CN216745896U CN202123359437.9U CN202123359437U CN216745896U CN 216745896 U CN216745896 U CN 216745896U CN 202123359437 U CN202123359437 U CN 202123359437U CN 216745896 U CN216745896 U CN 216745896U
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Abstract
A synchronizer gear sleeve inverted bevel gear symmetry degree detection device relates to the technical field of synchronizer gear sleeve measurement and solves the problems that the prior art cannot detect the inverted bevel gear symmetry degree of a synchronizer gear sleeve, so that the synchronizer gear sleeve inverted bevel gear symmetry degree is limited in use and the like; during measurement, firstly, a calibration piece is placed for calibration, the rotating shaft rotates left to drive the lever seat to swing left, the left dial indicator is aligned with 0, then the rotating shaft rotates right to drive the lever seat to swing right, the right dial indicator is aligned with 0, the calibration piece is taken down and placed into the measured gear sleeve, the rotating shaft 5 rotates left and right, and the lever seat drives the measuring head to measure the variation values of the two sides of the measured gear sleeve; the change value of the two dial gauges and the calibration piece is the extrusion back taper thinning amount, and the difference value between the two gauges is the symmetry value. This novel examine utensil on line as synchronous ware tooth cover back taper tooth, convenient operation, simple structure detects the precision height.
Description
Technical Field
The utility model relates to the technical field of measurement of synchronizer gear sleeves, in particular to a device for measuring symmetry of inverted cone teeth of synchronizer gear sleeves.
Background
The synchronizer is necessary in the development of automobiles to the popularization stage, the personnel rights of complicated and long-term operation technical work experience accumulated for the control driving of automobiles which is an important product of modern industry are changed into a method which is easy to master by each ordinary person, the gear sleeve is an important part of the synchronizer of an automobile driver, the good quality and the bad quality of the synchronizer directly influence the control performance of the automobiles, the gear sleeve has the effect on the synchronizer in the driver, smooth gears are ensured during gear shifting, and the gears can be locked after gear shifting, so that the gear sleeve part has small size and complex structure, can be completed only after dozens of procedures in the process of processing the gear sleeve product, good processing equipment must have good detection means to accurately detect the quality, and the problem can be found at any time and the parameters of the processing equipment can be adjusted to solve the problem.
The automobile synchronizer gear sleeve inverted cone teeth are teeth for locking gears of the gear sleeve and the gear when the gears are switched, and the smoothness and the reliability of the switched gears are directly influenced by the good size and the bad size of the automobile synchronizer gear sleeve inverted cone teeth. With the knowledge of the prior art, there is currently no formed test apparatus. Therefore, the research and development of a set of detection equipment for the symmetry degree of the inverted cone teeth of the synchronizer gear sleeve is a problem to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a synchronizer gear sleeve inverted cone tooth symmetry degree detection device, which aims to solve the problems that the prior art cannot detect the synchronizer gear sleeve inverted cone tooth symmetry degree, so that the synchronizer gear sleeve inverted cone tooth symmetry degree is limited in use and the like.
The device comprises a fixed assembly, a rotary shaft seat, a rotary shaft, a base, a measuring pin shaft, a tooth-shaped positioning seat, a measuring head, a lever seat and a dial indicator;
the lever seat is arranged in a square hole in the middle of the base and connected through a rotating shaft, and the tooth-shaped positioning seat is tightly arranged on the base;
the other end of the lever seat is provided with a countersunk hole, and the lever seat is fixedly connected with the rotating shaft through a jackscrew;
the rotating shaft is slidably arranged on the rotating shaft seat, a spring and a steel ball are sequentially placed in a mounting hole at the front end of the rotating shaft and then prop against the hole wall at the rear end of the lever seat, and the rotating shaft seat is fixedly arranged on the base;
two measuring heads are fixedly arranged on the lever seat;
the measuring pin shaft is arranged on the lever seat, and dial indicators are symmetrically arranged on two sides of the measuring pin shaft;
during measurement, firstly, a calibration piece is placed for calibration, the rotating shaft rotates left to drive the lever seat to swing left, the left dial indicator is aligned with 0, then the rotating shaft rotates right to drive the lever seat to swing right, the right dial indicator is aligned with 0, the calibration piece is taken down and placed into the measured gear sleeve, the rotating shaft 5 rotates left and right, and the lever seat drives the measuring head to measure the variation values of the two sides of the measured gear sleeve; the change value of the two dial gauges and the change value of the calibration piece are the extrusion back taper thinning amount, and the difference value between the two dial gauges is the symmetry value.
The utility model has the beneficial effects that: this embodiment detection device drives the swing of lever seat through the rotation axis, realizes the gauge head swing on the lever seat, and then demonstrates the symmetry value of being surveyed the tooth cover through two amesdials.
According to the detection device, the positioning slide block is arranged on the base, so that the measured gear sleeve and the tooth-shaped positioning seat are well positioned, and the detection precision is improved.
The synchronizer gear sleeve inverted cone tooth symmetry degree detection device is used as an online detection tool for synchronizer gear sleeve inverted cone teeth, and is convenient to operate, simple in structure and high in detection precision.
Drawings
FIG. 1 is a structural diagram of a synchronizer gear sleeve inverted bevel gear symmetry degree detection device according to the present invention;
FIG. 2 is a front view of the symmetry detecting device for the inverted bevel gear of the synchronizer gear sleeve according to the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a front view of the base;
FIG. 6 is a side view of FIG. 5;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a schematic view of a lever seat;
FIG. 9 is a schematic structural view of the tooth positioning seat;
FIG. 10 is a schematic view of the structure of the rotating shaft;
FIG. 11 is a view showing a connection between a rotary shaft seat and a rotary shaft;
FIG. 12 is a schematic structural view of a positioning slider;
FIG. 13 is a schematic view of a standard construction;
fig. 14 is a schematic structural view of the probe.
In the figure, the device comprises a base plate 1, a bottom plate 2, a stand column 3, a handball 4, a rotary shaft seat 5, a rotary shaft 6, a calibration part 7, a dial indicator 8, a connecting plate 9, a gauge stand 10, a gauge clamp 11, a base 12, a positioning slide block 13, a tooth-shaped positioning seat 14, a measuring head 15, a measuring pin shaft 16, a lever seat 17, a standard part fixing block 18 and a rotary shaft.
Detailed Description
The embodiment is described with reference to fig. 1 to 3, and the synchronizer gear sleeve inverted cone tooth symmetry detection device includes a bottom plate 1, an upright post 2, a handball 3, a rotating shaft 4, a rotating shaft seat 5, a calibration piece 6, a dial indicator 7, a connecting plate 8, a gauge seat 9, a gauge clamp 10, a base 11, a positioning slider 12, a tooth-shaped positioning seat 13, a measuring head 14, a measuring pin shaft 15, a lever seat 16, a standard piece fixing block 17 and a rotating shaft 18;
two ends of the upright post 2 are respectively fixed with the bottom plate 1 and the connecting plate 8, and the connecting plate 8 is fixedly connected with the base 11;
and a standard component fixing block 17 for fixing the standard component 6 is arranged on the upright post 2.
The lever seat 16 is arranged in a square hole in the middle of the base 11 and is connected with the rotating shaft 18 through a rotating shaft 18, a jack screw is arranged in a counter bore at one end of the lever seat 16 to fixedly connect the counter bore with the rotating shaft 18, the base 11 is connected with the rotating shaft 18 through a bearing (a sliding bearing is arranged between the base 11 and the rotating shaft 18 to ensure the service life of the checking fixture), the two measuring heads 14 are fixedly arranged on the lever seat 16, the measuring pin shaft 15 is arranged on the lever seat 16, and the dial indicators 7 are symmetrically arranged on two sides of the measuring pin shaft 15; the dial indicator 7 is fixed through a gauge clamp 10, and the gauge clamp 10 is fixedly installed in a gauge stand 9.
The tooth-shaped positioning seat 13 is tightly mounted on the base 11, as shown in fig. 10 and 11, three mounting holes are formed in the rotating shaft 4, the rotating shaft 5 is slidably mounted in the hole of the rotating shaft seat 4, and the rotating shaft 4 is axially locked by a cylindrical pin penetrating through the hole of the rotating shaft seat 4 and the mounting hole in the middle of the rotating shaft; the spring is placed to the inside of the hole in the front of the rotating shaft 4, the steel ball is placed outside the spring, then the steel ball is placed in the hole in the rear end of the lever seat 16, the handball 3 is installed in the mounting hole in the rear end of the rotating shaft 4, and the rotating shaft 4 is rotated through the handball 3.
The rotating shaft seat 5 is fixedly arranged on the base 11 through screws, a gap of 3mm is reserved between the rear end hole of the lever seat 16 and the rotating shaft 4, the rotating shaft 18 connects the base 11 and the lever seat 16, the lever seat 16 can swing 10mm left and right in the square hole of the base 11, and after the rotating shaft 4 is arranged, a gap of 3mm is reserved between a counter bore at the rear end of the lever seat 16 and the rotating shaft 4, so that the lever seat 16 can only swing 3mm, and the rotating shaft seat is determined according to design requirements. The spring and the steel ball placed in the front hole of the rotating shaft 4 are pressed against the hole wall at the rear end of the lever seat 16, and the lever seat 16 drives the upper measuring head 14 to swing left and right when the rotating shaft 4 rotates left and right.
As shown in fig. 12, the positioning slider 12 is installed in an L-shaped groove on one side of the base 11, and the positioning slider 12 is locked in the L-shaped groove through a spring and a steel ball, wherein the L-shaped groove is symmetrical to the position where the tooth-shaped positioning seat 15 is installed; and a positioning slide block 12 is arranged after a spring and a steel ball are arranged in the L-shaped groove.
When measuring, at first put into calibration piece 6 alignment mark, rotation axis 4 rotates lever seat 16 left swing to the left, with left side percentage table pair 0, then rotates lever seat 16 right swing with rotation axis 4 right, with right side percentage table pair 0, takes off calibration piece 6 and puts into the tooth cover that is surveyed, rotation axis 4 left and right rotations, two tables and calibration piece variation value are crowded back taper and attenuate the volume, and the difference is exactly the symmetry value between two tables.
In the present embodiment, the addendum circle of the measured sleeve product size
The symmetry degree of the squeezed back taper tooth surface and the involute tooth surface is 0.05. The calibration piece 6 is sized as a complete involute tooth, as in fig. 13.
In the embodiment, two measuring heads similar to cross-rod-pitch measuring rods are arranged on two side faces of one involute tooth, the measuring heads are positioned to position the center of the involute tooth, and the measuring heads for measuring the symmetry degree are step pins embedded with step pins
Cemented carbide steel balls, fig. 14.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (6)
1. Synchronizer tooth cover inverted cone tooth symmetry detection device, characterized by: the detection device comprises a fixed assembly, a rotary shaft seat (5), a rotary shaft (4), a base (11), a tooth-shaped positioning seat (13), a measuring head (14), a measuring pin shaft (15), a lever seat (16) and a dial indicator (7);
the lever seat (16) is arranged in a square hole in the middle of the base (11) and connected through a rotating shaft (18), and the tooth-shaped positioning seat (13) is tightly arranged on the base (11);
the other end of the lever seat (16) is provided with a countersunk hole, and the lever seat (16) is fixedly connected with the rotating shaft (18) through a jackscrew;
the rotating shaft is slidably mounted on the rotating shaft seat (5), a spring and a steel ball are sequentially placed in a front end mounting hole of the rotating shaft and then abutted against the wall of the rear end hole of the lever seat (16), and the rotating shaft seat (5) is fixedly mounted on the base (11);
two measuring heads (14) are fixedly arranged on the lever seat (16);
the measuring pin shaft is arranged on the lever seat (16), and dial indicators are symmetrically arranged on two sides of the measuring pin shaft;
during measurement, firstly, a calibration piece is placed for calibration, the rotating shaft rotates left to drive the lever seat (16) to swing left, the left dial indicator is aligned with 0, then the rotating shaft rotates right to drive the lever seat (16) to swing right, the right dial indicator is aligned with 0, the calibration piece is taken down and placed into the tooth sleeve to be measured, the rotating shaft (4) rotates left and right, and the lever seat (16) drives the measuring head to measure the change values of the two sides of the tooth sleeve to be measured; the change value of the two dial gauges and the calibration piece is the extrusion back taper thinning amount, and the difference value between the two gauges is the symmetry value.
2. The synchronizer gear sleeve inverted cone tooth symmetry degree detection device according to claim 1, characterized in that: an L-shaped groove is formed in the base (11), and the position of the L-shaped groove is symmetrical to the position where the tooth-shaped positioning seat (13) is installed; and a positioning slide block is arranged after a spring and a steel ball are arranged in the L-shaped groove.
3. The synchronizer gear sleeve inverted cone tooth symmetry degree detection device according to claim 1, characterized in that: the rotating shaft is provided with three mounting holes, the rotating shaft (4) is slidably mounted in the hole of the rotating shaft seat (5), and the rotating shaft (4) is axially locked by a cylindrical pin penetrating through the hole of the rotating shaft seat (5) and the mounting hole in the middle of the rotating shaft;
and handball (3) is arranged in the mounting hole at the rear end of the rotating shaft, and the rotating shaft (4) is rotated through the handball (3).
4. The synchronizer gear sleeve inverted cone tooth symmetry degree detection device according to claim 1, characterized in that: a3 mm gap is formed between a counter bore at the rear end of the lever seat (16) and the rotating shaft (4).
5. The synchronizer gear sleeve inverted cone tooth symmetry degree detection device according to claim 1, characterized in that: the fixing component comprises a bottom plate (1), an upright post (2) and a connecting plate (8);
two ends of the upright post (2) are respectively fixed with the bottom plate (1) and the connecting plate (8), and the connecting plate is fixedly connected with the base (11);
and a standard component fixing block (17) for fixing the standard component (6) is arranged on the upright post (2).
6. The synchronizer gear sleeve inverted cone tooth symmetry degree detection device according to claim 1, wherein the measuring head (14) is embedded by a stepped pin
Hard alloy steel balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123359437.9U CN216745896U (en) | 2021-12-28 | 2021-12-28 | Synchronizer gear sleeve inverted bevel gear symmetry degree detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123359437.9U CN216745896U (en) | 2021-12-28 | 2021-12-28 | Synchronizer gear sleeve inverted bevel gear symmetry degree detection device |
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| CN216745896U true CN216745896U (en) | 2022-06-14 |
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| CN202123359437.9U Active CN216745896U (en) | 2021-12-28 | 2021-12-28 | Synchronizer gear sleeve inverted bevel gear symmetry degree detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116734706A (en) * | 2023-08-08 | 2023-09-12 | 长春汽车工业高等专科学校 | Gauge for measuring angle of combined teeth of synchronizer |
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2021
- 2021-12-28 CN CN202123359437.9U patent/CN216745896U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116734706A (en) * | 2023-08-08 | 2023-09-12 | 长春汽车工业高等专科学校 | Gauge for measuring angle of combined teeth of synchronizer |
| CN116734706B (en) * | 2023-08-08 | 2023-10-27 | 长春汽车工业高等专科学校 | Gauge for measuring angle of combined teeth of synchronizer |
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