CN219141805U - Detection device for included angle of tooth surface of double-tooth rack - Google Patents
Detection device for included angle of tooth surface of double-tooth rack Download PDFInfo
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- CN219141805U CN219141805U CN202223483230.7U CN202223483230U CN219141805U CN 219141805 U CN219141805 U CN 219141805U CN 202223483230 U CN202223483230 U CN 202223483230U CN 219141805 U CN219141805 U CN 219141805U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to a tooth surface included angle detection device of a double-tooth rack, which comprises a double-tooth rack clamping mechanism, a tooth surface positioning mechanism and a base; the double-tooth rack clamping mechanism comprises clamping jaws which respectively clamp two ends of the double-tooth rack and can rotate freely, and an angle gauge which is connected with one of the clamping jaws in a rotating transmission manner; the tooth surface positioning mechanism comprises a measuring seat and a tooth slot panel which is arranged on the measuring seat and is matched with the tooth slot of the double-tooth rack. Compared with the prior art, the utility model can realize quick measurement, reduce the measurement waiting time and improve the measurement efficiency, and the measurement result of each workpiece can be intuitively reflected by the angle display instrument and is obtained without a series of complex conversion.
Description
Technical Field
The utility model belongs to the technical field of automobile parts, and relates to a device for detecting an included angle of tooth surfaces of double-tooth racks.
Background
The input shaft of the automobile steering gear has wide application prospect and large application amount; the installation and use requirements are high, the included angle of the tooth surfaces of each double-tooth rack is required to be consistent and good in manufacturing, and the uniform assembly clearance is ensured.
Because the measured double tooth surface/tooth groove included angle is a space rotation angle relation, the measurement is difficult to complete by manually using an angle ruler, and the required precision cannot be achieved at all, the normal machining detection is to use three-coordinate measurement, the three-coordinate measurement can ensure the measurement precision, but the three-coordinate measurement time is longer, so that the quick adjustment of a double tooth rack machining site is influenced, and if a product is required to be quickly selected, the three-coordinate detection device for quick judgment on the production and selection site is required.
Disclosure of Invention
The utility model aims to provide a detection device for measuring the included angle of double tooth surfaces of a double-tooth rack.
The aim of the utility model can be achieved by the following technical scheme:
a device for detecting included angle of tooth surfaces of double-tooth racks comprises
The double-tooth rack clamping mechanism comprises clamping jaws which respectively clamp two ends of a double-tooth rack and can rotate freely, and an angle gauge which is connected with one of the clamping jaws in a rotating transmission manner;
the tooth surface positioning mechanism comprises a measuring seat and a tooth slot panel which is arranged on the measuring seat and is matched with a tooth slot of the double-tooth rack; and
and the base is used for supporting the double-tooth rack clamping mechanism and the tooth surface positioning mechanism.
Further, the double-tooth rack clamping mechanism further comprises a linear guide rail and a sliding seat, wherein one claw is arranged on the sliding seat, and the other claw is fixed on the base;
the angle gauge is in rotary transmission connection with the clamping jaw fixed on the base.
Further, the double-tooth rack clamping mechanism also comprises a cylinder in driving connection with the claw.
Further, the measuring seat comprises a measuring base and a measuring vertical plate arranged on the measuring base, and the tooth slot panel is arranged on the side face of the measuring vertical plate.
Further, the spline panel is rotatably provided at a side of the measuring riser.
Further, a rotating hole is horizontally penetrated through the measuring vertical plate, a rotating shaft is embedded in the rotating hole in a rotating mode, and one end of the rotating shaft is fixedly connected with the tooth groove panel;
during measurement, the tooth surface to be measured of the double-tooth rack is arranged on the side face in the horizontal direction.
Further, the other end of the rotating shaft is provided with an adjusting rotary disc.
Further, a curved hole is formed in the adjusting turntable in a penetrating manner, and a threaded hole communicated with the curved hole is formed in the measuring vertical plate;
after the rotation angle of the tooth slot panel is fixed, the tooth slot panel is fixed with a bolt penetrating through the bent hole through the threaded hole.
Further, the angle gauge is in rotary transmission connection with the clamping jaw through a coupler.
Further, the device includes a display electrically connected to the goniometer.
Compared with the prior art, the utility model has the following characteristics:
1) The utility model tightens and fixes two ends of a double-tooth rack through 2 claws, so that 2 tooth surfaces to be measured of the double-tooth rack are positioned on the side surface in the horizontal direction, a certain degree of freedom of circumferential rotation is maintained, at the moment, a measuring seat is arranged on a base, and the measuring seat translates to the tooth surface until a tooth socket panel is embedded into a tooth socket, and meanwhile, the degree of an angle meter is recorded or is reset to zero; then the same method is adopted to embed the tooth socket panel 7 into the tooth socket of the other tooth surface, at the moment, if an included angle exists between the tooth surfaces of the double-tooth racks, the double-tooth racks rotate, and an angle meter records the rotating angle, namely the included angle of the tooth surfaces of the double-tooth racks;
2) Compared with three-coordinate measurement, the measurement operation of the utility model is faster and simpler, and an operator can use the measurement device after simple training, and compared with the three-coordinate measurement, the measurement operation can be performed only after professional long-time theoretical and practical training;
3) The single detection beat of the utility model can be realized in 10 '/parts, and the error between the single detection beat and three coordinates is less than or equal to 1', thus having higher accuracy.
Drawings
Fig. 1 is a schematic perspective view of a device for detecting a tooth surface included angle of a double-tooth rack in an embodiment; the adjustment dial 15 is not shown in the figures;
FIG. 2 is a schematic top view of a device for detecting a tooth surface angle of a rack with double teeth according to an embodiment;
FIG. 3 is a schematic perspective view of a tooth surface positioning mechanism;
FIG. 4 is a cross-sectional view of the tooth surface positioning mechanism along the axial direction of the rotating shaft;
the figure indicates:
1-base, 2-double tooth rack, 3-jack catch, 4-angle appearance, 5-measuring seat, 6-display, 7-tooth groove panel, 8-linear guide, 9-slide, 10-cylinder, 11-pneumatic triplet, 12-pneumatic switch, 13-V-shaped groove support, 14-pivot, 15-adjustment carousel, 16-curved hole, 17-shaft coupling.
Detailed Description
The utility model will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present utility model, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present utility model is not limited to the following examples.
Examples:
the device for detecting the included angle of the tooth surfaces of the double-tooth racks shown in fig. 1 and 2 comprises a double-tooth rack clamping mechanism, a tooth surface positioning mechanism and a base 1 for supporting the double-tooth rack clamping mechanism and the tooth surface positioning mechanism.
The double-tooth rack clamping mechanism comprises clamping claws 3 which respectively clamp two ends of the double-tooth rack 2 and can rotate freely, and an angle gauge 4 which is connected with one of the clamping claws 3 in a rotating transmission manner; the tooth surface positioning mechanism comprises a measuring seat 5 and a tooth groove panel 7 which is arranged on the measuring seat 5 and is matched with the tooth groove of the double-tooth rack 2.
When the measuring device is used, two ends of the double-tooth rack 2 are fastened and fixed through the 2 clamping jaws 3, so that 2 tooth surfaces to be measured of the double-tooth rack 2 are positioned on the lateral surface in the horizontal direction, a certain degree of freedom of circumferential rotation is maintained, at the moment, the measuring seat 5 is arranged on the base 1 and is translated towards the tooth surfaces until the tooth socket panel 7 is embedded into a tooth socket, and meanwhile, 4 degrees of an angle meter are recorded or the 4 degrees of the angle meter are zeroed; then the same method is adopted, the tooth socket panel 7 is embedded into a tooth socket of the other tooth surface, and if an included angle exists between tooth surfaces of the double-tooth rack, the double-tooth rack 2 rotates, and the angle meter 4 records the rotating angle, namely the included angle of the tooth surfaces of the double-tooth rack. Whether the product is qualified or not is judged according to the included angle, and originally, the dimension measurement completely passes through three-coordinate detection, and compared with three-coordinate detection, the method has the advantages of being quick in measurement, visual in numerical value reflection, simple to operate and the like.
In some preferred embodiments, the present embodiment further includes a display 6 electrically connected to the goniometer 4 to visually display the double rack tooth face angle.
In some preferred embodiments, the angle gauge 4 is in rotational driving connection with the claw 3 via a coupling 17.
In some preferred embodiments, the double rack clamping mechanism further comprises a linear guide rail 8 and a slide 9, wherein one claw 3 is arranged on the slide 9, and the other claw 3 in rotary driving connection with the angle meter 4 is fixed on the base 1. One of the clamping jaws 3 is movably arranged to adapt to double-tooth racks 2 with different lengths, so that the double-tooth rack has a wider application range.
In some preferred embodiments, the double-tooth rack clamping mechanism further comprises a cylinder 10 in driving connection with the claw 3, and the embodiment further comprises a pneumatic triple piece 11 and a pneumatic switch 12 in driving connection with the cylinder, wherein the two ends of the double-tooth rack 2 are clamped by the driving claw 3 of the cylinder 10 so as to ensure the stability of a fixed state.
In some preferred embodiments, the present embodiment further comprises a V-groove bracket 13 provided on the base 1 and used for supporting the rack 2.
In some preferred embodiments, as shown in fig. 3 to 4, the measuring seat 5 comprises a measuring base and a measuring vertical plate arranged on the measuring base, and the spline panel 7 is arranged on the side surface of the measuring vertical plate; a rotating hole is horizontally penetrated and formed in the measuring vertical plate, a rotating shaft is rotationally embedded in the rotating hole, one end of the rotating shaft 14 is fixedly connected with the tooth socket panel 7, the other end of the rotating shaft is provided with an adjusting rotary disc 15, a bent hole 16 is penetrated and formed in the adjusting rotary disc 15, and a threaded hole communicated with the bent hole 16 is formed in the measuring vertical plate; after the rotation angle of the spline panel 7 is fixed, it is fixed with a bolt passing through the bent hole 16 by a screw hole. The tooth space panel 7 is rotatably provided to accommodate tooth flanks of different grooving angles.
The angle measuring mechanism of the embodiment is not limited to measurement of a single product, can meet the tooth surface included angle measurement requirement of all double-tooth racks with the length of 500-900mm and the included angle measurement range of 0-360 degrees, and can customize a measuring rod seat head with corresponding diameter to realize the measurement requirement if measurement of the included angle of the double-tooth slot is required.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present utility model. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.
Claims (10)
1. A device for detecting the included angle of tooth surfaces of a double-tooth rack is characterized by comprising
The double-tooth rack clamping mechanism comprises clamping jaws (3) which respectively clamp two ends of the double-tooth rack (2) and can rotate freely, and an angle meter (4) which is connected with one of the clamping jaws (3) in a rotating transmission manner;
the tooth surface positioning mechanism comprises a measuring seat (5) and a tooth groove panel (7) which is arranged on the measuring seat (5) and is matched with the tooth groove of the double-tooth rack (2); and
and the base (1) is used for supporting the double-tooth rack clamping mechanism and the tooth surface positioning mechanism.
2. The device for detecting the included angle between the tooth surfaces of the double-tooth rack according to claim 1, wherein the double-tooth rack clamping mechanism further comprises a linear guide rail (8) and a sliding seat (9), one claw (3) is arranged on the sliding seat (9), and the other claw (3) is fixed on the base (1);
the angle meter (4) is in rotary transmission connection with the clamping jaw (3) fixed on the base (1).
3. The device for detecting the included angle between the tooth surfaces of the double-tooth rack according to claim 1, wherein the double-tooth rack clamping mechanism further comprises a cylinder (10) in transmission connection with the claw (3).
4. The device for detecting the included angle between the tooth surfaces of the double-tooth rack according to claim 1, wherein the measuring seat (5) comprises a measuring base and a measuring vertical plate arranged on the measuring base, and the tooth slot panel (7) is arranged on the side surface of the measuring vertical plate.
5. The device for detecting the included angle between the tooth surfaces of the double-toothed rack according to claim 4, wherein the tooth space panel (7) is rotatably arranged on the side surface of the measuring vertical plate.
6. The device for detecting the included angle between the tooth surfaces of the double-tooth rack according to claim 5, wherein the measuring vertical plate is horizontally provided with a rotating hole in a penetrating way, a rotating shaft is embedded in the rotating hole in a rotating way, and one end of the rotating shaft (14) is fixedly connected with the tooth socket panel (7);
during measurement, the tooth surface to be measured of the double-tooth rack (2) is arranged on the side face in the horizontal direction.
7. The device for detecting the included angle between the tooth surfaces of the double-tooth rack according to claim 6, wherein the other end of the rotating shaft (14) is provided with an adjusting turntable (15).
8. The device for detecting the included angle of the tooth surfaces of the double-tooth rack according to claim 7, wherein a curved hole (16) is formed in the adjusting turntable (15) in a penetrating manner, and a threaded hole communicated with the curved hole (16) is formed in the measuring vertical plate;
after the rotation angle of the tooth socket panel (7) is fixed, the tooth socket panel is fixed with a bolt penetrating through the bent hole (16) through a threaded hole.
9. The device for detecting the included angle of the tooth surfaces of the double-tooth rack according to claim 1, wherein the angle gauge (4) is in rotary transmission connection with the claw (3) through a coupler (17).
10. A device for detecting the included angle between the tooth surfaces of a rack of double teeth according to claim 1, characterized in that it comprises a display (6) electrically connected to the angle meter (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223483230.7U CN219141805U (en) | 2022-12-26 | 2022-12-26 | Detection device for included angle of tooth surface of double-tooth rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223483230.7U CN219141805U (en) | 2022-12-26 | 2022-12-26 | Detection device for included angle of tooth surface of double-tooth rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219141805U true CN219141805U (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223483230.7U Active CN219141805U (en) | 2022-12-26 | 2022-12-26 | Detection device for included angle of tooth surface of double-tooth rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219141805U (en) |
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2022
- 2022-12-26 CN CN202223483230.7U patent/CN219141805U/en active Active
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