Rapid detection tool for jumping of belt pulley

Abstract

The utility model discloses a rapid detection tool for jumping of a belt pulley. A belt pulley fixing mechanism and a position adjusting mechanism are arranged on the operating table, a detection station is arranged in the belt pulley fixing mechanism, a belt pulley is rotatably fixed at the detection station, a run-out detection mechanism is arranged on the position adjusting mechanism, and the position adjusting mechanism is provided for adjusting the transverse and longitudinal positions of the run-out detection mechanism; the run-out detection mechanism comprises a radial run-out dial indicator, an axial run-out dial indicator, an induction block, a probe and an elastic reset piece, the induction block is arranged on the elastic reset piece, the probe is arranged on the induction block and faces the detection station, the front end of the probe is aligned with a V-shaped groove in the outer circle of the belt pulley, and the radial run-out dial indicator and the axial run-out dial indicator are perpendicularly arranged. The detection ends of the radial run-out dial gauge and the axial run-out dial gauge are respectively contacted with the induction block, the radial run-out dial gauge is parallel to the belt pulley, and the axial run-out dial gauge is perpendicular to the belt pulley. The device is high in detection efficiency.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile generator shock absorber, in particular to a belt pulley bounce rapid testing fixture. BACKGROUND

[0002] The belt pulley is a component part of the automobile generator shock absorber, and the size requirement for the belt pulley is high, so the important part size needs to be detected after the production of the belt pulley, and the V-shaped groove size of the outer circle of the belt pulley is particularly important, if the important part size of the belt pulley deviates, the belt pulley cannot work normally, and the generator equipment is damaged.

[0003] The V-shaped groove size detection of the outer circle of the belt pulley includes axial size detection and radial size detection, and generally adopts three-dimensional detection equipment for detection, the detection process of the three-dimensional detection equipment is relatively complex, and the detection of each belt pulley often needs more than five minutes, the detection efficiency is low, the requirement for the operator is also relatively high, and the production cost of the product is increased.

[0004] The information disclosed in this section of background art is only intended to increase the understanding of the overall background of the utility model, and should not be regarded as acknowledging or implying in any form that the information constitutes the prior art known to those skilled in the art. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a belt pulley bounce rapid testing fixture, so as to overcome the defects in the prior art.

[0006] The utility model provides a kind of pulley bounce quick gauge, including operation platform, jump detection mechanism, pulley fixed mechanism, position adjusting mechanism;The operation platform is provided with pulley fixed mechanism, position adjusting mechanism, pulley fixed mechanism is provided with detection station inside, pulley is rotatably fixed at detection station, position adjusting mechanism is provided with jump detection mechanism, provide position adjusting mechanism adjustment jump detection mechanism in horizontal and vertical position;The jump detection mechanism includes radial runout micrometer, axial runout micrometer, inductive block, probe, elastic reset piece, inductive block is arranged on elastic reset piece, probe is provided on inductive block, probe is towards detection station setting, probe front end and pulley outer circle V-shaped groove alignment, radial runout micrometer, axial runout micrometer vertically, radial runout micrometer, axial runout micrometer detection end is respectively contacted with inductive block, radial runout micrometer is arranged in parallel with pulley, axial runout micrometer is arranged perpendicularly with pulley;Probe front end structure cooperates with V-shaped groove structure, radial runout micrometer detects V-shaped groove bottom by probe and then detects radial dimension, axial runout micrometer detects V-shaped groove two side faces by probe and then detects axial dimension.

[0007] Preferably, in the technical scheme, the inductive block includes a first inductive block and a second inductive block, the first inductive block and the second inductive block are arranged on the elastic reset piece, a probe is arranged on the front end surface of the first inductive block, the rear end surface of the first inductive block is in contact with the detection end of the radial runout micrometer, the second inductive block is arranged on the side surface of the first inductive block, the outer side surface of the second inductive block is in contact with the detection end of the axial runout micrometer, and the outer side surface of the second inductive block is arranged in parallel with the pulley.

[0008] Preferably, in the technical scheme, the position adjusting mechanism includes a base, a bottom plate, a horizontal guide rail, a vertical guide rail, a horizontal movement braking mechanism and a vertical movement braking mechanism, the horizontal guide rail and the horizontal movement braking mechanism are arranged on the operation platform, the base is arranged on the horizontal guide rail, the horizontal movement braking mechanism is connected with the base, the vertical guide rail and the vertical movement braking mechanism are arranged on the base, the bottom plate is arranged on the vertical guide rail, the bottom plate is connected with the vertical movement braking mechanism, the micrometer fixing seat and the elastic reset piece are arranged on the bottom plate, and the radial runout micrometer and the axial runout micrometer are respectively fixed on the corresponding micrometer fixing seat.

[0009] Preferably, in the technical scheme, a limiting column is arranged on the base, a limiting screw is arranged on the operation platform, the limiting column is aligned with the limiting screw, and the movement distance of the base on the horizontal guide rail is limited.

[0010] Preferably, in the technical scheme, a scale is arranged on the operation table, and a scale plate is arranged on the base, and the lateral movement distance of the probe is recorded by cooperation of the scale and the scale plate.

[0011] Preferably, in the technical scheme, the pulley fixing mechanism comprises a pulley fixing bearing, a bearing seat and a rotating hand wheel, the bearing seat is arranged on the operation table, the pulley fixing bearing is arranged on the bearing seat, one end of the pulley fixing bearing is connected with the rotating hand wheel, a detection station is arranged on the pulley fixing bearing, and the pulley is fixed on the detection station and rotates with the pulley fixing bearing.

[0012] Compared with the prior art, the pulley jump quick gauge has the following beneficial effects:

[0013] The probe of the jump detection mechanism is in contact with the V-shaped groove, and in the rotating process of the pulley, the radial jump micrometer is used to detect the radial size of the V-shaped groove, and the axial jump micrometer is used to detect the axial size of the V-shaped groove, so that the detection process is simple, the axial jump and the radial jump can be detected simultaneously by rotating the pulley once, and the detection efficiency of the size of the V-shaped groove of the pulley is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a front view of the pulley jump quick gauge of the utility model;

[0015] Fig. 2 It is a top view of the pulley jump quick gauge of the utility model. DETAILED DESCRIPTION

[0016] The specific embodiments of the utility model are described in detail below, but it should be understood that the protection scope of the utility model is not limited by the specific embodiments.

[0017] Unless otherwise explicitly indicated, in the entire specification and claims, the term "comprise" or its variants such as "contain" or "include" and the like will be understood to include the stated element or component, but not exclude the presence of other elements or components.

[0018] As shown in Figs. 1-2 A pulley jump quick gauge, comprising an operation table 1, a jump detection mechanism, a pulley fixing mechanism and a position adjusting mechanism, the pulley fixing mechanism comprises a pulley fixing bearing 2, a bearing seat 3 and a rotating hand wheel 4, the bearing seat 3 is arranged on the operation table 1, the pulley fixing bearing 2 is arranged on the bearing seat 3, one end of the pulley fixing bearing 2 is connected with the rotating hand wheel 4, a detection station is arranged on the pulley fixing bearing 2, and the pulley 5 is fixed on the detection station and rotates with the pulley fixing bearing 2;

[0019] The position adjusting mechanism comprises a base 6, a bottom plate 7, a transverse guide rail 8, a longitudinal guide rail 9, a transverse motion brake mechanism 10, a longitudinal motion brake mechanism 11, the transverse guide rail 8 and the transverse motion brake mechanism 10 are arranged on the operation table 1, the base 6 is arranged on the transverse guide rail 8, the transverse motion brake mechanism 10 is connected with the base 6, the longitudinal guide rail 9 and the longitudinal motion brake mechanism 11 are arranged on the base 6, the bottom plate 7 is arranged on the longitudinal guide rail 9, the bottom plate 7 is connected with the longitudinal motion brake mechanism 11, the micrometer fixed seat 12 and the elastic reset member 22 are arranged on the bottom plate 7, the radial run-out micrometer 17 and the axial run-out micrometer 18 are respectively fixed on the corresponding micrometer fixed seat 12; the limiting column 13 is arranged on the base 6, the limiting screw 14 is arranged on the operation table 1, the limiting column 13 is aligned with the limiting screw 14, and the movement distance of the base 6 on the transverse guide rail 8 is limited; the scale 15 is arranged on the operation table 1, and the scale plate 16 is arranged on the base 6, the transverse movement distance of the probe 21 is recorded by cooperation of the scale 15 and the scale plate 16.

[0020] The run-out detection mechanism comprises the radial run-out micrometer 17, the axial run-out micrometer 18, the first sensing block 19, the second sensing block 20, the probe 21 and the elastic reset member 22, the first sensing block 19 and the second sensing block 20 are arranged on the elastic reset member 22, the probe 21 is arranged on the front end surface of the first sensing block 19, the probe 21 is arranged towards the detection station, the front end of the probe 21 is aligned with the V-shaped groove of the outer circle of the belt pulley 5, the rear end surface of the first sensing block 19 is in contact with the detection end of the radial run-out micrometer 17, the second sensing block 20 is arranged on the side surface of the first sensing block 19, the outer side surface of the second sensing block 20 is in contact with the detection end of the axial run-out micrometer 18, the outer side surface of the second sensing block 20 is arranged in parallel with the belt pulley 5, the radial run-out micrometer 17 and the axial run-out micrometer 18 are arranged perpendicularly, the radial run-out micrometer 17 is arranged in parallel with the belt pulley 5, and the axial run-out micrometer 18 is arranged perpendicularly to the belt pulley 5; the front end structure of the probe 21 cooperates with the V-shaped groove structure.

[0021] During detection, the pulley 5 is placed at the detection station and fixed, the transverse motion brake mechanism 10 controls the base 6 to move to the appropriate position on the transverse guide rail 8, the longitudinal motion brake mechanism 11 controls the bottom plate 7 to move to the appropriate position on the longitudinal guide rail 9, the front end of the probe 21 contacts the V-shaped groove, the rotary hand wheel 4 is rotated to drive the pulley 5 to rotate, during the rotation of the pulley 5, the front end of the probe 21 contacts the bottom of the V-shaped groove, the radial runout is transmitted to the first sensing block 19 and the radial runout micrometer 17 in turn through the probe 21, the radial size of the V-shaped groove is detected through the radial runout micrometer 17, the front end of the probe 21 contacts the two side surfaces of the V-shaped groove, the axial runout is transmitted to the first sensing block 19, the second sensing block 20 and the axial runout micrometer 18 in turn through the probe 21, the axial size of the V-shaped groove is detected through the axial runout micrometer 18. The whole detection process is simple to operate, only one rotation of the pulley 5 can detect the axial runout and the radial runout at the same time, which greatly speeds up the detection efficiency of the V-shaped groove of the pulley.

[0022] The foregoing description of specific example embodiments of the present application is intended to be illustrative only and is not intended to limit the application to the precise forms disclosed. Many modifications and variations are possible in light of the above teachings without departing from the spirit or essential characteristics of the application. The example embodiments were chosen and described in order to explain the principles of the application and its practical application and to allow others skilled in the art to understand the application for various embodiments and with various modifications as are suited to the particular use contemplated. The scope of the application is to be defined by the claims and their equivalents.

Claims

1. A quick gauge for belt pulley runout, characterized by: The utility model provides a kind of belt pulley jump detection device, including operation platform, jump detection mechanism, belt pulley fixed mechanism, position adjusting mechanism;The operation platform is provided with belt pulley fixed mechanism, position adjusting mechanism, and detection station is provided in belt pulley fixed mechanism, and belt pulley is rotatably fixed at detection station, and jump detection mechanism is provided on position adjusting mechanism, and position adjusting mechanism adjusts the position of jump detection mechanism in transverse and longitudinal direction;The jump detection mechanism includes radial runout micrometer, axial runout micrometer, inductive block, probe, elastic reset piece, inductive block is arranged on elastic reset piece, probe is provided on inductive block, probe is towards detection station arrangement, probe front end is aligned with the V-shaped groove of belt pulley outer circle, radial runout micrometer and axial runout micrometer are vertically arranged, and the detection end of radial runout micrometer and axial runout micrometer respectively contacts with inductive block, radial runout micrometer is parallelly arranged with belt pulley, and axial runout micrometer is perpendicularly arranged with belt pulley;Probe front end structure cooperates with V-shaped groove structure, and radial runout micrometer detects V-shaped groove bottom by probe and then detects radial dimension, and axial runout micrometer detects the axial dimension by probe detecting V-shaped groove two side surfaces.

2. The quick belt pulley run-out tester according to claim 1, wherein: The inductive block includes first inductive block and second inductive block, and the first inductive block and the second inductive block are arranged on the elastic reset piece; the first inductive block is provided with a probe on the front end surface; the rear end surface of the first inductive block is in contact with the detection end of the radial runout micrometer; the second inductive block is arranged on the side surface of the first inductive block; the outer side surface of the second inductive block is in contact with the detection end of the axial runout micrometer; and the outer side surface of the second inductive block is parallelly arranged with the belt pulley.

3. The quick belt pulley runout tester of claim 1, wherein: The position adjusting mechanism includes a base, a bottom plate, a transverse guide rail, a longitudinal guide rail, a transverse motion braking mechanism, and a longitudinal motion braking mechanism; the transverse guide rail and the transverse motion braking mechanism are arranged on the operation platform; the base is arranged on the transverse guide rail; the transverse motion braking mechanism is connected with the base; the longitudinal guide rail and the longitudinal motion braking mechanism are arranged on the base; the bottom plate is arranged on the longitudinal guide rail; the bottom plate is connected with the longitudinal motion braking mechanism; the bottom plate is provided with a micrometer fixing seat and an elastic reset piece; the radial runout micrometer and the axial runout micrometer are respectively fixed on the corresponding micrometer fixing seat.

4. The quick belt pulley runout tester of claim 3, wherein: The base is provided with a limiting column, and the operation platform is provided with a limiting screw; the limiting column is aligned with the limiting screw.

5. The quick belt pulley run-out tester of claim 3, wherein: The operation platform is provided with a scale, and the base is provided with a scale plate; the scale and the scale plate are used to record the transverse movement distance of the probe.

6. The quick belt pulley runout tester of claim 1, wherein: The belt pulley fixed mechanism includes a belt pulley fixing bearing, a bearing seat, and a rotating hand wheel; the bearing seat is arranged on the operation platform; the belt pulley fixing bearing is arranged on the bearing seat; one end of the belt pulley fixing bearing is connected with the rotating hand wheel; the detection station is arranged on the belt pulley fixing bearing; the belt pulley is fixed on the detection station; and the belt pulley rotates with the belt pulley fixing bearing.

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