CN218628222U - Symmetry degree detection device - Google Patents
Symmetry degree detection device Download PDFInfo
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- CN218628222U CN218628222U CN202223275205.XU CN202223275205U CN218628222U CN 218628222 U CN218628222 U CN 218628222U CN 202223275205 U CN202223275205 U CN 202223275205U CN 218628222 U CN218628222 U CN 218628222U
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Abstract
The utility model relates to an automobile parts technical field provides a symmetry detection device for detect the symmetry of a pair of jump ring mounting groove of braking pincers support, include: the detection base station is used for assembling the brake caliper support and enables the center line of the brake caliper support to be superposed with the center line of the detection base station; the pair of positioning blocks are symmetrical about the central line of the detection base station, and the distance between the positioning blocks is equal to the target distance between the groove depth processing surfaces of the pair of clamp spring mounting grooves; a detection mechanism movably supported on the detection base along the central line of the detection base, wherein the detection mechanism comprises a pair of detection rods capable of swinging; and in the calibration state, the pair of detection rods cling to the pair of positioning blocks, and in the detection state, the pair of detection rods move to extend into the pair of clamp spring mounting grooves and swing to cling to the groove depth machining surface. The utility model discloses a symmetry detection device can realize simply and conveniently, high-efficiently that the symmetry of a pair of jump ring mounting groove of braking pincers support detects, promotes production efficiency and assembly line operation level.
Description
Technical Field
The utility model relates to the technical field of automobile parts, specifically speaking relates to a symmetry detection device.
Background
The brake caliper belongs to an automobile active brake safety part and is related to the life safety of passengers. When the brake caliper is produced, the symmetry degree of the pair of clamp spring mounting grooves is required to meet the design requirement, so that the brake performance of the brake caliper is prevented from being influenced due to the phenomena of incomplete assembly, clamping and the like of the clamp springs.
At present, a three-coordinate system is adopted to detect the symmetry degree of a pair of clamp spring mounting grooves. During detection, the processing surface of the clamp spring mounting groove and the position coordinates of the reference surface for symmetry detection in the three-coordinate system need to be measured, and then the symmetry of the pair of clamp spring mounting grooves is obtained through a series of calculations.
The existing symmetry degree detection mode based on a three-coordinate system needs to rely on the three-coordinate system to measure and calculate a large amount of position coordinates, so that the detection process is complex, the detection efficiency is low, the products in production cannot be randomly checked at any time, and unqualified products flow out.
It should be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present invention and therefore may include information that does not constitute prior art that is already known to a person of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a symmetry detection device can realize simply and conveniently, high-efficiently that the symmetry of a pair of jump ring mounting groove of braking pincers support detects through the cooperation that detects base station, locating piece and detection mechanism.
According to the utility model discloses an aspect provides a symmetry detection device for detect the symmetry of a pair of jump ring mounting groove of braking pincers support, include: the brake caliper bracket is assembled on the detection base station, and the center line of the brake caliper bracket is overlapped with the center line of the detection base station; the pair of positioning blocks are symmetrical about the center line of the detection base station, and the distance between the positioning blocks is equal to the target distance between the groove depth processing surfaces of the pair of clamp spring mounting grooves; a detection mechanism movably supported on the detection base along a central line of the detection base, wherein the detection mechanism comprises a pair of detection rods capable of swinging; the detection mechanism is provided with a calibration state and a detection state, the calibration state and the detection state are in a pair, the detection rod is attached to the positioning block in a pair, and the detection state and the detection rod are in a pair, move to extend into the clamp spring mounting groove in a pair and swing to be attached to the groove depth machining surface in a pair.
According to the symmetry detection device, the brake caliper support is assembled through the detection base station, and the center line of the brake caliper support is overlapped with the center line of the detection base station, so that the symmetry detection of the clamp spring installation groove of the brake caliper support assembled on the detection base station is facilitated; the pair of positioning blocks are symmetrical about the center line of the detection base platform, and the distance between the positioning blocks and the target distance between the groove depth processing surfaces of the pair of clamp spring mounting grooves is equal to that between the groove depth processing surfaces of the pair of clamp spring mounting grooves, so that the positions of the positioning blocks about the center line of the detection base platform are matched with the ideal positions of the pair of clamp spring mounting grooves about the center line of the brake caliper support; the detection mechanism is movable along the central line of the detection base station and comprises a pair of detection rods capable of swinging, so that the detection rods are attached to the pair of positioning blocks in a calibration state, and calibration is performed based on ideal positions of the pair of clamp spring mounting grooves; under the detection state, the pair of detection rods move to extend into the pair of clamp spring mounting grooves and swing to be close to the groove depth processing surface, so that the symmetry degree of the groove depth processing surface of the pair of clamp spring mounting grooves with respect to the center line of the brake caliper support is obtained through detection;
by adopting the symmetry detection device, the symmetry detection of the pair of clamp spring mounting grooves of the brake caliper support can be simply and efficiently realized by matching the detection base station, the positioning block and the detection mechanism, the production efficiency and the assembly line operation level can be greatly improved, the random inspection of the brake caliper support in production can be facilitated, and unqualified products can be found in time to avoid flowing into the next process.
In some embodiments, the detection base is provided with a pair of support surfaces which are symmetrical about a center line of the detection base, and the distance between the pair of support surfaces is equal to the distance between a pair of opening reference surfaces of the brake caliper support; the detection base is used for erecting the brake caliper bracket, and the pair of supporting surfaces is used for clamping the pair of opening reference surfaces.
The pair of support surfaces are symmetrical about the central line of the detection base, and the distance between the pair of support surfaces is equal to the distance between the pair of opening reference surfaces of the brake caliper support, and the pair of opening reference surfaces are also symmetrical relative to the central line of the brake caliper support.
In some embodiments, one of the pair of support surfaces forms a detection reference surface, and the other support surface is provided with an abutting piece for abutting against the brake caliper bracket and enabling the corresponding opening reference surface to abut against the detection reference surface.
The detection reference surface is formed by one supporting surface, the abutting part is arranged at the other supporting surface, and therefore when the brake caliper support is assembled to the detection base platform, the gear opening reference surface at one side of the brake caliper support is tightly attached to the detection reference surface, and therefore the center line of the brake caliper support is overlapped with the center line of the detection base platform.
In some embodiments, the abutting member is a spring top.
Through the spring top, the supporting effect on the brake caliper support can be conveniently and effectively realized.
In some embodiments, the mechanism body of the detection mechanism is supported on the detection base by a slide rail mechanism parallel to a center line of the detection base.
The detection mechanism is movably supported on the detection base station along the central line of the detection base station through a slide rail mechanism parallel to the central line of the detection base station, so that the detection rod can conveniently move to the position of the positioning block and the position of the clamp spring mounting groove along the slide rail mechanism in the calibration state and the detection state respectively.
In some embodiments, the detection mechanism further comprises: the pair of supporting blocks are fixed on the mechanism body of the detection mechanism, and the pair of detection rods are respectively connected to the pair of supporting blocks in a swinging mode through corresponding connecting parts.
Through the supporting block, the detection rod can be connected to the mechanism body of the detection mechanism in a swinging mode, so that the detection rod can swing to a groove depth processing surface attached to the clamp spring mounting groove in a detection state.
In some embodiments, the connecting portion of the detection lever is connected to the support block by a pivot shaft extending parallel to the groove-depth-machined surface.
The detection lever connected to the support block through the pivot shaft can swing toward or away from the groove deep processing surface through the pivot shaft extending parallel to the groove deep processing surface, so that the detection lever can swing to abut against the groove deep processing surface in a detection state.
In some embodiments, the detection mechanism further comprises: the pair of adjusting screws are respectively screwed to the pair of supporting blocks, and the adjusting screws are positioned at one end of the connecting part of the detection rod; in the calibration state, the adjusting screw abuts against the detecting rod so that the detecting rod abuts against the positioning block.
Through the screw action of the adjusting screw, the detecting rods can be adjusted to be attached to the positioning block in the calibration state, so that the pair of detecting rods has ideal positions which are symmetrical relative to the central line of the detecting base station in the calibration state.
In some embodiments, the detection mechanism further comprises: the springs are respectively connected to the supporting blocks and positioned at the other end of the connecting part of the detection rod; in the calibration state, the spring is relaxed, and in the detection state, the spring is pressed against the detection rod.
Two ends of the connecting part of the detection rod are respectively supported on the supporting block through an adjusting screw and a spring, so that the stability of the detection rod can be ensured, and the symmetry detection result is accurate and reliable; the spring can make the swing of test rod more steady on the one hand, on the other hand play the return effect, and the test rod is accomplished to promote after detecting and is got back to calibration status at the test rod.
In some embodiments, the detection mechanism further comprises: the probes of the pair of detectors are respectively positioned on the pair of detection rods; and in the calibration state, the pair of detectors performs zero calibration, and in the detection state, the pair of detectors displays the swing displacement value of the pair of detection rods.
The swinging condition of the detection rods can be detected by positioning the probes on the detectors of the pair of detection rods respectively; in a calibration state, the pair of detection rods are symmetrical relative to the central line of the detection base station, and the pair of detectors perform zero calibration; under the detection state, if the detection rod swings, the corresponding detector can accurately display the swing displacement value which is generated by the swing of the detection rod and is perpendicular to the central line of the detection base, and therefore the symmetry degree of the groove depth processing surfaces of the pair of clamp spring mounting grooves relative to the central line of the brake caliper support can be obtained.
In some embodiments, the detection rod has a circular arc end, and the detection rod abuts against the positioning block and the groove depth machining surface through the circular arc end.
Through the circular arc end of the detection rod, the positioning block and the groove depth machining surface can be stably and accurately attached, and the symmetry degree of a pair of clamp spring mounting grooves can be accurately detected.
Compared with the prior art, the utility model beneficial effect include at least:
the utility model discloses a symmetry detection device, through the cooperation that detects base station, locating piece and detection mechanism, the symmetry that realizes a pair of jump ring mounting groove of braking pincers support portably, high-efficiently detects, can greatly promote production efficiency and pipelining level, and is convenient for to the braking pincers support spot check at any time in production, can in time discover unqualified product in order to avoid one process under its inflow.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 shows a schematic structural view of a brake caliper support in an embodiment of the invention;
fig. 2 is a schematic top view of the symmetry detecting apparatus according to the embodiment of the present invention;
fig. 3 is a schematic top view of the symmetry detecting apparatus in the calibration state according to the embodiment of the present invention;
fig. 4 is a schematic top view of the symmetry detecting apparatus in the embodiment of the present invention;
fig. 5 shows the main view structure diagram of the symmetry detecting apparatus in the detecting state in the embodiment of the present invention.
The main reference numbers:
10. brake caliper support
11. Circlip mounting groove
110. Groove depth processed surface
12. Reference surface for opening gear
20. Detection base station
22. Support surface
22' detection reference plane
23. Propping piece
30. Locating block
40. Detection mechanism
41. Detection rod
42. Slide rail mechanism
43. Supporting block
44. Pivotal shaft
45. Adjusting screw
48. Spring
46. Detecting instrument
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.
The use of "first," "second," and the like in the detailed description is not intended to identify any order, quantity, or importance, but rather is used to distinguish one element from another. It should be noted that features of the embodiments and different embodiments of the present invention may be combined with each other without conflict.
The embodiment of the utility model provides a symmetry detection device for detect the symmetry of a pair of jump ring mounting groove of braking pincers support. Fig. 1 shows the structure of a brake caliper support, and referring to fig. 1, a brake caliper support 10 is provided with a pair of clamp spring mounting grooves 11, and the clamp spring mounting grooves 11 are used for assembling clamp springs, and the clamp springs can fix a brake pad and return the brake pad after braking. In the manufacture of the brake caliper, it is necessary to secure a pair of clip spring mounting grooves 11 with respect to the center line X of the brake caliper bracket 10 1 Symmetrical (mainly expressed as a pair of deep groove processing surfaces 110 of the circlip mounting grooves 11 about the central line X 1 Symmetry) to make the jump ring can accurately install, and then ensure that the brake caliper can normally exert braking performance.
In the actual detection scene, a pair of clamp spring installation grooves 11 are arranged around a central line X 1 Can be detected by means of a pair of opening reference surfaces 12 of the caliper bracket 10. The pair of opening reference surfaces 12 are formed when the stand is opened, and can ensure the center line X 1 And (4) symmetry. The symmetry degree of the clamp spring installation groove 11 relative to the opening reference surface 12 is ideally zero; in some cases, the symmetry of the snap spring mounting groove 11 with respect to the opening reference surface 12 may be constrained to be 0.3mm, 0.2mm, and the like, so as to control the groove depth processing surface 110 of the snap spring mounting groove 11 to fluctuate within a certain reasonable range with respect to the opening reference surface 12, so as to ensure that the brake caliper can stably exert the braking performance after the snap spring is mounted in the snap spring mounting groove 11.
Fig. 2 shows a top view structure of the symmetry detecting apparatus in an embodiment of the present invention, fig. 3 shows a top view structure of the symmetry detecting apparatus in a calibration state, fig. 4 shows a top view structure of the symmetry detecting apparatus in a detection state, and fig. 5 shows a front view structure of the symmetry detecting apparatus in a detection state; with reference to fig. 1 to 5, an embodiment of the present invention provides a symmetry detecting apparatus, including:
a detection base 20 for assembling the brake caliper support 10 and making the center line X of the brake caliper support 10 1 And the central line X of the detection base 20 2 Overlapping;
a pair of positioning blocks 30 for detecting the center line X of the base 20 2 Symmetrical and spaced apart by a distance H 2 Equal to the target distance H between the groove depth processing surfaces 110 of the pair of circlip mounting grooves 11 1 ；
A detection mechanism 40 along the central line X of the detection base 20 2 A detection mechanism 40 movably supported on the detection base 20, the detection mechanism including a pair of swingable detection levers 41;
the detection mechanism 40 has a calibration state in which the pair of detection levers 41 abut against the pair of positioning blocks 30 and a detection state in which the pair of detection levers 41 move to extend into the pair of snap spring mounting grooves 11 and swing to abut against the groove-deep-machined surface 110.
The above-mentioned symmetry degree detecting device is configured to attach the brake caliper bracket 10 to the base 20 and to set the center line X of the brake caliper bracket 10 1 And the central line X of the detection base 20 2 Overlapping is carried out, so that the symmetry degree of the clamp spring mounting groove 11 can be conveniently detected for the brake caliper support 10 assembled on the detection base station 20; the pair of positioning blocks 30 is positioned with respect to the center line X of the detection base 20 2 Symmetrical and spaced apart by a distance H 2 Equal to the target distance H between the groove depth processing surfaces 110 of the pair of circlip mounting grooves 11 1 (target distance H) 1 Indicating a desired depth state between the groove-deep-machined surfaces 110 of the pair of circlip mounting grooves 11), the positioning block 30 is positioned with respect to the center line X of the inspection base 20 2 Is located with the pair of clip spring mounting grooves 11 about the center line X of the caliper bracket 10 1 The ideal positions of the two are matched; the detection mechanism 40 is arranged along the central line X of the detection base 20 2 The movable detection rod 41 comprises a pair of swinging detection rods, so that the detection rods 41 are attached to the pair of positioning blocks 30 in a calibration state, and calibration is performed based on ideal positions of the pair of clamp spring installation grooves 11; in the detection stateNext, the pair of detection levers 41 are moved to project into the pair of clip spring mounting grooves 11 and swing to abut the groove deep-machined surface 110, so that the groove deep-machined surface 110 where the pair of clip spring mounting grooves 11 are obtained is detected with respect to the center line X of the caliper bracket 10 1 The degree of symmetry of (c).
By adopting the symmetry degree detection device, the symmetry degree detection of the pair of clamp spring mounting grooves 11 of the brake caliper support 10 is simply, conveniently and efficiently realized by matching the detection base 20, the positioning block 30 and the detection mechanism 40, and the production efficiency and the assembly line operation level can be greatly improved.
The clip spring mounting groove 11 is formed by machining with a tool. In an actual processing scene, the symmetry degree detection device can simply and efficiently realize the symmetry degree detection of the pair of clamp spring mounting grooves 11, so that the brake caliper support 10 in production can be conveniently checked at any time, and the groove deep processing surfaces 110 of the pair of clamp spring mounting grooves 11 obtained through detection are about the central line X of the brake caliper support 10 1 The symmetry degree of the cutter is compared with the drawing requirement, unqualified products can be found in time, the phenomenon that the unqualified products flow into the next procedure is avoided, and the machining parameters of the cutter are adjusted in time to ensure the accuracy of subsequent machining.
In some embodiments, the inspection base 20 is provided with a center line X about it 2 A pair of symmetrical support surfaces 22, the pair of support surfaces 22 being spaced apart by a distance H 4 Equal to the distance H separating a pair of open-gear reference surfaces 12 of the brake caliper support 10 3 (ii) a The detection base 20 is provided for the caliper bracket 10 to span and the pair of support surfaces 22 is provided for the pair of open-range reference surfaces 12 to engage.
The pair of support surfaces 22 is positioned with respect to the center line X of the detection base 20 2 Symmetrical and spaced apart by a distance H 4 Equal to the distance H between a pair of open-gear reference surfaces 12 3 And the pair of opening reference surfaces 12 are also opposite to the center line X of the brake caliper support 10 1 On the other hand, the caliper holder 10 mounted on the detection base 20 is stably engaged with the support surface 22 via the open-position reference surface 12 to stably attach the caliper holder 10 to the detection base 20, and the center line X of the caliper holder 10 can be secured 1 And the central line X of the detection base 20 2 And (4) overlapping.
In some embodiments, one support surface 22 of the pair of support surfaces 22 forms a detection reference surface 22', and the other support surface 22 is provided with an abutting piece 23 for abutting against the brake caliper bracket 10 and abutting the corresponding opening reference surface 12 against the detection reference surface 22'.
In the embodiment shown in fig. 2 to 4, the left support surface 22 of the detection base 20 is formed as a detection reference surface 22', and the right support surface 22 is provided with an abutting piece 23, and the abutting piece 23 is used for abutting the brake caliper bracket 10 to the left opening reference surface 12 to abut against the detection reference surface 22'.
The detection reference surface 22 'is formed by one support surface 22, the abutting piece 23 is arranged at the other support surface 22, when the brake caliper support 10 is assembled to the detection base station 20, the opening reference surface 12 on one side of the brake caliper support 10 can be ensured to be tightly attached to the detection reference surface 22', and therefore the center line X of the brake caliper support 10 is achieved 1 And the central line X of the detection base 20 2 And (6) overlapping.
In some embodiments, the abutting member 23 is a spring head. The spring top can conveniently and effectively realize the propping action on the brake caliper support 10.
In some embodiments, the mechanism body 40' of the detection mechanism 40 passes parallel to the center line X of the detection base 20 2 The slide rail mechanism 42 is supported by the detection base 20.
By being parallel to the centre line X 2 So that the detecting mechanism 40 is along the central line X 2 And is movably supported on the inspection base 20 to facilitate the inspection lever 41 to move to the position of the positioning block 30 and the position of the circlip installation groove 11 along the slide rail mechanism 42 in the alignment state and the inspection state, respectively.
In some embodiments, the detection mechanism 40 further comprises: and a pair of support blocks 43 fixed to the mechanism body 40 'of the detection mechanism 40, the pair of detection levers 41 being swingably connected to the pair of support blocks 43 through corresponding connection portions 41', respectively.
The detection lever 41 is swingably connected to the mechanism body 40' of the detection mechanism 40 via the support block 43 so as to swing to the groove depth processing surface 110 abutting against the circlip mounting groove 11 in the detection state.
In some embodiments, the connecting portion 41' of the detection lever 41 is connected to the support block 43 by a pivot shaft 44, and the pivot shaft 44 extends parallel to the groove-deep-machined surface 110.
The detection lever 41 connected to the support block by the pivot shaft 44 can be swung toward or away from the groove-deep-machined surface 110 by the pivot shaft 44 extending parallel to the groove-deep-machined surface 110, so that the detection lever 41 can be swung to abut against the groove-deep-machined surface 110 in the detection state.
In some embodiments, the detection mechanism 40 further comprises: a pair of adjustment screws 45 screwed to the pair of support blocks 43, respectively, the adjustment screws 45 being located at one end of the connection portion 41' of the detection rod 41; in the calibration state, the adjusting screw 45 abuts against the detecting rod 41, so that the detecting rod 41 abuts against the positioning block 30.
In the calibration state, the adjusting screw 45 can be screwed according to the requirement to adjust the detecting rods 41 to be attached to the positioning block 30 through the adjusting screw 45, so that the pair of detecting rods 41 have the relative center line X in the calibration state 2 Ideal position of symmetry.
In some embodiments, the detection mechanism further comprises: a pair of springs 48 respectively connected to the pair of support blocks 43, the springs 48 being located at the other end of the connection portion 41' of the detection lever 41; in the calibration state, the spring 48 is relaxed, and in the test state, the spring 48 presses against the test rod 41.
In this embodiment, two ends of the connecting portion 41' of the detecting rod 41 are supported by the supporting block 43 through the adjusting screw 45 and the spring 48, respectively, so that the stability of the detecting rod 41 can be ensured, and the symmetry detecting result is accurate and reliable; the spring 48 can make the swing of the detection lever 41 more stable, and can return to the original position to push the detection lever 41 to return to the calibration state after the detection of the detection lever 41 is completed.
The connecting portion 41 'of the detection lever 41 may be integrally formed with the rest of the detection lever 41, and the adjustment screw 45 and the spring 48 may be located at both ends of the connecting portion 41' of the detection lever 41.
In some embodiments, the detection mechanism 40 further comprises: a pair of detectors 46, probes 460 of the pair of detectors 46 being positioned at the pair of detection levers 41, respectively; in the calibration state, the pair of detectors 46 perform zero calibration, and in the detection state, the pair of detectors 46 display the swing displacement values of the pair of detection levers 41.
The swinging condition of the detection rods 41 can be detected by the detectors 46 positioned at the pair of detection rods 41 by the probes 460; in the alignment state, the pair of detection rods 41 faces the center line X of the detection base 20 2 A pair of symmetrical detectors is used for zero calibration; in the detecting state, if the detecting rod 41 swings, the corresponding detecting instrument 46 can accurately display the vertical to the central line X generated by the swinging of the detecting rod 41 2 The rocking displacement value of (2) can be obtained from the groove depth processing surfaces 110 of the pair of circlip mounting grooves 11 with respect to the center line X of the brake caliper bracket 10 1 The degree of symmetry of (c).
The detector 46 may be a dial indicator or other instrument capable of accurately detecting displacement.
In some embodiments, the detecting rod 41 has a rounded tip 410, and the detecting rod 41 abuts against the positioning block 30 and the groove depth processing surface 110 through the rounded tip 410.
The arc end 410 of the detection rod 41 can be stably and accurately attached to the positioning block 30 and the groove depth processing surface 110, and the symmetry of the pair of clamp spring mounting grooves 11 can be accurately detected.
In addition, in the above embodiments, the detection base 20, the positioning block 30, the slide mechanism 42, and the like may be fixed to the device base 50.
The following describes a symmetry detection process of the symmetry detection apparatus with reference to fig. 1 to 5.
First, the caliper holder 10 is attached to the detection base 20, and the pair of open reference surfaces 12 of the caliper holder 10 are engaged with the pair of support surfaces 22 of the detection base 20 and the center line X of the caliper holder 10 1 And the center line X of the detection base 20 2 And (6) overlapping.
Secondly, the detecting rods 41 are adjusted by the adjusting screws 45, so that the arc ends 410 of the detecting rods 41 are attached to the positioning blocks 30, the detecting instrument 46 is zeroed, and the pair of detecting rods 41 are ensured to be positioned at the opposite central line X 2 In the symmetrical ideal position, the detector 46 indicates zero.
The sequence of the first step and the second step can be interchanged, and is determined according to the actual detection scene.
Thirdly, moving the detection rods 41 along the sliding rail mechanism 42, so that the pair of detection rods 41 move to extend into the pair of clamp spring installation grooves 11, and the detection rods 41 swing until the arc ends 410 are attached to the groove depth processing surface 110; at this time, the pair of detectors 46 respectively display the vertical center line X of the pair of detection levers 41 generated by the swing motion 2 Indicating a value of deviation of symmetry of the groove depth machining surface 110 with respect to the open-range reference surface 12.
From the swing displacement value (10 steps, corresponding to 0.1 mm) indicated by the left detector 46 in fig. 5, it is found that the machining depth of the left groove depth machining surface 110 of the caliper bracket 10 is 0.1mm greater than that of the open-position reference surface 12; from the swing displacement value (minus 10 steps, corresponding to-0.1 mm) indicated by the right detector 46 in fig. 5, it is understood that the groove depth processing surface 110 on the right side of the brake caliper holder 10 is smaller than the processing depth of the open reference surface 12 by 0.1mm. At this time, the tool for machining the pair of snap spring mounting grooves 11 may be adjusted to compensate for the deviation value of the degree of symmetry, so that the subsequently machined caliper bracket 10 may have an ideal depth state in which the degree of symmetry of the pair of snap spring mounting grooves 11 is zero.
The detection end detection rod 41 leaves the clamp spring installation groove 11 along the slide rail mechanism 42, and at the moment, the spring 48 pushes the detection rod 41 to return for the next detection.
To sum up, the utility model discloses a symmetry detection device has following beneficial effect:
through the matching of the detection base station 20, the positioning block 30 and the detection mechanism 40, the symmetry detection of the pair of clamp spring installation grooves 11 of the brake caliper bracket 10 is simply, conveniently and efficiently realized, the three-coordinate measurement is not required, and the production efficiency and the assembly line operation level are improved;
the detection precision is high, and the symmetry deviation numerical values of the pair of clamp spring mounting grooves 11 can be detected finely by combining the pair of detection rods 41 with the pair of detectors 46;
the brake caliper support 10 in production can be conveniently subjected to random inspection at any time, unqualified products can be found in time to avoid flowing into the next procedure, and the quality of the brake caliper support 10 is guaranteed to reach the standard;
the symmetry degree detection device is simple in overall structure, convenient to maintain, small in occupied space and strong in mobility, and can effectively improve the field processing efficiency and meet the requirements of assembly line operation.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (11)
1. The utility model provides a symmetry detection device which characterized in that for the symmetry of a pair of jump ring mounting groove of detection braking pincers support includes:
the brake caliper bracket is assembled on the detection base station, and the center line of the brake caliper bracket is overlapped with the center line of the detection base station;
the pair of positioning blocks are symmetrical about the center line of the detection base station, and the distance between the positioning blocks is equal to the target distance between the groove depth processing surfaces of the pair of clamp spring mounting grooves;
a detection mechanism movably supported on the detection base along a central line of the detection base, wherein the detection mechanism comprises a pair of detection rods capable of swinging;
the detection mechanism is provided with a calibration state and a detection state, the calibration state and the detection state are in a pair, the detection rod is attached to the positioning block in a pair, and the detection state and the detection rod are in a pair, move to extend into the clamp spring mounting groove in a pair and swing to be attached to the groove depth machining surface in a pair.
2. The symmetry degree detecting apparatus according to claim 1, wherein the detection base is provided with a pair of support surfaces symmetrical with respect to a center line thereof, a distance between the pair of support surfaces being equal to a distance between a pair of opening reference surfaces of the caliper bracket;
the detection base is used for erecting the brake caliper bracket, and the pair of supporting surfaces is used for clamping the pair of opening reference surfaces.
3. The symmetry degree detecting apparatus according to claim 2, wherein one of the pair of support surfaces forms a detection reference surface, and an abutting member for abutting against the caliper bracket and abutting the corresponding shift opening reference surface against the detection reference surface is provided at the other support surface.
4. The symmetry testing apparatus of claim 3 wherein said abutting member is a spring top.
5. The symmetry detecting apparatus according to claim 1, wherein the mechanism body of the detecting mechanism is supported on the detection base by a slide mechanism parallel to a center line of the detection base.
6. The symmetry detection apparatus according to claim 1, wherein the detection mechanism further comprises:
the pair of supporting blocks are fixed on the mechanism body of the detection mechanism, and the pair of detection rods are respectively connected to the pair of supporting blocks in a swinging mode through corresponding connecting parts.
7. The symmetry degree detecting apparatus according to claim 6, wherein the connecting portion of the detecting lever is connected to the support block by a pivot shaft extending parallel to the groove depth face.
8. The symmetry detection apparatus according to claim 6, wherein the detection mechanism further comprises:
a pair of adjusting screws respectively screwed to the pair of support blocks, the adjusting screws being located at one end of the connecting portion of the detection rod;
in the calibration state, the adjusting screw abuts against the detecting rod so that the detecting rod abuts against the positioning block.
9. The symmetry testing apparatus according to claim 8, wherein said testing mechanism further comprises:
the springs are respectively connected to the supporting blocks and positioned at the other end of the connecting part of the detection rod;
in the calibration state, the spring is relaxed, and in the detection state, the spring presses against the detection rod.
10. The symmetry detection apparatus according to claim 1, wherein the detection mechanism further comprises:
the probes of the pair of detectors are respectively positioned on the pair of detection rods;
and in the calibration state, the pair of detectors performs zero calibration, and in the detection state, the pair of detectors displays the swing displacement value of the pair of detection rods.
11. The symmetry detection apparatus according to any one of claims 1 to 10, wherein the detection bar has a circular arc tip, and the detection bar abuts against the positioning block and the groove depth processing surface through the circular arc tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275205.XU CN218628222U (en) | 2022-12-07 | 2022-12-07 | Symmetry degree detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275205.XU CN218628222U (en) | 2022-12-07 | 2022-12-07 | Symmetry degree detection device |
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| CN218628222U true CN218628222U (en) | 2023-03-14 |
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| CN202223275205.XU Active CN218628222U (en) | 2022-12-07 | 2022-12-07 | Symmetry degree detection device |
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