CN219531857U

CN219531857U - Pressure reducing cam rocker arm height gauge

Info

Publication number: CN219531857U
Application number: CN202223406587.5U
Authority: CN
Inventors: 李成举; 黄洪辉; 崔庭斌
Original assignee: Guangdong Nbtm New Materials Co ltd
Current assignee: Guangdong Nbtm New Materials Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-08-15
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a pressure reducing cam rocker arm height gauge which comprises a sleeve body and a cantilever positioned in the radial direction of the sleeve body, wherein the sleeve body is provided with a reference end face, the cantilever is provided with an A position and a B position, the pressure reducing cam rocker arm height gauge comprises a compression assembly, the compression assembly comprises a leaning module and a side pressing piece, the side pressing piece and the leaning module clamp two ends of the sleeve body, the leaning module is provided with a positioning cavity for accommodating the sleeve body, the positioning cavity is provided with a dismounting opening, the dismounting opening accommodates the sleeve body to be dismounted in the radial direction of the sleeve body, one side of the positioning cavity accommodates the side pressing piece to be abutted against the end face of the sleeve body, and the other side of the positioning cavity is used for being abutted against and positioned on the reference end face of the sleeve body. And the support piece is used for supporting one end of the cantilever away from the sleeve body. The device also comprises a first detector for abutting and detecting the height of the A position and a second detector for abutting and detecting the height of the B position.

Description

Pressure reducing cam rocker arm height gauge

Technical Field

The utility model relates to the technical field of gauge structures, in particular to a gauge for the rocker arm height of a decompression cam.

Background

Referring to fig. 1, a solution of a pressure reducing cam rocker arm is provided, which comprises a sleeve body and a cantilever, wherein the cantilever is provided with an a position and a B position in design, and strict requirements are imposed on the height H1 from the a position to the end face of the sleeve body and the height H2 from the B position to the end face of the sleeve body.

In order to ensure that the production is qualified, one end of the sleeve body is pressed on a platform, then the other end of the sleeve body is firstly pointed by a height ruler, then the position A and the position B are pointed, and the heights H1 and H2 are obtained through calculation.

However, the above detection method is inefficient and the detection accuracy is low.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the pressure reducing cam rocker arm height gauge which can measure two height dimensions of the pressure reducing cam rocker arm at the same time, save detection time, ensure detection accuracy and reduce errors.

According to the decompression cam rocker arm height gauge disclosed by the embodiment of the first aspect of the utility model, the decompression cam rocker arm comprises a sleeve body and a cantilever which is positioned in the radial direction of the sleeve body, the sleeve body is provided with a reference end face, the cantilever is provided with an A position and a B position, the decompression cam rocker arm height gauge comprises a compression assembly, the compression assembly comprises a leaning module and a side pressing piece, the side pressing piece and the leaning module clamp two ends of the sleeve body, the leaning module is provided with a positioning cavity for accommodating the sleeve body, the positioning cavity is provided with a dismounting opening, the dismounting opening accommodates the sleeve body along the radial direction of the sleeve body, one side of the positioning cavity accommodates the side pressing piece to be abutted against the end face of the sleeve body, and the other side of the positioning cavity is used for abutting against and positioning the reference end face of the sleeve body. And the support piece is used for supporting one end of the cantilever away from the sleeve body. The device also comprises a first detector for abutting and detecting the height of the A position and a second detector for abutting and detecting the height of the B position.

The decompression cam rocker arm height gauge provided by the embodiment of the utility model has at least the following beneficial effects: the decompression cam rocker is clamped and fixed through the compression assembly, the side pressing piece and the profiling piece are respectively abutted against the two ends of the sleeve body, and the end parts of the cantilever are supported by the matched supporting piece so as to respectively support and fix the two ends of the decompression cam rocker. The first detector and the second detector are respectively abutted against the position A and the position B, and simultaneously measure the two positions respectively. It can be understood that the first detector and the second detector are dial indicators, the side heads of the dial indicators are abutted against the corresponding A position and B position, the reference end face of the pressure reducing cam rocker arm is taken as a reference face, and two height data are obtained through readings of the dial indicators. The two positions of the pressure reducing cam rocker arm are measured simultaneously, so that the measurement efficiency and the measurement speed are greatly improved, the reference end face is used as the reference surface for measurement during measurement, the relative error of the two positions can be reduced to the greatest extent, and the detection accuracy is improved.

According to some embodiments of the utility model, the side press comprises a movably arranged slide that slides towards the cam to compress the sleeve.

According to some embodiments of the utility model, the sleeve has a through hole, and the slider or the master module is provided with a positioning groove, which abuts against the peripheral wall of the sleeve.

According to some embodiments of the utility model, the first detector and the second detector are both connected with a detector supporting rod, and the detector supporting rod supports the height of the first detector corresponding to the position A and the height of the second detector corresponding to the position B.

According to some embodiments of the utility model, the first detector and the second detector are dial indicators.

According to some embodiments of the utility model, the height gauge further comprises a base, and the hold-down assembly, the support, the first detector, and the second detector are all detachably connected to the base.

According to some embodiments of the utility model, the height gauge further comprises a correction block.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic illustration of a pressure relief cam rocker arm according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a pressure relief cam rocker arm height gauge according to an embodiment of the present utility model;

fig. 3 is a schematic view of a pressure reducing cam rocker arm height gauge clamping a pressure reducing cam rocker arm according to an embodiment of the present utility model.

Reference numerals: a base 100; a side pressing member 110; a slider 111; a positioning groove 112; a backrest module 120; a first detector 130; a second detector 140; a support 150; a detector support bar 160; a pressure reducing cam rocker arm 200; a sleeve 210; cantilever 220; and a correction block 300.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1, a solution of a pressure reducing cam rocker arm 200 is provided in the related art, which includes a sleeve body and a cantilever, wherein, in design, the cantilever has an a position and a B position, and strict requirements are imposed on the height H1 from the a position to the end face of the sleeve body and the height H2 from the B position to the end face of the sleeve body.

Referring to fig. 1, the present utility model proposes a pressure reducing cam rocker arm testing fixture for the pressure reducing cam rocker arm 200, and the pressure reducing cam rocker arm 200 includes a sleeve 210, and a cantilever 220 located in a radial direction of the sleeve 210, wherein the sleeve 210 has a reference end surface, and the cantilever 220 has an a position and a B position. In the related art, the position A and the position B are required to be measured by hands respectively through a dial indicator, the detection efficiency is low, the speed is low, the accuracy of the positions relative to a reference plane cannot be ensured by hand detection, and larger measurement relative errors can be generated.

Referring to fig. 2 and 3, the pressure reducing cam rocker arm gauge provided by the utility model comprises a pressing assembly, wherein the pressing assembly comprises a leaning module 120 and a side pressing piece 110, the side pressing piece 110 and the leaning module 120 clamp two ends of a sleeve body 210, the leaning module 120 is provided with a positioning cavity for accommodating the sleeve body 210, the positioning cavity is provided with a dismounting opening, the dismounting opening accommodates the sleeve body 210 to be dismounted along the radial direction of the sleeve body, one side of the positioning cavity accommodates the end part of the side pressing piece 110 to be abutted against the sleeve body 210, and the other side of the positioning cavity is used for being abutted against and positioning a reference end surface of the sleeve body 210. And also includes a support for supporting an end of the cantilever 220 remote from the sleeve 210. Also included are a first detector 130 for abutting and detecting the height of the a position and a second detector 140 for abutting and detecting the height of the B position. It will be appreciated that the pressure reducing cam rocker arm 200 is clamped and fixed by the pressing assembly, the side pressing member 110 and the profiling member 120 respectively abut against two ends of the sleeve 210, and the end of the cantilever 220 is supported by the mating support member to respectively support and fix two ends of the pressure reducing cam rocker arm 200. The first detector 130 and the second detector 140 are respectively abutted against the position a and the position B, and simultaneously measure the two positions. It can be understood that the first detector 130 and the second detector 140 are dial indicators, the side heads of the dial indicators are abutted against the corresponding positions a and B, the reference end surface of the pressure reducing cam rocker arm 200 at the position of the sleeve body 210 is taken as a reference surface, and two height data are obtained through readings of the dial indicators. The two positions of the pressure reducing cam rocker arm 200 are measured simultaneously, so that the measurement efficiency and the measurement speed are greatly improved, the reference end face is used as the reference surface for measurement during measurement, the relative error of the two positions can be reduced to the maximum extent, and the detection accuracy is improved.

Referring to fig. 2 and 3, it can be appreciated that the side press 110 includes a movably disposed slider 111, and the slider 111 slides toward the abutment module 120 to press the sleeve 210. The movable slider 111 can match the pressure-reducing cam rocker arms 200 of different specifications. On the other hand is favorable to making things convenient for dismouting to await measuring the piece, and then promotes measurement efficiency. Further, the sleeve 210 has a through hole, and the slider 111 or the master module 120 is provided with a positioning groove 112, and the positioning groove 112 abuts against the peripheral wall of the sleeve 210 so as to be in the same horizontal plane with the end surface of the support. The positioning groove 112 can accurately reduce the pressure of the end of the sleeve 210 of the cam rocker arm 200 and the end of the cantilever 220 are positioned on the same horizontal plane, so as to improve the stability of the installation of the cam rocker arm 200 and further improve the detection accuracy.

Referring to fig. 2 and 3, it can be understood that the first detector 130 and the second detector 140 are connected to a detector supporting rod 160, and the detector supporting rod 160 supports the first detector 130 at a height corresponding to the a position and the second detector 140 at a height corresponding to the B position. The first detector 130 and the second detector 140 are dial indicators, the dial indicators are composed of a measuring head, a measuring rod, a shockproof spring, a rack, a gear, a hairspring, a dial plate, a pointer and the like, and the detector supporting rod 160 is mainly used for supporting the position of the measuring rod, further supporting the whole dial indicators, avoiding manual support and facilitating operation and use.

Referring to fig. 2 and 3, it can be appreciated that the height gauge further includes a base 100, and the pressing assembly, the support, the first detector 130, and the second detector 140 are all detachably connected to the base 100. Each part that can dismantle the setting can make things convenient for the change of spare part, maintenance. On the other hand, the checking fixture is convenient to assemble, and is beneficial to production and manufacture.

Referring to fig. 2 and 3, it can be understood that the height gauge further includes a calibration block 300, where the calibration block 300 can be installed in the compression assembly, and then the first detector 130 and the second detector 140 use the calibration block 300 to perform zero setting according to the reference end surface, so as to facilitate the subsequent measurement of the pressure-reducing cam rocker arm 200 directly, and improve the measurement efficiency and measurement accuracy.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a utensil is examined to decompression cam rocker arm height, decompression cam rocker arm includes the cover body, is located the radial cantilever of cover body, the cover body has the benchmark terminal surface, the cantilever has A position and B position, its characterized in that includes:

the pressing assembly comprises a leaning module and a side pressing piece, the side pressing piece and the leaning module clamp two ends of the sleeve body, the leaning module is provided with a positioning cavity for accommodating the sleeve body, the positioning cavity is provided with a dismounting opening, the dismounting opening accommodates the sleeve body to be dismounted along the radial direction of the sleeve body, one side of the positioning cavity accommodates the side pressing piece to be abutted against the end part of the sleeve body, and the other side of the positioning cavity is used for being abutted against and positioning the reference end surface of the sleeve body;

the support piece is used for supporting one end of the cantilever away from the sleeve body;

a first detector for abutting and detecting the height of the a position;

and a second detector for abutting and detecting the height of the B position.

2. The pressure relief cam rocker arm height gauge of claim 1 wherein the side press includes a movably disposed slide that slides toward the cam die to compress the sleeve.

3. The decompression cam rocker height gauge according to claim 2, wherein the sleeve body is provided with a through hole, and the slide block or the profiling member is provided with a positioning groove, and the positioning groove abuts against the peripheral wall of the sleeve body.

4. The pressure reducing cam rocker arm height gauge of claim 1 wherein the first and second detectors are each connected to a detector support bar that supports the first detector for a height corresponding to the a position and the second detector for a height corresponding to the B position.

5. The reduced pressure cam rocker arm height gauge of claim 1 wherein the first and second detectors are dial indicators.

6. The pressure relief cam rocker arm height gauge of claim 1 further comprising a base, wherein the hold down assembly, the support, the first detector, and the second detector are all removably connected to the base.

7. The reduced pressure cam rocker arm height gauge of claim 1, further comprising a calibration block.