CN220490024U - High-precision communication part profile auxiliary measurement jig - Google Patents

Abstract

The utility model belongs to the field of auxiliary measuring jigs, in particular to an auxiliary measuring jig for the profile of a high-precision communication part, which solves the problems of low detection efficiency and damage to a workpiece in the prior art and comprises a base, wherein the top of the base is fixedly connected with a clamp body through a screw, a movable rod is slidably assembled in the clamp body, one side of the movable rod is fixedly connected with a double-inclined block through the screw, the top of the double-inclined block is fixedly connected with a pull rod through the screw, and through the arrangement of structures such as a movable bent rod, the movable rod and the movable rod, when the workpiece is required to be clamped, the pull rod is pulled to enable the movable rod to retreat, copper alloy roller chucks of the two bent rods are separated, the workpiece is placed in the middle of three copper alloy roller chucks, then the pull rod is loosened, the copper alloy roller chucks can be automatically clamped, and the central position of the workpiece can be ensured not to change by simultaneous loosening and clamping of the copper alloy roller chucks.

Description

High-precision communication part profile auxiliary measurement jig

Technical Field

The utility model relates to the technical field of auxiliary measuring jigs, in particular to a high-precision communication part profile auxiliary measuring jig.

Background

Currently, profile meters are precision devices that measure the shape of various machine part element wires and the shape of cross-sectional profiles. The plain wire shape of various rolling bodies and raceways can be measured in the bearing industry, such as: the protruding amount, the contact angle, the curvature radius of the curved surface, the angle of the reference piece and the like can be used for measuring the straightness, the line profile, the parallelism, the inclination and the angle of various parts in the mechanical industry. The device is particularly suitable for measuring the appearance of pistons of automobiles, tractors and motorcycles. The production instrument of the grinding and moistening enterprise adopts microcomputer control, automatically realizes measurement circulation, automatically eliminates installation errors, directly displays the shape and parameters of the measured parts, and can print figures and data for product quality detection and process analysis.

Grant bulletin number in the prior art: CN215810779U, name are supplementary measurement jig of high-definition communication part profile tolerance, which comprises a main body, the slot has been seted up on the surface of main part, the upper surface block of main part is connected with the workstation, the lower fixed surface of workstation is connected with the picture peg of slot block connection, the spacing groove of being connected with the stopper block is seted up to the inside of picture peg, the spout with limit clamp sliding connection has been seted up on the surface of workstation, the inside of spout is provided with the dwang, and it is more convenient to dismantle through setting up the installation between threaded rod and stopper messenger's workstation and the main part, and spacing stable firm can not rock the promotion practicality, avoids its stability that influences the measured object to influence the measurement accuracy and causes deviation reduction work efficiency, plays the stopper of the both sides of positioning effect be convenient for through setting up slider and constant head tank and inwards slides, makes the spacing more convenient position of stopper accurate spacing firm, promotes use convenience and spacing stability.

However, this patent does not allow for direct measurement when inspecting multiple identical workpieces, requires repositioning, and is prone to damage to the workpiece by the fixture.

Disclosure of Invention

The utility model solves the technical problem of providing the high-precision communication part profile auxiliary measuring jig, and solves the problem that workpieces are damaged when the workpieces are clamped due to repositioning when a plurality of workpieces are measured.

In order to solve the technical problems, the utility model provides the following technical scheme: the high-precision communication part profile degree auxiliary measurement jig comprises a base, wherein the top of the base is fixedly connected with a clamp body through a screw, a movable rod is slidably assembled in the clamp body, and one side of the movable rod is fixedly connected with a double inclined block through the screw;

the top of two sloping blocks is through screw fixedly connected with pull rod the inside of anchor clamps body is through screw fixedly connected with guide bar, the inside activity of anchor clamps body articulates there are two activity curved bars that are symmetrical arrangement, two the one end of activity curved bar is all rotated and is installed movable gyro wheel, four screw holes that are symmetrical arrangement have been seted up to the inside of base.

Preferably, one ends of the two movable bent rods are rotatably provided with copper alloy roller chucks.

Preferably, the movable bent rod and the movable rod are respectively embedded with a fixed shaft, the middle of the movable bent rod is embedded with a positioning shaft, and the positioning shaft is used for positioning the movable bent rod.

Preferably, two positioning grooves which are symmetrically arranged are formed in the clamp body, a first spring is connected to the side wall of each positioning groove, the other end of each first spring is connected to one side of the movable bent rod, and the first spring is used for resetting the movable bent rod.

Preferably, the inside of two sloping blocks has been seted up the guiding hole, guide bar sliding connection is in the inside of guiding hole, one side of two sloping blocks is connected with the second spring, the other end of second spring is connected at the lateral wall of anchor clamps body, and the guiding hole is in order to fix a track with the guide bar cooperation.

Preferably, the inside of anchor clamps body has been seted up the guide way, movable rod sliding connection is in the inside of guide way, the U type groove has been seted up to the inside of anchor clamps body, two sloping block sliding connection are in the inside of U type groove, and the internally mounted in U type groove has most parts.

Compared with the related art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the movable bent rod, the movable rod and other structures, when a workpiece is required to be clamped, the movable rod is pulled to enable the movable rod to retreat, the workpiece is placed in the middle of the three copper alloy roller chucks, the copper alloy roller chucks can automatically clamp when the pull rod is loosened, the three copper alloy roller chucks can simultaneously loosen and clamp the workpiece, the position of the workpiece can not be changed, and the working efficiency is improved.

2. According to the utility model, through the arrangement of the structures such as the copper alloy roller clamp head and the like, as the clamped workpiece has higher precision, the workpiece can be clamped by using the common metal clamp head, so that the precision of the workpiece is changed, the brass alloy is adopted, the texture is softer, and the damage to the workpiece can be effectively reduced.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a plan cross-sectional view of the present utility model;

fig. 3 is a side cross-sectional view of the present utility model.

Reference numerals in the drawings:

1. copper alloy roller chucks; 2. a fixed shaft; 3. a movable bent rod; 4. positioning a shaft; 5. a positioning groove; 6. a first spring; 7. a movable roller; 8. a guide hole; 9. a guide bar; 10. a second spring; 11. screw holes; 12. a movable rod; 13. a guide groove; 14. double inclined blocks; 15. a pull rod; 16. a base; 17. a clamp body; 18. u-shaped groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the high-precision communication part profile auxiliary measuring jig comprises a base 16, wherein the top of the base 16 is fixedly connected with a clamp body 17 through screws, a movable rod 12 is slidably assembled in the clamp body 17, one side of the movable rod 12 is fixedly connected with a double-inclined block 14 through screws, the top of the double-inclined block 14 is fixedly connected with a pull rod 15 through screws, the inside of the clamp body 17 is fixedly connected with a guide rod 9 through screws, two movable bent rods 3 which are symmetrically arranged are movably hinged in the clamp body 17, one ends of the two movable bent rods 3 are rotatably provided with movable rollers 7, four symmetrically arranged screw holes 11 are formed in the base 16, and through the arrangement of the movable bent rods 3, the movable rod 12 and the like, when a workpiece is required to be clamped, the pull rod 15 is pulled to enable the movable rod 12 to retreat, meanwhile, the copper alloy roller chucks 1 of the two bent rods are also separated, the workpiece is placed in the middle of three copper alloy roller chucks 1, then the pull rod 15 is loosened, the copper alloy roller chucks 1 are automatically clamped, and the center positions of the three copper alloy roller chucks 1 can not be changed.

Referring to fig. 2, copper alloy roller chucks 1 are rotatably mounted at one ends of two movable bent rods 3, and due to the arrangement of the copper alloy roller chucks 1 and other structures, the workpiece is damaged by the common metal chucks due to higher precision of the clamped workpiece, so that the precision of the workpiece is changed, and therefore, brass alloy is adopted, the brass alloy has softer texture and less damage to the workpiece.

Referring to fig. 2, the fixed shafts 2 are respectively nested in the movable bent rod 3 and the movable rod 12, the positioning shafts 4 are nested in the middle of the movable bent rod 3, two symmetrically arranged positioning grooves 5 are formed in the clamp body 17, a first spring 6 is connected to the side wall of the positioning groove 5, the other end of the first spring 6 is connected to one side of the movable bent rod 3, a guide hole 8 is formed in the inside of the double inclined block 14, the guide rod 9 is slidably connected to the inside of the guide hole 8, a second spring 10 is connected to one side of the double inclined block 14, the other end of the second spring 10 is connected to the side wall of the clamp body 17, a guide groove 13 is formed in the inside of the clamp body 17, the movable rod 12 is slidably connected to the inside of the guide groove 13, a U-shaped groove 18 is formed in the inside of the clamp body 17, and the double inclined block 14 is slidably connected to the inside of the U-shaped groove 18.

The specific implementation process of the utility model is as follows: when the detection is needed, the clamp is well adjusted, the base 16 is fixed by using a screw, then the pull rod 15 is pulled, the pull rod 15 drives the double-inclined-block 14 to move, the double-inclined-block 14 drives the movable rod 12, the movable rod 12 drives the copper alloy roller chucks 1 to move together, one ends of bent rods of the movable rods 12 on two sides move towards the middle under the force given by the first springs 6 while the double-inclined-block 14 moves, the other ends drive the copper alloy roller chucks 1 to separate towards two sides due to the lever principle, the middle positions of the three chucks are vacated, then workpieces to be detected are placed in the middle of the three chucks for measurement, and the same workpiece positions during the clamping of the same workpieces can be ensured because the movements of the chucks are simultaneous, so that the repositioning is not needed during the measurement of a plurality of the same workpieces, and the working efficiency is improved;

the three chucks are made of copper alloy, so that damage to the workpiece can be reduced to the minimum, and the workpiece is prevented from being damaged due to measurement.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. High-definition communication part profile degree auxiliary measurement tool, including base (16), its characterized in that: the top of the base (16) is fixedly connected with a clamp body (17) through a screw, a movable rod (12) is slidably assembled in the clamp body (17), and one side of the movable rod (12) is fixedly connected with a double inclined block (14) through the screw;

the top of two sloping blocks (14) is through screw fixedly connected with pull rod (15), the inside of anchor clamps body (17) is through screw fixedly connected with guide bar (9), the inside activity of anchor clamps body (17) articulates there are two activity bent rods (3) that are symmetrical arrangement, two activity bent rods (3) one end is all rotated and is installed movable gyro wheel (7), four screw holes (11) that are symmetrical arrangement have been seted up to the inside of base (16).

2. The high-precision communication part profile auxiliary measurement jig according to claim 1, wherein: one ends of the two movable bent rods (3) are rotatably provided with copper alloy roller chucks (1).

3. The high-precision communication part profile auxiliary measurement jig according to claim 1, wherein: the two movable bent rods (3) and the movable rods (12) are respectively embedded with a fixed shaft (2), and the two movable bent rods (3) are respectively embedded with a positioning shaft (4).

4. The high-precision communication part profile auxiliary measurement jig according to claim 1, wherein: two locating grooves (5) which are symmetrically arranged are formed in the clamp body (17), a first spring (6) is connected to the side wall of the locating groove (5), and the other end of the first spring (6) is connected to one side of the movable bent rod (3).

5. The high-precision communication part profile auxiliary measurement jig according to claim 1, wherein: the fixture is characterized in that a guide groove (13) is formed in the fixture body (17), the movable rod (12) is connected with the guide groove (13) in a sliding mode, a U-shaped groove (18) is formed in the fixture body (17), and the double-inclined-block (14) is connected with the U-shaped groove (18) in a sliding mode.

6. The high-precision communication part profile auxiliary measurement jig according to claim 5, wherein: the guide hole (8) has been seted up to the inside of two sloping blocks (14), guide bar (9) sliding connection is in the inside of guide hole (8), one side of two sloping blocks (14) is connected with second spring (10), the lateral wall in U type groove (18) is connected to the other end of second spring (10).