CN218955643U

CN218955643U - Detection tool with high bearing bush radius

Info

Publication number: CN218955643U
Application number: CN202223465497.3U
Authority: CN
Inventors: 李远强
Original assignee: Guangxi Yuchai Marine and Genset Power Co Ltd
Current assignee: Guangxi Yuchai Marine and Genset Power Co Ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-02
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a detection tool for bearing bush radius height, belongs to the technical field of bearing bush detection, and solves the problem that an existing bearing bush radius height detection device is insufficient in measurement accuracy. The detection tool comprises a bottom plate, wherein a clamping fixture is arranged on one side of the bottom plate, a positioning groove for positioning the bearing bush is formed in the clamping fixture, a pin seat is formed in the other side of the bottom plate, a clamping arm for pressing the bearing bush is rotationally arranged on the pin seat, a pressing block is arranged at one end of the clamping arm, an adjusting device for adjusting the rotation of the clamping arm is arranged at the other end of the clamping arm, and a dial indicator for measuring the height of the bearing bush is arranged on the clamping fixture below the pressing block. The detection tool with the high bearing bush radius has the advantages of improving the measurement accuracy, improving the measurement efficiency and being convenient to use and high in practicability.

Description

Detection tool with high bearing bush radius

Technical Field

The utility model relates to the technical field of bearing bush detection, in particular to a detection tool for bearing bush radius height.

Background

The bearing bush is a key component of a crankshaft connecting rod part of the engine, and the accuracy and performance of the bearing bush directly influence the service life of the engine, so that the radius height of the bearing bush needs to be measured in the bearing bush production process so as to ensure the quality of the bearing bush. In the prior art, inspection personnel usually measure one by one through vernier caliper, and this kind of measurement mode lacks fixed closing device, leads to measuring result inaccurate, and this kind of measuring method inefficiency simultaneously can't satisfy large-scale production demand.

In order to meet market demands, a detection device capable of fixing a bearing bush appears in the market, and the detection device is searched, wherein the detection device has the publication number of CN203981152U and is high in radius and parallelism; a piston rod on the loading cylinder is connected with the sliding table, and the movable pressing blocks are fixed on the sliding table at intervals; the standard inspection die is fixed on the die holder, a material supporting plate is arranged on the standard inspection die, a discharging cylinder is fixed on the die holder, and a discharging rod on the discharging cylinder penetrates through the standard inspection die; the two parallelism detectors are fixed on the sliding table at intervals, the two radius high detectors are fixed on the die holder at intervals, the detection device of the technical scheme can clamp and fix the bearing bush, but the bearing bush can be impacted in the clamping process by using the air cylinder, so that the bearing bush is offset, the measurement accuracy is insufficient, and the measurement result error is large.

Disclosure of Invention

The utility model aims to solve the technical problems of the prior art, and provides a detection tool with high bearing bush radius, which improves the measurement accuracy and the measurement efficiency and has the characteristics of convenient use and strong practicability.

The technical scheme adopted by the utility model is as follows: the utility model provides a detection frock that axle bush radius is high, includes the bottom plate, bottom plate one side be equipped with the mould, the mould on seted up the constant head tank that is used for fixing a position the axle bush, the bottom plate opposite side be equipped with the cotter seat, the cotter seat on rotate and be equipped with the clamp arm that is used for compressing tightly the axle bush, clamp arm one end be equipped with the compact heap, the clamp arm other end be equipped with and be used for adjusting clamp arm pivoted adjusting device, be equipped with the amesdial that is used for measuring the axle bush height on the mould of compact heap below.

As a further improvement, a bearing bush anti-rotation block is arranged on the clamping fixture on one side of the positioning groove, and the compression block is arranged above the other side of the positioning groove.

Further, adjusting device include wedge, screw rod seat, screw rod, gyro wheel bracing piece and gyro wheel, gyro wheel bracing piece fixed mounting keep away from the tight arm one end bottom of clamp of compact heap, the screw rod seat install on the bottom plate, screw rod and screw rod seat threaded connection, the one end rotation of wedge and screw rod be connected, the gyro wheel rotate and install on the gyro wheel bracing piece, gyro wheel and inclined plane contact of wedge.

Further, a hand wheel for rotating the screw rod is arranged at the other end of the screw rod, and a handle is arranged on one side of the hand wheel.

Further, a plurality of long grooves are formed in the lower portion of the clamping fixture, locking bolts are arranged in the long grooves, and the locking bolts penetrate through the long grooves and are connected with the bottom plate in a threaded mode.

Further, the middle position of the clamping arm is rotatably mounted on the pin seat through a clamping arm pin.

Further, the clamping fixture is provided with a dial gauge clamping block, and the dial gauge is arranged on the dial gauge clamping block.

Further, the bottom plate bottom be equipped with a plurality of supporting legs that are used for supporting whole frock.

Advantageous effects

Compared with the prior art, the utility model has the following advantages:

according to the detection tool for the bearing bush radius height, a bearing bush to be measured is placed in the positioning groove, one end of the bearing bush is limited by the bearing bush anti-rotation block, the inclined wedge is pushed to move rightwards through the rotating screw rod, one end of the clamping arm provided with the roller is pushed to move upwards under the action of the inclined surface, the other end of the clamping arm moves downwards under the action of the lever, the other end of the half-shaft bush is pressed by the pressing block, the dial indicator is installed on the clamping block through the dial indicator clamping block, zero setting is firstly carried out on the plane of the top of the clamping block, then the dial indicator is moved to one end of the bearing bush, the measured value is the radius height of the bearing bush, and the quality of the bearing bush can be rapidly judged through the numerical comparison with the radius value of the standard bearing bush, so that the detection efficiency is improved, and the detection tool has the characteristics of convenience in use and high practicability.

Drawings

FIG. 1 is a schematic perspective view of the utility model without dial indicators;

FIG. 2 is a schematic perspective view of the present utility model;

fig. 3 is a schematic view of the main sectional structure of the present utility model.

Wherein: 1-bottom plate, 2-mould, 3-axle bush, 4-constant head tank, 5-arm pin, 6-adjusting device, 7-clamp arm, 8-compact heap, 9-amesdial, 10-amesdial grip block, 11-elongated slot, 12-locking bolt, 13-supporting legs, 14-hand wheel, 15-handle, 16-axle bush prevent changeing piece, 17-pin seat, 61-gyro wheel, 62-gyro wheel bracing piece, 63-wedge, 64-screw rod, 65-screw rod seat.

Detailed Description

The utility model will be further described with reference to specific embodiments in the drawings.

Referring to fig. 1-3, the utility model relates to a detection tool for high bearing bush radius, which comprises a bottom plate 1, wherein one side of the bottom plate 1 is provided with a clamping fixture 2, the clamping fixture 2 is provided with a positioning groove 4 for positioning a bearing bush 3, the other side of the bottom plate 1 is provided with a pin seat 17, the pin seat 17 is rotationally provided with a clamping arm 7 for pressing the bearing bush 3, one end of the clamping arm 7 is provided with a pressing block 8, the other end of the clamping arm 7 is provided with an adjusting device 6 for adjusting the rotation of the clamping arm 7, the clamping fixture 2 below the pressing block 8 is provided with a dial indicator 9 for measuring the height of the bearing bush 3, one bearing bush 3 to be measured is placed in the positioning groove 4, one end of the bearing bush 3 is limited by a bearing bush anti-rotation block 16, the inclined wedge 63 is pushed to move rightwards by a rotary screw 64, one end of the clamping arm 7 provided with a roller 61 is pushed upwards under the action of the inclined plane, the other end of the clamping arm 7 moves downwards under the action of the lever, the other end of the clamping arm 7 is pressed by the pressing block 8, the dial indicator 9 is arranged on the clamping fixture 2 by the dial indicator 10, zero is firstly carried out on the plane on the top of the clamping fixture 2, then the bearing bush 3 is moved to the bearing bush 3 to a high radius value is measured, and the bearing bush radius can be compared with a high value, and the bearing bush radius can be measured.

Specifically, a bearing bush anti-rotation block 16 is arranged on the clamping fixture 2 on one side of the positioning groove 4, the compression block 8 is arranged above the other side of the positioning groove 4, and the bearing bush anti-rotation block 16 and the compression block 8 limit and fix the bearing bush 3 so as to facilitate measurement.

Preferably, the adjusting device 6 comprises a wedge 63, a screw seat 65, a screw 64, a roller supporting rod 62 and a roller 61, wherein the roller supporting rod 62 is fixedly arranged at the bottom of one end of the clamping arm 7 far away from the compacting block 8, the screw seat 65 is arranged on the bottom plate 1, the screw 64 is in threaded connection with the screw seat 65, the wedge 63 is rotationally connected with one end of the screw 64, the roller 61 is rotationally arranged on the roller supporting rod 62, the roller 61 is contacted with the inclined surface of the wedge 63, the wedge 63 is pushed to move rightwards by rotating the screw 64, one end of the clamping arm 7 provided with the roller 61 is pushed to move upwards under the action of the inclined surface, the other end of the clamping arm 7 moves downwards under the action of a lever, and the other end of the half bearing bush is compacted by the compacting block 8.

Further, the other end of the screw 64 is provided with a hand wheel 14 for rotating the screw 64, one side of the hand wheel 14 is provided with a handle 15, the hand wheel 14 is driven by the handle 15, the hand wheel 14 drives the screw 64 to rotate, and the screw 64 is convenient for operators to rotate more labor-saving.

Further, a plurality of long grooves 11 are formed in the lower portion of the clamping fixture 2, locking bolts 12 are arranged in the long grooves 11, the locking bolts 12 penetrate through the long grooves 11 and are in threaded connection with the bottom plate 1, and the clamping fixture 2 is replaced in a detachable connection mode by using the locking bolts 12, so that the detection requirements of bearing bushes 3 of different types are met.

Further, the middle position of the clamping arm 7 is rotatably mounted on the pin seat 17 through the clamping arm pin 5, so that the clamping arm 7 can be rotatably mounted on the pin seat 17, and the clamping arm 7 can clamp and fix the bearing bush 3 under the action of the lever principle.

Further, the clamping block 10 of the dial indicator is arranged on the clamping fixture 2, and the dial indicator 9 is arranged on the clamping block 10 of the dial indicator, so that the dial indicator 9 can be rapidly arranged above the clamping fixture 2.

Further, the bottom of the bottom plate 1 is provided with a plurality of supporting feet 13 for supporting the whole tool, and the whole bottom plate 1 is supported to reach a certain height, so that the operation of operators is facilitated.

When the detection tool with the high bearing bush radius is used, a bearing bush 3 to be measured is placed in the positioning groove 4, one end of the bearing bush 3 is limited by the bearing bush anti-rotation block 16, the inclined wedge 63 is pushed to move rightwards by the rotating screw 64, one end of the clamping arm 7 provided with the roller 61 is pushed to move upwards under the action of the inclined surface, the other end of the clamping arm 7 moves downwards under the action of the lever, the other end of the half-axle bush is pressed by the pressing block 8, the dial indicator 9 is installed on the clamping fixture 2 through the dial indicator clamping block 10, zero setting is firstly carried out on the plane at the top of the clamping fixture 2, then the dial indicator 9 is moved to one end of the bearing bush 3, the measured value is the radius height of the bearing bush 3, and the quality of the bearing bush 3 can be rapidly judged by comparing with the value with the standard bearing bush radius high, so that the detection efficiency is improved. The detection tool with the high bearing bush radius has the advantages of improving the measurement accuracy, improving the measurement efficiency and being convenient to use and high in practicability.

While only the preferred embodiments of the present utility model have been described above, it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these do not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. The utility model provides a detection frock that axle bush radius is high, its characterized in that, including bottom plate (1), bottom plate (1) one side be equipped with mould (2), mould (2) on offer constant head tank (4) that are used for location axle bush (3), bottom plate (1) opposite side be equipped with cotter seat (17), cotter seat (17) on rotate and be equipped with clamping arm (7) that are used for compressing tightly axle bush (3), clamping arm (7) one end be equipped with compact heap (8), clamping arm (7) other end be equipped with and be used for adjusting clamping arm (7) pivoted adjusting device (6), clamping heap (8) below mould (2) on be equipped with dial indicator (9) that are used for measuring axle bush (3) height.

2. The tool for detecting the high radius of the bearing bush according to claim 1, wherein the bearing bush anti-rotation block (16) is arranged on the clamping fixture (2) on one side of the positioning groove (4), and the compression block (8) is arranged above the other side of the positioning groove (4).

3. The tool for detecting the bearing bush radius according to claim 1, wherein the adjusting device (6) comprises an inclined wedge block (63), a screw rod seat (65), a screw rod (64), a roller support rod (62) and a roller (61), the roller support rod (62) is fixedly arranged at the bottom of one end of a clamping arm (7) far away from the compacting block (8), the screw rod seat (65) is arranged on the bottom plate (1), the screw rod (64) is in threaded connection with the screw rod seat (65), the inclined wedge block (63) is in rotary connection with one end of the screw rod (64), the roller (61) is rotatably arranged on the roller support rod (62), and the roller (61) is in contact with the inclined surface of the inclined wedge block (63).

4. A tool for detecting a high radius of a bearing bush according to claim 3, wherein a hand wheel (14) for rotating the screw (64) is arranged at the other end of the screw (64), and a handle (15) is arranged on one side of the hand wheel (14).

5. The detection tool for the high bearing bush radius according to claim 1, wherein a plurality of long grooves (11) are formed in the lower portion of the clamping fixture (2), locking bolts (12) are arranged in the long grooves (11), and the locking bolts (12) penetrate through the long grooves (11) and are in threaded connection with the bottom plate (1).

6. The tool for detecting the high radius of the bearing bush according to claim 1, wherein the middle position of the clamping arm (7) is rotatably mounted on the pin seat (17) through the clamping arm pin (5).

7. The tool for detecting the high radius of the bearing bush according to claim 1, wherein the clamping fixture (2) is provided with a dial gauge clamping block (10), and the dial gauge (9) is arranged on the dial gauge clamping block (10).

8. The tool for detecting the high radius of the bearing bush according to claim 1, wherein a plurality of supporting feet (13) for supporting the whole tool are arranged at the bottom of the bottom plate (1).