CN211120924U

CN211120924U - Crankshaft end face run-out and verticality gauge

Info

Publication number: CN211120924U
Application number: CN201922097137.4U
Authority: CN
Inventors: 李明雨
Original assignee: Jiangsu World Electromechanical Co ltd
Current assignee: Jiangsu World Electromechanical Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-28
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to a bent axle detects technical field, especially, relate to a bent axle terminal surface is beated and is hung straightness and examine utensil, wherein arrange horizontally linear guide on the workstation, height gauge and lead screw nut mechanism, lead screw nut mechanism drives the bulb through the bracing piece and reciprocates, the both ends of bent axle are taken respectively and are put on first V type piece and second V type piece, first V type piece, distance between the second V type piece is adjustable, the bulb supports and leans on the spacing hole of bent axle one end, fixed micrometer head on the measuring jaw of height gauge, micrometer head's measuring end supports and leans on the flange of bent axle to the rotatory position to half of gauge needle stops, and with micrometer head reading "0" rotatory and gauge needle coincidence. And rotating the crankshaft for one circle, and reading out the swing area of the gauge needle of the dial gauge head to obtain the flange runout. And pulling a measuring claw of the height gauge to enable the gauge needle to move from the upper side to the lower side of the flange, and reading out a gauge needle swing area of the micrometer head to obtain the perpendicularity of the flange. The whole process can be operated by one person, and the measurement precision is higher.

Description

Crankshaft end face run-out and verticality gauge

Technical Field

The utility model relates to a bent axle detects technical field, especially relates to a bent axle end surface is beated and is hung down straightness and examine utensil.

Background

Host computer factory has had higher requirement to beating and the straightness that hangs down of flange terminal surface in the present bent axle course of working, but present bent axle processing enterprise detects flange terminal surface beating and straightness that hangs down multipurpose marble platform and V type cooperation and detects, needs many people cooperation to detect, and produces measuring error easily in the measurement process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defect that above-mentioned prior art exists, providing a crankshaft end face is beated and is hung down straightness and examine utensil, and one-man operation just can realize beating crankshaft end face and hang down straightness quick, accurate detection, and application scope is wider.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a bent axle terminal surface is beated and is hung down straightness and examine utensil, comprises a workbench, arrange horizontal linear guide on the workstation, vertical tongue and vertical lead screw nut mechanism, lead screw nut mechanism drives the bulb through the bracing piece and reciprocates, the both ends of bent axle are taken respectively and are put on first V type piece and second V type piece, the lower extreme of first V type piece constitutes slidable formula cooperation through first slider and linear guide, the lower extreme of second V type piece passes through second slider and linear guide and constitutes slidable formula cooperation, set up spacing hole on the terminal surface of the one end main shaft of bent axle, the bulb supports and constitutes normal running fit on spacing hole, fixed micrometer head on the measuring claw of height gage, the measuring end of micrometer head supports and leans on the flange of bent axle.

Preferably, the flange and the main shaft are distributed at two ends of the crankshaft.

Furthermore, the support rod is horizontally arranged, the ball head is fixedly connected with one end of the support rod, the other end of the support rod is connected with a nut in the screw-nut mechanism, the lower end of a screw rod in the screw-nut mechanism is rotatably fixed on the workbench through a bearing, and an adjusting wrench for rotating the screw rod is fixed at the upper end of the screw rod.

Has the advantages that: when the dial gauge is used, the ball head and the center of a main shaft of the crankshaft are adjusted to be equal in height through the screw-nut mechanism, the first sliding block and the second sliding block are moved to adjust the distance between the first V-shaped block and the second V-shaped block to a proper position, the crankshaft is placed on the first V-shaped block and the second V-shaped block, the limiting hole in the end portion of the main shaft is abutted against the ball head, the measuring end of the dial gauge head is abutted against the end face of the flange until the gauge needle rotates to a half position, and the dial gauge head is stopped, and the reading number of 0 is rotated to be coincident with the gauge needle. And rotating the crankshaft for one circle, and reading out the swing area of the gauge needle of the dial gauge head to obtain the flange runout. And pulling a measuring claw of the height gauge to enable the gauge needle to move from the upper side to the lower side of the flange, and reading out a gauge needle swing area of the micrometer head to obtain the perpendicularity of the flange. The whole process can be operated by one person, the operation is convenient, the crankshaft rotates around the ball head, the ball head can avoid the crankshaft from shaking, the measurement precision is improved, the distance between the first V-shaped block and the second V-shaped block can be adjusted, the height of the ball head can be adjusted, the crankshaft is suitable for crankshafts of different sizes, and the application range is wide.

Drawings

Fig. 1 is a structural view of the present invention.

Detailed Description

The present invention will be further described with reference to fig. 1.

A crankshaft end face run-out and perpendicularity gauge comprises a workbench 10, a horizontal linear guide rail 20, a vertical height gauge 30 and a vertical lead screw nut mechanism 40 are arranged on the workbench 10, the lead screw nut mechanism 40 drives a ball head 52 to move up and down through a support rod 51, two ends of a crankshaft 60 are respectively lapped on a first V-shaped block 71 and a second V-shaped block 72, the lower end of the first V-shaped block 71 and the linear guide rail 20 form slidable fit through a first sliding block 81, the lower end of the second V-shaped block 72 and the linear guide rail 20 form slidable fit through a second sliding block 82, a limiting hole 62 is formed in the end face of a main shaft 61 at one end of the crankshaft 60, the ball head 52 abuts against the limiting hole 62 to form rotatable fit, a micrometer head 90 is fixed on a measuring claw of the height gauge 30, and the measuring end of the micrometer head 90 abuts against a flange 63 of the crankshaft 60.

When the dial gauge head 90 is used, the center of the ball head 52 and the main shaft 61 of the crankshaft 60 are adjusted to be equal in height through the lead screw nut mechanism 40, the first sliding block 81 and the second sliding block 82 are moved to adjust the distance between the first V-shaped block 71 and the second V-shaped block 72 to a proper position, the crankshaft 60 is placed on the first V-shaped block 71 and the second V-shaped block 72, the limiting hole 62 in the end portion of the main shaft 61 is abutted against the ball head 52, the measuring end of the dial gauge head 90 is abutted against the end face of the flange 63 until the dial gauge needle rotates to a half position and stops, and the reading '0' of the dial gauge head 90 rotates to coincide with the dial gauge needle. The crankshaft 60 is rotated for one circle, and the dial gauge head 90 is read out, namely the swing area of the gauge needle is the flange runout. And pulling the measuring claw of the height gauge 30 to enable the pointer to move from the upper side to the lower side of the flange 63, and reading out the pointer swing area of the micrometer head 90, namely the flange verticality. The whole process can be operated by a single person, the operation is convenient, the crankshaft 60 rotates around the ball head 52, the ball head 52 can avoid the crankshaft 60 from shaking, the measurement precision is improved, the distance between the first V-shaped block 71 and the second V-shaped block 72 can be adjusted, the height of the ball head 52 can be adjusted, and the crankshaft 60 with different sizes is suitable for the crankshafts 60 with different sizes, and the application range is wide.

Preferably, the flange 63 and the main shaft 61 are distributed at both ends of the crankshaft 60.

Furthermore, the support rod 51 is horizontally arranged, the ball 52 is fixedly connected with one end of the support rod 51, the other end of the support rod 51 is connected with a nut in the screw-nut mechanism 40, the lower end of a screw rod in the screw-nut mechanism 40 is rotatably fixed on the workbench 10 through a bearing, and the upper end of the screw rod is fixedly provided with an adjusting wrench 41 for rotating the screw rod, so that the use is convenient.

It should be understood that the above description of the specific embodiments is only for the purpose of explanation and not for the purpose of limitation. Obvious changes or variations caused by the spirit of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a crankshaft end face is beated and is hung down straightness and examine utensil which characterized in that: comprises a workbench (10), a horizontal linear guide rail (20) is arranged on the workbench (10), the vertical height gauge comprises a vertical height gauge (30) and a vertical lead screw nut mechanism (40), the lead screw nut mechanism (40) drives a ball head (52) to move up and down through a support rod (51), two ends of a crankshaft (60) are respectively arranged on a first V-shaped block (71) and a second V-shaped block (72) in a lap mode, the lower end of the first V-shaped block (71) forms slidable fit with a linear guide rail (20) through a first sliding block (81), the lower end of the second V-shaped block (72) forms slidable fit with the linear guide rail (20) through a second sliding block (82), a limiting hole (62) is formed in the end face of a main shaft (61) at one end of the crankshaft (60), the ball head (52) abuts against the limiting hole (62) to form rotating fit, a micrometer head (90) is fixed on a measuring claw of the height gauge (30), and the measuring end of the micrometer head (90) abuts against a flange (63) of the crankshaft (60).

2. The crankshaft end face run-out and perpendicularity gauge according to claim 1, characterized in that: the flange (63) and the main shaft (61) are distributed at two ends of the crankshaft (60).

3. The crankshaft end face run-out and perpendicularity gauge according to claim 2, characterized in that: the support rod (51) is horizontally arranged, the ball head (52) is fixedly connected with one end of the support rod (51), the other end of the support rod (51) is connected with a nut in the screw-nut mechanism (40), the lower end of a screw rod in the screw-nut mechanism (40) is rotatably fixed on the workbench (10) through a bearing, and the upper end of the screw rod is fixedly provided with an adjusting wrench (41) for rotating the screw rod.