CN211639246U

CN211639246U - Online taper detection tool

Info

Publication number: CN211639246U
Application number: CN201922210802.6U
Authority: CN
Inventors: 张亚红
Original assignee: Changzhou South Drive Technology Co ltd
Current assignee: Changzhou South Drive Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-09
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to the technical field of detection tools, in particular to an on-line taper detection tool, which comprises a measuring end and a positioning end, wherein the measuring end comprises a V-shaped block and two sets of dial indicator measuring components arranged above the V-shaped block, the positioning end is an arc positioning plate arranged at the end part of the V-shaped block, the connecting end of the arc positioning plate and the V-shaped block is provided with a bending plate, two ends of the bending plate are symmetrically provided with mounting holes for connecting with the V-shaped block, the dial indicator measuring components comprise a dial indicator and a cushion block, the cushion block is symmetrically arranged on the inner walls at two sides of the V-shaped block through a slotted countersunk head screw, the cushion block is tangent with an axial surface to be detected, a measuring head at the bottom of the dial indicator penetrates through the V-shaped block and is contacted with the axial surface to be detected, a workpiece does not need to be taken down in, meanwhile, the time for transferring parts is reduced, the adjustment error in the transferring process is reduced, and the reliability is improved.

Description

Online taper detection tool

Technical Field

The utility model belongs to the technical field of the detection frock technique and specifically relates to an on-line measuring tapering frock.

Background

For taper detection, the existing mode mainly adopts off-line detection, the method and the mode are various, and three-coordinate detection is used as a main detection mode. The workpiece is transferred to a three-coordinate position and is detected by a point sampling method, but the defect of the detection is that a processing device and the three-coordinate position are different devices, the part is required to be taken down by the taper processing device and then the part can be transferred, if the detection is unqualified, or the taper needs to be adjusted, the workpiece needs to be reinstalled to the processing device, the risk brought by reinstallation is not uniform with the standard of the previous installation, and if the adjustment is required, the difficulty is that how to recover to the original installation position.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of current foretell, the utility model provides an on-line measuring tapering frock measures the piece through the V-arrangement of taking two amesdials and solves the problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an on-line measuring tapering frock, is including the location end that is used for measuring tapering measurement end and is used for the axle head location, and the measurement end includes V-arrangement piece and sets up two sets of amesdial measuring component in the V-arrangement piece top, and the arc locating plate of location end for setting up at the V-arrangement piece tip, arc locating plate and the link of V-arrangement piece are provided with the board of bending, bend the board both ends symmetry and offer the mounting hole that is used for being connected with the V-arrangement piece.

Further, the dial indicator measuring assembly comprises a dial indicator and cushion blocks, the cushion blocks are symmetrically arranged on the inner walls of two sides of the V-shaped block through slotted countersunk head screws, the cushion blocks are tangent to the shaft surface to be detected, and a measuring head at the bottom of the dial indicator penetrates through the V-shaped block and is in contact with the shaft surface to be detected.

Furthermore, the thicknesses of the cushion blocks of the two sets of dial indicator assemblies are different, and the thicknesses of the cushion blocks correspond to the diameters of the shaft surfaces to be detected.

Furthermore, each cushion block is provided with two slotted countersunk head screws, and the two slotted countersunk head screws are respectively arranged at positions 10mm away from the head end and the tail end of the cushion block.

Furthermore, an inner hexagon screw used for limiting the measuring head of the dial indicator is horizontally inserted into the top end of the V-shaped block, and the end part of the inner hexagon screw is abutted against the outer surface of the measuring head.

The beneficial effects of the utility model are that, need not to take off the work piece at the in-process of processing, can realize the tapering direct measurement on the lathe, directly adjust on the basis of original benchmark, adjust more accurately like this, reduced the time of shifting the part simultaneously, reduced the adjustment error in the transfer process, the reliability improves.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the K1-K1 side of FIG. 1;

FIG. 3 is a schematic view of the K2-K2 side of FIG. 1;

FIG. 4 is a schematic view of the K3-K3 planes in FIG. 1.

In the figure, 1, a V-shaped block, 2, an arc-shaped positioning plate, 3, a bending plate, 4, a dial indicator, 5, a cushion block, 6, a mounting hole, 7, a slotted countersunk head screw and 8, an inner hexagonal screw are arranged.

Detailed Description

As shown in figures 1 and 4, the taper tool for online detection comprises a measuring end and a positioning end, wherein the measuring end is used for measuring taper, the positioning end is used for positioning a shaft end and comprises a V-shaped block 1 and two sets of dial indicator measuring assemblies arranged above the V-shaped block 1, the positioning end is an arc positioning plate 2 arranged at the end part of the V-shaped block 1, the arc positioning plate 2 is provided with a bending plate 3 with the connecting end of the V-shaped block 1, and mounting holes 6 used for being connected with the V-shaped block 1 are symmetrically formed in two ends of the bending plate 3.

During the use, need not to take off the work piece, directly place this tapering frock wait to detect the axial plane can for 2 laminating axial planes settings of arc locating plate of location end, 1 inner wall cushion 5 of V-arrangement piece of measuring end and axial plane contact are and tangent, then through the reading of amesdial, realize tapering on-line measuring.

The dial indicator measuring assembly comprises a dial indicator 4 and a cushion block 5, the cushion block 5 is symmetrically arranged on the inner walls of two sides of the V-shaped block 1 through a slotted countersunk head screw 7, the cushion block 5 is tangent to the shaft surface to be detected, and a measuring head at the bottom of the dial indicator 4 penetrates through the V-shaped block 1 and is in contact with the shaft surface to be detected.

V-arrangement piece 1 comprises top horizontal plate and both sides swash plate, and cushion 5 sets up at the medial surface of swash plate and tangent with the axial plane through fluting countersunk screw 7, and the measuring head of amesdial 4 runs through the horizontal plate and carries out the reading with the axial plane contact to realize conical on-line measuring.

As shown in fig. 2 and 3, the thicknesses of the cushion blocks 5 of the two sets of dial gauge assemblies are different, the thicknesses of the cushion blocks 5 correspond to the diameters of the shaft surfaces to be detected, the diameters of the shaft surfaces are large, the thicknesses of the cushion blocks 5 tangent to the shaft surfaces are small, and the thicknesses of the cushion blocks 5 tangent to the shaft surfaces are large.

All be provided with two fluting countersunk head screws 7 on every cushion 5, two fluting countersunk head screws 7 set up respectively in the position of 10mm apart from 5 head and tail ends of cushion, realize the stable installation of cushion 5 through two fluting countersunk head screws 7 of head and tail end to guarantee the accurate reading of amesdial 4.

The horizontal interpolation in 1 top of V-arrangement piece is equipped with the spacing socket cap screw 8 of measuring head that is used for amesdial 4, and the tip of socket cap screw 8 offsets with the surface of measuring head to guarantee that the measuring head of amesdial 4 is vertical state, avoid the measuring head slope, guarantee the accuracy of reading.

The measuring method comprises the following steps: the ratio between the difference in diameter and the difference in axial length is referred to as taper, by definition of taper. Namely, Δ = (d2-d 1)/L. Firstly, defining a standard length L, wherein the L is the distance from a K1-K1 surface to a K2-K2 surface, and calculating the taper by measuring the difference between the cross-sectional diameter (namely d 2) of the K2-K2 surface and the cross-sectional diameter (namely d1) of the K1-K1 surface. Based on the principle, a standard length is calibrated, the actual length can be obtained through detection of the actual machining size, then 0 is adjusted through calibrating the dial indicators 4 at two positions, the taper tool is placed on the taper surface to be detected, the standard length L can be converted into through the reading difference value of the dial indicators 4 at the two positions, the diameter difference value of the d1 and the d2 cross section can be converted, the taper value is obtained, on-line detection of taper is achieved through adjusting a machine tool and equipment, adjustment is directly carried out on the basis of the original reference, adjustment is more accurate, adjustment errors are reduced, and reliability is high.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides an on-line measuring tapering frock, characterized by, including the location end that is used for measuring conical measuring end and is used for the axle head location, the measuring end includes V-arrangement piece (1) and sets up two sets of amesdial measuring component in V-arrangement piece (1) top, the arc locating plate (2) of location end for setting up at V-arrangement piece (1) tip, arc locating plate (2) are provided with the board (3) of bending with the link of V-arrangement piece (1), the mounting hole (6) that are used for being connected with V-arrangement piece (1) are offered to board (3) both ends symmetry of bending.

2. The tool for detecting the taper on line according to claim 1, wherein the dial indicator measuring assembly comprises a dial indicator (4) and a cushion block (5), the cushion block (5) is symmetrically arranged on the inner walls of two sides of the V-shaped block (1) through a slotted countersunk head screw (7), the cushion block (5) is tangent to the shaft surface to be detected, and a measuring head at the bottom of the dial indicator (4) penetrates through the V-shaped block (1) and is in contact with the shaft surface to be detected.

3. The tool for detecting the taper on line according to claim 2, wherein the thicknesses of the cushion blocks (5) of the two sets of dial gauge assemblies are different, and the thickness of the cushion block (5) is set corresponding to the diameter of the shaft surface to be detected.

4. The tool for detecting the taper on line according to claim 2, wherein each cushion block (5) is provided with two slotted countersunk head screws (7), and the two slotted countersunk head screws (7) are respectively arranged at positions 10mm away from the head end and the tail end of the cushion block (5).

5. The tool for detecting the taper on line according to claim 1, wherein an inner hexagonal screw (8) used for limiting a measuring head of the dial indicator (4) is horizontally inserted into the top end of the V-shaped block (1), and the end part of the inner hexagonal screw (8) is abutted to the outer surface of the measuring head.