CN213363639U

CN213363639U - Detection device

Info

Publication number: CN213363639U
Application number: CN202022011770.XU
Authority: CN
Inventors: 吴志强; 钟勇杰; 刘爱民; 梁滨湖; 蓝天璜; 张唐军; 袁存壮
Original assignee: Guangdong Fuwa Heavy Industry Co Ltd
Current assignee: Guangdong Fuwa Heavy Industry Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-04
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a detection device for detecting five rib plate diameters of a wheel hub, which comprises a detection body and a measuring instrument, wherein two ends of the detection body are respectively provided with a positioning mechanism, the positioning mechanism comprises a limiting part and a supporting part, and the limiting part is used for abutting against the outer circle part peripheral wall of the wheel hub; the supporting part is arranged below the limiting part and positioned on the inner side of the limiting part, and the supporting part is connected with the limiting part and used for supporting the bottom of the excircle part; the measuring instrument is arranged on the checking fixture and is provided with a detection part, and the detection part is used for being in contact with the peripheral walls of the five rib plates. Through setting up spacing portion and supporting part for detection device is accurate after the radial and axial direction location of the excircle portion of wheel hub, detects five gusset diameters again, and this positioning mechanism not only easy and simple to handle, simple structure and improved measurement accuracy.

Description

Detection device

Technical Field

The utility model relates to an auto parts machining detects technical field, especially relates to a detection device.

Background

When five rib plates (workpieces) of an automobile hub are turned on an inverted machine tool, the diameters of the five rib plates are usually detected by using a ring gauge, and because the diameters of the five rib plates of different types are different, the five rib plates of different types need to be detected by using ring gauges of different diameters, and the ring gauge can only measure the limit size of the workpiece, so that the detection range is limited. The rapid detection tool can be universal to all five hubs, and can accurately measure the actual size of a workpiece;

the weight of the ring gauge is about 9-12kg, and when the ring gauge is used on an inverted machine tool to detect the diameter, the ring gauge needs to be supported by two hands and sleeved on the peripheries of five rib plates from bottom to top, so that the operation is inconvenient, the manual detection time is prolonged, and measurement errors are easy to generate, and the measurement precision is reduced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a detection device, which is simple and convenient to operate, has a simple structure, and can improve the measurement accuracy.

In order to achieve the above object, the utility model provides a detection device adopts following technical scheme:

a detection device is used for detecting the diameters of five rib plates of a hub and comprises a detection body and a measuring instrument, wherein two ends of the detection body are respectively provided with a positioning mechanism, each positioning mechanism comprises a limiting part and a supporting part, and the limiting parts are used for abutting against the outer peripheral wall of the outer circle part of the hub; the supporting part is arranged below the limiting part and positioned on the inner side of the limiting part, and the supporting part is connected with the limiting part and used for supporting the bottom of the excircle part; the measuring instrument is arranged on the checking fixture and is provided with a detection part, and the detection part is used for being in contact with the peripheral walls of the five rib plates.

Furthermore, the supporting part extends integrally from the side wall of the limiting part along the direction away from the limiting part, and the supporting part and the limiting part form a limiting groove with an opening facing the inside of the detection device.

Furthermore, the limiting part is provided with a contact surface, the contact surface is used for being in close contact with the outer circumferential wall of the outer circular part, and when the detection device detects the diameters of the five rib plates, the contact surface is higher than the contact part of the outer circumferential wall of the outer circular part and the contact surface.

Further, when the detection device detects the diameters of the five rib plates, the top surface of the limiting part is lower than the top surface of the outer circular part.

Furthermore, one end of each of the two positioning mechanisms is provided with a pressing block, the pressing block is provided with a pressing plate adjacent to the supporting portion, the pressing plate is located above the supporting portion, one end of the pressing plate is provided with a telescopic pressing portion, and the pressing portion is used for abutting against the top of the outer circle portion.

The handle is positioned below the detection tool body and connected with the detection tool body; the axis of the handle is parallel to the axis of the detection device.

Further, the bottom of the detection body is convexly extended with an installation part, the bottom surface of the installation part is provided with a fixing hole along the axial direction of the detection device, the handle is provided with a connecting part, and the connecting part is matched with the fixing hole.

Furthermore, the bottom of the detection device body is convexly provided with a mounting part along the axial direction of the detection device, and the mounting part is provided with a through hole along the radial direction of the detection device; the measuring instrument is a dial indicator, the detection part comprises a detection rod and a detection head, the connecting end of the detection rod penetrates through the through hole, the detection head is connected with the connecting end, and the detection head is used for being in contact with the peripheral walls of the five rib plates.

Further, when the detection device detects the diameters of the five rib plates, the two positioning mechanisms are respectively positioned on two sides of the to-be-detected part of the outer peripheral walls of the five rib plates.

Furthermore, the positioning mechanism further comprises a magnetic part, the bottom surfaces of the two supporting parts are respectively provided with a fixing groove along the axial direction of the detection device, and one of the fixing grooves is provided with the magnetic part.

The beneficial effects of the utility model reside in that: the utility model discloses detection device's positioning mechanism is through setting up spacing portion and locating the supporting part of the below of spacing portion works as detection device detects during five gusset diameters, spacing portion supports and leans on wheel hub's excircle portion periphery wall, the supporting part supports the bottom of excircle portion for detection device detects five gusset diameters again after wheel hub's excircle portion radial and axial direction location is accurate, and this positioning mechanism is easy and simple to handle, simple structure and has improved measurement accuracy not only.

Drawings

FIG. 1 is a perspective view of the detecting device of the present invention;

FIG. 2 is an exploded perspective view of FIG. 1;

FIG. 3 is a diagram illustrating a usage state of the detecting device of FIG. 1;

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a partial top view of FIG. 4;

fig. 6 is a partial bottom view of fig. 4.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

it will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 6, the present embodiment provides a novel detection device 100 for detecting the diameters of five rib plates 41 of a hub 4, including a detection device body 1, a measurement instrument 2 and a handle 3, where the measurement instrument 2 and the handle 3 are both installed on the detection device.

As shown in fig. 1 and 2, the inner side walls at the left and right ends of the detector body 1 are respectively provided with a positioning mechanism 11, the bottom of the inner side wall protrudes along the axial direction of the detection device 100 to form a mounting portion 12, the top of the inner side wall is provided with a concave portion 13 penetrating through the detector body 1, the concave portion 13 is located between the two positioning mechanisms 11, in this embodiment, the positioning mechanism 11 and the mounting portion 12 are both integrally formed with the detector body 1, in other embodiments, the positioning mechanism 11, the mounting portion 12 and the detector body 1 may also be in a separate structure, and the specific structure may be selected according to actual requirements. When the detection device 100 detects the diameters of the five rib plates 41, the two positioning mechanisms 11 are respectively located on two sides of the part to be detected 21 of the outer peripheral wall of the five rib plates 41, so that the detection device 100 can be accurately positioned, and the diameters of the five rib plates 41 can be conveniently measured. Positioning mechanism 11 includes spacing portion 111, supporting part 112 and install in piece 15 is inhaled to magnetism on the supporting part 112, spacing portion 111 is used for leaning on the excircle portion 42 periphery wall of wheel hub 4, supporting part 112 is located the below of spacing portion 111, and is located the inboard 1111 of spacing portion 111, supporting part 112 with spacing portion 111 is connected, is used for supporting the bottom of excircle portion 42. As shown in fig. 1 and 4, when the detecting device 100 detects the diameters of the five rib plates 41, the limiting portion 111 abuts against the outer circumferential wall (shown in fig. 5) of the outer circular portion 42 of the hub 4, and the supporting portion 112 supports the bottom of the outer circular portion 42, so that the detecting device 100 can accurately position the outer circular portion 42 of the hub 4 in the radial and axial directions and then detect the diameters of the five rib plates 41, and the positioning mechanism 11 is simple and convenient to operate, simple in structure and capable of improving the measurement accuracy.

As shown in fig. 1 and 3, the position-limiting portion 111 has an arc-shaped contact surface 1112, the contact surface 1112 is adapted to the shape of the outer circular portion 42 and is used for being in close contact with the outer circumferential wall of the outer circular portion 42 (as shown in fig. 5), and the contact surfaces 1112 of the two position-limiting portions 111 are located on the same circular arc line and have the same height, so as to achieve accurate positioning of the detection apparatus 100. When the detection device 100 detects the diameters of the five rib plates 41, the top surface 1113 of the limiting portion 111 is lower than the top surface of the outer circular portion 42, and preferably, the contact surface 1112 is higher than a portion of the outer circumferential wall surface of the outer circular portion 42, which is in contact with the contact surface 1112, so as to ensure that the detection device 100 is accurately positioned relative to the outer circular portion 42.

In the present embodiment, the supporting portion 112 is integrally extended from the sidewall of the limiting portion 111 along a direction away from the limiting portion 111 (toward the inside along the radial direction of the detection device 100), and is a horizontal portion. The supporting portion 112 and the limiting portion 111 form a limiting groove (not numbered) having an opening (numbered) facing the inside of the detecting device 100, wherein the inside of the detecting device 100 refers to a space enclosed between the limiting portion 111 and the supporting portion 112. The position of the detection device 100 relative to the radial direction and the axial direction of the outer circle part 42 is limited by the limiting groove, so that the detection device is accurately positioned, and the diameter measurement precision is improved. As shown in fig. 6, optionally, a fixing groove 1121 is formed on the bottom surface of each of the two supporting portions 112 along the axial direction of the detecting device 100, a magnetic member 15 is mounted on the fixing groove 1121, and the magnetic member 15 is a magnet. When the detection device 100 is used for measuring the diameters of the five rib plates 41, the supporting part 112 of the detection device 1 is tightly attached to the outer circle part 42 under the magnetic action of the magnet, so that the detection device 100 is stably positioned, and the detection precision is improved.

As shown in fig. 1 and 2, a fixing hole (not numbered) is formed in a bottom surface of the mounting portion 12 along an axial direction of the detection device 100, and a through hole 14 is formed in the mounting portion 12 along a radial direction of the detection device 100. The inner sidewall of the concave portion 13 is lower than the inner sidewall of the limiting portion 111 (as shown in fig. 6), and the concave portion 13 is designed to have a predetermined distance between the detecting device 100 and the outer circular portion 42, that is, the distance provides an abdicating space for the outer circular portion 42. The two ends of the concave portion 13 are respectively provided with an arc-shaped connecting portion 131, and one of the connecting portions 131 is connected with one of the positioning mechanisms 11, so that arc transition between the concave portion 13 and the limiting portion 111 is realized, and the strength of the inspection device body 1 is ensured.

As shown in fig. 1 and 2, in order to position the detection device 100 more accurately, a pressing block 113 is respectively disposed on one end surface of each of the two positioning mechanisms 11, and the pressing block 113 is fixed to the end surface of the positioning mechanism 11 by a screw. The pressing block 113 has a pressing plate 1131 adjacent to the supporting portion 112, the pressing plate 1131 is located above the supporting portion 112, one end of the pressing plate 1131 is provided with a telescopically pressing portion 1132, and the pressing portion 1132 is used for abutting against the top of the outer circular portion 42 (as shown in fig. 4). As shown in fig. 1 and 4, specifically, a top thread hole (not shown) penetrating through the pressure plate 1131 is formed in a top surface of an inner end of the pressure plate 1131, a spring (not shown) is installed in the top thread hole, and one end of the compressing portion 1132 extends out of the pressure plate 1131 from the top thread hole and is connected to the spring, so as to implement a telescopic function of the compressing portion 1132. In this embodiment, the compressing portion 1132 is a spherical bead jackscrew, and when the detection apparatus 100 is used to measure the diameters of the five rib plates 41, the bead jackscrew abuts against the top surface of the outer circle portion 42 to compress the outer circle portion 42, so that the bead jackscrew and the supporting portion 112 accurately position the detection apparatus 100 in the vertical direction, thereby reducing the measurement error and improving the measurement accuracy of the detection apparatus 100.

As shown in fig. 1 and 2, the handle 3 is located below the sample body 1 and connected to the sample body 1. The axis of the handle 3 is parallel to the axis of the detecting device 100, the structural design of the handle 3 does not occupy the transverse position space of the operation space, and the detection is convenient for an operator. The handle 3 has a connecting portion 131, and the connecting portion 131 is engaged with the fixing hole to fix the handle 3 to the detecting body 1.

As shown in fig. 1 and 2, the measuring instrument 2 has a detection part 21, and the detection part 21 is used for contacting with the peripheral walls of the five rib plates 41. The measuring instrument 2 is a dial indicator, the detecting part 21 includes a detecting rod 211 and a detecting head 212, a connecting end (not numbered) of the detecting rod 211 passes through the through hole 14, the detecting head 212 is connected with the connecting end, and the detecting head 212 is used for contacting with the outer peripheral wall of the five rib plates 41 (as shown in fig. 4).

When the detection device 100 is used for measuring the diameters of the five rib plates 41, a dial indicator is calibrated to be 0 by using a dial indicator sample block (not shown), then the limiting part 111 abuts against the outer peripheral wall of the outer circular part 42 of the hub 4, meanwhile, the supporting part 112 is attached to the bottom of the outer circular part 42, namely, the detector body 1 is attached to the outer circular part 42 (measurement reference) of the hub 4, after the detector body 1 and the outer circular part 42 are positioned, the detection head 212 of the dial indicator is in contact with the five rib plates 41, and at this time, the reading of the dial indicator is the actual diameters of the five rib plates 41.

The utility model discloses detection device's positioning mechanism is through setting up spacing portion and locating the supporting part of the below of spacing portion works as detection device detects during five gusset diameters, spacing portion supports and leans on wheel hub's excircle portion periphery wall, the supporting part supports the bottom of excircle portion for detection device detects five gusset diameters again after wheel hub's excircle portion radial and axial direction location is accurate, and this positioning mechanism is easy and simple to handle, simple structure and has improved measurement accuracy not only.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a detection device for five gusset diameters of detection wheel hub, its characterized in that: the device comprises a detector body and a measuring instrument, wherein two ends of the detector body are respectively provided with a positioning mechanism, each positioning mechanism comprises a limiting part and a supporting part, and the limiting parts are used for abutting against the outer peripheral wall of the outer circle part of the hub; the supporting part is arranged below the limiting part and positioned on the inner side of the limiting part, and the supporting part is connected with the limiting part and used for supporting the bottom of the excircle part; the measuring instrument is arranged on the checking fixture and is provided with a detection part, and the detection part is used for being in contact with the peripheral walls of the five rib plates.

2. The detection device of claim 1, wherein: the supporting part is from the lateral wall of spacing portion is along keeping away from the integrative formation that extends of direction of spacing portion, the supporting part with spacing portion forms and has an opening towards the inside spacing groove of detection device.

3. The detection device of claim 1, wherein: the limiting part is provided with a contact surface, the contact surface is used for being in close contact with the outer circumferential wall of the outer circular part, and when the detection device detects the diameters of the five rib plates, the contact surface is higher than the portion, in contact with the contact surface, of the outer circumferential wall of the outer circular part.

4. The detection device of claim 1, wherein: when the detection device detects the diameters of the five rib plates, the top surface of the limiting part is lower than the top surface of the excircle part.

5. The detection device of claim 1, wherein: one end of each of the two positioning mechanisms is provided with a pressing block, each pressing block is provided with a pressing plate adjacent to the corresponding supporting portion, the pressing plates are located above the corresponding supporting portions, one end of each pressing plate is provided with a telescopic pressing portion, and the pressing portions are used for abutting against the tops of the corresponding outer circular portions.

6. The detection device of claim 1, wherein: the handle is positioned below the detection tool body and connected with the detection tool body; the axis of the handle is parallel to the axis of the detection device.

7. The detection device of claim 6, wherein: examine the protruding installation department that has stretched in specific bottom, the installation department bottom surface is followed detection device's axial has seted up the fixed orifices, the handle has connecting portion, connecting portion with the fixed orifices cooperation.

8. The detection device of claim 1, wherein: the bottom of the detection body is convexly provided with a mounting part along the axial direction of the detection device, and the mounting part is provided with a through hole along the radial direction of the detection device; the measuring instrument is a dial indicator, the detection part comprises a detection rod and a detection head, the connecting end of the detection rod penetrates through the through hole, the detection head is connected with the connecting end, and the detection head is used for being in contact with the peripheral walls of the five rib plates.

9. The detection device of claim 1, wherein: when the detection device detects the diameters of the five rib plates, the two positioning mechanisms are respectively positioned on two sides of the part to be detected of the peripheral wall of the five rib plates.

10. The detection device of claim 1, wherein: the positioning mechanism further comprises magnetic parts, the bottom surfaces of the two supporting parts are respectively provided with a fixing groove along the axial direction of the detection device, and one fixing groove is provided with one magnetic part.