Circular run-out detection equipment

Abstract

The utility model discloses a circle run-out detection device, which is used for detecting a shaft piece, and comprises a positioning mechanism, which comprises a first abutting member and a second abutting member, and the first abutting member and the second abutting member are respectively positioned and abutted against two end surfaces of the shaft piece; the rotating mechanism can drive the shaft piece to rotate; the side face detection mechanism can abut against the circumferential side face of the shaft piece and is used for detecting the circumferential side face jumping of the shaft piece; the end face detection mechanism can abut against the circumferential end face of the shaft piece and is used for detecting the run-out of the circumferential end face of the shaft piece; and the inner hole detection mechanism can abut against the circumferential inner hole of the shaft piece and is used for detecting inner hole jumping of the shaft piece. The technical scheme of the utility model aims to realize circle run-out detection of shaft parts.

Description

Technical Field

[0001] The utility model relates to the technical field of detection equipment, in particular to a circular runout detection equipment. Background Art

[0002] The production and manufacturing of automotive shaft parts, which are assembled in a certain part inside the car for rotational motion, requires very high tolerance for the circular runout of the product shaft to avoid excessive vibration of the mechanical parts.

[0003] At present, in the production and manufacturing process of traditional automotive shaft parts, most of them rely on manual use of center stand to clamp the product, use ordinary mechanical micrometer to detect the cylindrical surface, manually rotate the shaft product, and read the micrometer data manually to judge whether the product is qualified during the rotation of the shaft. The test results of defective products are recorded manually, resulting in low operation efficiency and poor reliability. Summary of the invention

[0004] The main purpose of the utility model is to provide a circular runout detection device, aiming to realize the circular runout detection of shaft parts.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a circular runout detection device, which is used to detect shaft parts and includes:

[0006] A positioning mechanism, the positioning mechanism comprising a first abutting member and a second abutting member, the first abutting member and the second abutting member are respectively positioned and abutted against both end surfaces of the shaft;

[0007] A rotating mechanism, wherein the rotating mechanism can drive the shaft to rotate;

[0008] A side detection mechanism, which can abut against the circumferential side of the shaft member and is used to detect the circumferential side runout of the shaft member;

[0009] An end face detection mechanism, which can abut against the circumferential end face of the shaft member and is used to detect the circumferential end face runout of the shaft member;

[0010] An inner hole detection mechanism, wherein the inner hole detection mechanism can abut against the circumferential inner hole of the shaft component and is used to detect the inner hole runout of the shaft component.

[0011] In some embodiments of the present utility model, the positioning mechanism includes a base, and the first abutting member and the second abutting member are disposed on the base;

[0012] The first abutting member and the second abutting member both include an abutting end for abutting the shaft member, the abutting end is conical, and the two abutting ends are oppositely arranged on a vertical surface and are concentrically arranged.

[0013] In some embodiments of the present invention, the first abutment member includes an elastic member and an abutment member, the abutment member is horizontally arranged on the base and is slidably connected to the base, and the elastic member elastically abuts between the abutment member and the base to provide an elastic force for the abutment member to move toward the second abutment member.

[0014] In some embodiments of the present invention, the base further includes a receiving member, the receiving member is arranged between the first abutting member and the second abutting member, and a groove for receiving the shaft member is formed on one side of the top of the receiving member.

[0015] In some embodiments of the present invention, the rotating mechanism includes a driving motor, a transmission gear and a rotating sleeve, and the rotating sleeve is sleeved on the outside of the abutting end of the second abutting member and is concentrically arranged with the abutting end of the second abutting member;

[0016] The outer circumference of the rotating sleeve is provided with teeth meshing with the transmission gear, and the transmission gear meshes with the rotating sleeve for transmission;

[0017] The driving motor is in driving connection with the transmission gear and is used for driving the transmission gear to rotate.

[0018] In some embodiments of the utility model, the side detection mechanism includes one or more side detection probes, the detection axis of the side detection probes is perpendicular to the axis of the shaft, and the side detection probes are respectively connected to side moving cylinders for adjusting the horizontal position of each corresponding side detection probe along its axial direction.

[0019] In some embodiments of the utility model, the end face detection mechanism includes one or more end face detection probes, the detection axis of the end face detection probes is parallel to the axis of the shaft, and the end face detection probes are respectively connected to end face moving cylinders for adjusting the horizontal position movement of each corresponding end face detection probe along its axial direction.

[0020] In some embodiments of the utility model, the inner hole detection mechanism includes an inner hole detection probe, a detection member and a fixing frame, the inner hole detection probe is arranged on the fixing frame, the detection member is hinged to the fixing frame, one end of the detection member elastically abuts against the inner hole detection probe, the other end of the detection member extends outward, the hinge axis of the detection member is perpendicular to the axial direction of the inner hole detection probe, and the detection axial direction of the inner hole detection probe is perpendicular to the axis of the shaft member;

[0021] The fixing frame is drivingly connected with an inner hole moving cylinder, and the inner hole moving cylinder is used to adjust the inner hole detection probe to move along the axial horizontal position of the shaft.

[0022] In some embodiments of the utility model, a frame is further included, wherein the frame is provided with a guide rail and a driving cylinder slidably connected to the guide rail, the base is fixed to the driving cylinder, and the length direction of the base is perpendicular to the moving direction of the guide rail.

[0023] In some embodiments of the utility model, a locking mechanism is also included, positioning grooves are provided on both sides of the length direction of the base, the locking mechanism is arranged on both sides of the length direction of the base, the locking mechanism includes a slide cylinder, the moving end of the slide cylinder faces one side of the base, and the side of the slide cylinder facing the base is provided with a block for engaging with the positioning groove.

[0024] The technical solution of the utility model realizes the positioning and abutment of the shaft member by respectively positioning the two ends of the shaft member against the first abutment member and the second abutment member, realizes the rotation of the shaft member under the abutment of the first abutment member and the second abutment member through the transmission of the rotating mechanism and the shaft member, and realizes the detection of the runout of the side and end face of the shaft member when it rotates through the side detection mechanism and the end face detection mechanism, and realizes the runout detection of the inner hole of the shaft member when it rotates through the inner hole detection mechanism, thereby realizing the circular runout detection of the side, end face and inner hole of the shaft member. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0026] Figure 1 This is a schematic diagram of the structure of the circular runout detection device of the utility model;

[0027] Figure 2 This is one of the partial structural schematic diagrams of the circular runout detection device of the utility model;

[0028] Figure 3 It is a partial structural schematic diagram of the circular runout detection device of the utility model;

[0029] Figure 4 It is a structural schematic diagram of the side detection mechanism of the utility model;

[0030] Figure 5It is a structural schematic diagram of the inner hole detection mechanism of the utility model.

[0031] Description of Figure Numbers:

[0032] 1000, shaft member; 100, first abutting member; 110, elastic member; 120, abutting member; 200, second abutting member; 300, rotating mechanism; 310, driving motor; 320, transmission gear; 330, rotating sleeve; 400, side detection mechanism; 410, side detection probe; 420, side moving cylinder; 500, end face detection mechanism; 510, end face detection probe; 520, end face moving cylinder; 600, inner hole detection mechanism; 610, inner hole detection probe; 620, detection member; 630, fixing frame; 640, inner hole moving cylinder; 700, base; 710, receiving member; 720, positioning groove; 800, frame; 810, guide rail; 820, driving cylinder; 830, slide cylinder;

[0033] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] See attached Figure 1-5 The utility model provides a circular runout detection device, which is used to detect the shaft 1000, including:

[0036] The positioning mechanism includes a first abutting member 100 and a second abutting member 200. The first abutting member 100 and the second abutting member 200 are respectively positioned and abutted against the two end surfaces of the shaft 1000;

[0037] The rotating mechanism 300 can drive the shaft 1000 to rotate;

[0038] A side detection mechanism 400, which can abut against the circumferential side of the shaft 1000 and is used to detect the circumferential side runout of the shaft 1000;

[0039] An end surface detection mechanism 500, which can abut against the circumferential end surface of the shaft member 1000, and is used to detect the circumferential end surface runout of the shaft member 1000;

[0040] The inner hole detection mechanism 600 can be in contact with the circumferential inner hole of the shaft 1000 to detect the inner hole runout of the shaft 1000 .

[0041] Based on the above technical features, the two ends of the shaft 1000 are positioned and abutted against the first abutment member 100 and the second abutment member 200 respectively, so as to achieve the positioning and abutment of the shaft 1000. Through the transmission of the rotating mechanism 300 and the shaft 1000, the shaft 1000 is rotated under the abutment of the first abutment member 100 and the second abutment member 200. The side detection mechanism 400 and the end face detection mechanism 500 are used to detect the runout of the side and end face of the shaft 1000 when it rotates. The inner hole detection mechanism 600 is used to detect the runout of the inner hole of the shaft 1000 when it rotates, so as to realize the circular runout detection of the side, end face and inner hole of the shaft 1000.

[0042] It should be noted that the side detection mechanism 400, the end face detection mechanism 500 and the inner hole detection mechanism 600 can realize the circular runout data detection of the shaft 1000 through the electrical connection control system, which is a conventional technical means for those skilled in the art.

[0043] Furthermore, the positioning mechanism includes a base 700, and a first abutment member 100 and a second abutment member 200 are arranged on the base 700; the first abutment member 100 and the second abutment member 200 both include an abutment end for abutting the shaft member 1000, the abutment end is conically arranged, and the two abutment ends are concentrically arranged opposite to each other in a vertical plane. Through the conical shape and the concentric arrangement, the abutment against the shaft member 1000 is achieved while reducing the abutment friction between the shaft member 1000, thereby avoiding the detection stability affected by excessive friction during the rotation detection of the shaft member 1000 and the surface wear of the shaft member 1000.

[0044] Among them, the first abutment member 100 includes an elastic member 110 and an abutment member 120, the abutment member 120 is horizontally arranged on the base 700 and is slidably connected to the base 700, the elastic member 110 elastically abuts between the abutment member 120 and the base 700, and provides an elastic force for the abutment member 120 to move toward the second abutment member 200; the elastic force of the first abutment member 100 toward the second abutment member 200 is realized by the elastic member 110, thereby realizing elastic abutment with the shaft member 1000 and realizing abutment positioning of the shaft member 1000; and through the elastic sliding of the abutment member 120, the active adjustment of the distance between the first abutment member 100 and the second abutment member 200 can be realized, so as to realize the adaptation of shaft members 1000 of different lengths.

[0045] In this embodiment, the base 700 also includes a receiving member 710, which is arranged between the first abutting member 100 and the second abutting member 200. A groove for receiving the shaft member 1000 is opened on one side of the top of the receiving member 710, which is convenient for placing the shaft member 1000 on the base 700 and improving the convenience of abutting and positioning the shaft member 1000.

[0046] Specifically, the rotating mechanism 300 includes a driving motor 310, a transmission gear 320 and a rotating sleeve 330. The rotating sleeve 330 is sleeved on the outer side of the abutting end of the second abutting member 200 and is concentrically arranged with the abutting end of the second abutting member 200; the outer peripheral side of the rotating sleeve 330 is provided with teeth meshing with the transmission gear 320, and the transmission gear 320 is meshed with the rotating sleeve 330 for transmission; the driving motor 310 is transmission-connected with the transmission gear 320 shown, and is used to drive the transmission gear 320 to rotate, and the rotating sleeve 330 drives the shaft 1000 to rotate, thereby realizing the circular runout detection of the sleeve.

[0047] Among them, the side detection mechanism 400 includes one or more side detection probes 410, the detection axis of the side detection probe 410 is perpendicular to the axis of the shaft 1000, and the side detection probes 410 are respectively connected to the side moving cylinders 420. The side moving cylinders 420 are used to adjust the horizontal position of each corresponding side detection probe 410 along its axial direction. The side moving cylinders 420 are used to adjust the abutment positions of different side detection probes 410 corresponding to different shafts 1000 to meet the detection requirements.

[0048] Furthermore, the end face detection mechanism 500 includes one or more end face detection probes 510, the detection axis of the end face detection probes 510 is parallel to the axis of the shaft 1000, and the end face detection probes 510 are respectively connected to the end face moving cylinders 520, and the end face moving cylinders 520 are used to adjust the horizontal position of each corresponding end face detection probe 510 along its axial direction. The end face moving cylinders are used to adjust the abutment positions of different side detection probes 410 corresponding to different shafts 1000 to meet the detection requirements.

[0049] Furthermore, the inner hole detection mechanism 600 includes an inner hole detection probe 610, a detection member 620 and a fixing frame 630. The inner hole detection probe 610 is arranged on the fixing frame 630, and the detection member 620 is hinged to the fixing frame 630. One end of the detection member 620 elastically abuts against the inner hole detection probe 610, and the other end of the detection member 620 extends from the outside. The hinge axis of the detection member 620 is perpendicular to the axial direction of the inner hole detection probe 610, and the detection axis of the inner hole detection probe 610 is perpendicular to the axis of the shaft 1000; through the extended end of the detection member 620, it penetrates into the hole of the shaft 1000, and the inner hole detection probe 610 abuts against one end of the detection member 620, so that the other end of the detection member 620 abuts against the inner hole of the shaft 1000, and through the rotation of the shaft 1000, the abutting side is transmitted to the end abutting against the inner hole detection probe 610, thereby realizing the inner hole beating detection.

[0050] Specifically, the fixed frame 630 is transmission-connected to the inner hole moving cylinder 640, which is used to adjust the axial horizontal position of the inner hole detection probe 610 along the shaft 1000. The position of the fixed frame 630 is adjusted by the inner hole surface moving cylinder, and the depth of different hole positions is adapted to meet the detection requirements.

[0051] It also includes a frame 800, which is provided with a guide rail 810 and a driving cylinder 820 slidably connected to the guide rail 810. The base 700 is fixed to the driving cylinder. The length direction of the base 700 is perpendicular to the moving direction of the guide rail 810, so as to realize the transfer of the self-detection position of the base 700 and the pick-up and placement position of the shaft 1000.

[0052] Furthermore, it also includes a locking mechanism. Positioning grooves 720 are provided on both sides of the length direction of the base 700. The locking mechanism is arranged on both sides of the length direction of the base 700. The locking mechanism includes a sliding cylinder 830. The moving end of the sliding cylinder 830 faces one side of the base 700. The side of the sliding cylinder 830 facing the base 700 is provided with a card block for engaging with the positioning groove 720. The locking mechanism is arranged at the detection position. When the base 700 moves to the detection position, the sliding cylinder 830 moves from the base 700, and the moving card block is engaged with the positioning groove 720, so as to realize the fixed positioning of the base 700 by the locking mechanism, thereby improving the stability of the detection.

[0053] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A circular runout detection device, characterized in that: The circular runout detection device is used to detect shaft parts, and includes: A positioning mechanism, the positioning mechanism comprising a first abutting member and a second abutting member, the first abutting member and the second abutting member are respectively positioned and abutted against both end surfaces of the shaft; A rotating mechanism, wherein the rotating mechanism can drive the shaft to rotate; A side detection mechanism, which can abut against the circumferential side of the shaft member and is used to detect the circumferential side runout of the shaft member; An end face detection mechanism, which can abut against the circumferential end face of the shaft member and is used to detect the circumferential end face runout of the shaft member; An inner hole detection mechanism, wherein the inner hole detection mechanism can abut against the circumferential inner hole of the shaft component and is used to detect the inner hole runout of the shaft component.

2. The circular runout detection device according to claim 1, characterized in that: The positioning mechanism comprises a base, and the first abutting member and the second abutting member are arranged on the base; The first abutting member and the second abutting member both include an abutting end for abutting the shaft member, the abutting end is conical, and the two abutting ends are oppositely arranged on a vertical surface and are concentrically arranged.

3. The circular runout detection device according to claim 2, characterized in that: The first abutment member includes an elastic member and an abutment member, the abutment member is horizontally arranged on the base and slidably connected to the base, the elastic member elastically abuts between the abutment member and the base to provide elastic force for the abutment member to move toward the second abutment member.

4. The circular runout detection device according to claim 3, characterized in that: The base also includes a receiving member, which is arranged between the first abutting member and the second abutting member. A groove for receiving the shaft member is formed on one side of the top of the receiving member.

5. The circular runout detection device according to claim 1, characterized in that: The rotating mechanism comprises a driving motor, a transmission gear and a rotating sleeve, wherein the rotating sleeve is sleeved on the outside of the abutting end of the second abutting member and is concentrically arranged with the abutting end of the second abutting member; The outer circumference of the rotating sleeve is provided with teeth meshing with the transmission gear, and the transmission gear meshes with the rotating sleeve for transmission; The driving motor is in driving connection with the transmission gear and is used for driving the transmission gear to rotate.

6. The circular runout detection device according to claim 1, characterized in that: The side detection mechanism includes one or more side detection probes, the detection axis of the side detection probes is perpendicular to the axis of the shaft, and the side detection probes are respectively connected to side moving cylinders for adjusting the horizontal position of each corresponding side detection probe along its axial direction.

7. The circular runout detection device according to claim 1, characterized in that: The end face detection mechanism includes one or more end face detection probes, the detection axis of the end face detection probes is parallel to the axis of the shaft, and the end face detection probes are respectively connected to end face moving cylinders for adjusting the horizontal position movement of each corresponding end face detection probe along its axial direction.

8. The circular runout detection device according to claim 1, characterized in that: The inner hole detection mechanism comprises an inner hole detection probe, a detection member and a fixing frame, wherein the inner hole detection probe is arranged on the fixing frame, the detection member is hinged to the fixing frame, one end of the detection member elastically abuts against the inner hole detection probe, the other end of the detection member extends outward, the hinge axis of the detection member is perpendicular to the axial direction of the inner hole detection probe, and the detection axial direction of the inner hole detection probe is perpendicular to the axis of the shaft member; The fixing frame is drivingly connected with an inner hole moving cylinder, and the inner hole moving cylinder is used to adjust the inner hole detection probe to move along the axial horizontal position of the shaft.

9. The circular runout detection device according to claim 2, characterized in that: It also includes a frame, which is provided with a guide rail and a driving cylinder slidably connected to the guide rail. The base is fixed to the driving cylinder, and the length direction of the base is perpendicular to the moving direction of the guide rail.

10. The circular runout detection device according to claim 9, characterized in that: It also includes a locking mechanism, positioning grooves are provided on both sides of the length direction of the base, the locking mechanism is arranged on both sides of the length direction of the base, the locking mechanism includes a slide cylinder, the moving end of the slide cylinder faces one side of the base, and the side of the slide cylinder facing the base is provided with a block for engaging with the positioning groove.

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