Circumferential runout detection device for grinding intermittent cylindrical bearing seats

Abstract

This invention provides a circumferential runout detection device for grinding intermittent cylindrical bearing housings. It includes a bracket mounted beside a lathe chuck, on which a runout detection device is slidably mounted. A drive device for sliding the runout detection device is provided beside the bracket. The runout detection device includes a vertically mounted mounting plate, on which runout detectors are horizontally mounted on the upper and lower sides. The mounting plate is driven to slide by the drive device. This invention is rationally designed and solves the problem of difficult operation when performing runout detection on existing intermittent cylindrical bearing housings, which are composed of multiple sector shapes on their outer periphery. It facilitates specialized production and improves detection efficiency.

Description

Technical Field

[0001] The utility model relates to a circumferential runout detection device for grinding an intermittent cylindrical bearing seat. Background Art

[0002] The circumferential runout of a cylindrical bearing seat can cause friction and wear on the contact surface, resulting in loosening of parts, power loss, increased noise, etc. It can also cause the possibility of accelerated fatigue cracks, thereby reducing the fatigue life of parts. Therefore, it is necessary to detect the circular runout during the production process. However, since the outer circumference of an intermittent cylindrical bearing seat is composed of multiple sectors, it is more difficult to perform circular runout detection. Summary of the invention

[0003] In view of this, the purpose of the present invention is to overcome the deficiencies in the above-mentioned prior art and provide a circumferential runout detection device for grinding intermittent cylindrical bearing seats.

[0004] The present invention is implemented by the following scheme: a circumferential circular runout detection device for grinding intermittent cylindrical bearing seats: including a bracket installed on the side of a lathe chuck, a circular runout detection device slidingly installed on the bracket, a driving device for driving the circular runout detection device to slide is arranged on the side of the bracket, the circular runout detection device includes a vertically arranged mounting plate, circular runout detectors are horizontally installed on the upper and lower sides of the mounting plate, and the mounting plate is driven to slide by the driving device.

[0005] Furthermore, the driving device is a horizontally arranged cylinder, the direction of the movable end of the cylinder is perpendicular to the axial direction of the lathe spindle, a vertical frame fixing plate is installed on the movable end of the cylinder, a plurality of mounting holes are arranged on the frame fixing plate from top to bottom, a fixing block is arranged on the side of the mounting plate, and bolts matching the mounting holes are horizontally placed on the fixing block.

[0006] Furthermore, a position detection mechanism is installed on the side of the cylinder away from the mounting plate, and the position detection mechanism includes a vertically arranged detection mechanism mounting plate, a guide mounting hole on the detection mechanism mounting plate corresponding to the moving trajectory of the active end of the cylinder, and the detection mechanism is installed on the guide mounting hole.

[0007] Furthermore, the detection mechanism includes two detection probes arranged at the front and rear limit positions corresponding to the sliding of the movable end of the cylinder, the detection probe is cylindrical, the detection probe is slidably connected to the guide mounting hole, the outer periphery of the detection probe is provided with a thread, and nuts are symmetrically screwed on the outer periphery of the detection probe on both sides of the detection mechanism mounting plate, and the two nuts clamp the detection mechanism mounting plate.

[0008] Furthermore, a detector bracket is installed on the side of the mounting plate away from the frame fixing plate corresponding to the circular runout detector, and circular runout detector mounting holes are arranged at intervals from top to bottom on the side of the mounting plate away from the frame fixing plate, and bolts are horizontally placed on the detector bracket corresponding to the circular runout detector mounting holes.

[0009] Furthermore, the circular runout detector is installed on a detector bracket, and the detection swing arms of the two circular runout detectors are correspondingly installed on the upper and lower sides of the cylindrical surface of the workpiece to be measured on the lathe chuck.

[0010] Furthermore, the bracket includes a vertically arranged bracket plate, the mounting plate is slidably connected to the side plate body of the bracket plate, a bending plate is arranged at the bottom of the bracket plate, the bending plate is fixed on the lathe, and a bending baffle is arranged on the side of the bracket plate away from the axle chuck corresponding to the mounting plate.

[0011] Furthermore, a horizontal slide rail is installed on the bracket plate corresponding to the mounting plate, and a sliding block cooperating with the horizontal slide rail is arranged on the side of the mounting plate.

[0012] Compared with the prior art, the present invention has the following beneficial effects: reasonable design, solving the problem that the existing intermittent cylindrical bearing seat is difficult to operate during circular runout detection due to the outer circumference being composed of multiple sectors, facilitating professional production and improving detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0014] Figure 2 This is a side view of the structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the position detection mechanism of the utility model;

[0016] Figure 4 This is a schematic diagram of the working state of the circular runout detector of the utility model.

[0017] In the figure: 1- bracket; 2- driving device; 3- mounting plate; 4- circular runout detector; 5- cylinder; 6- frame fixing plate; 7- mounting hole; 8- fixing block; 9- bolt; 10- detection mechanism mounting plate; 11- guide mounting hole; 12- detection probe; 13- nut; 14- detector bracket; 15- circular runout detector mounting hole; 16- bolt; 17- bracket plate; 18- bending plate; 19- bending baffle; 20- horizontal slide rail; 21- slider; 22- workpiece to be measured. DETAILED DESCRIPTION

[0018] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0019] It should be noted that the following detailed descriptions are exemplary and are intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present application belongs.

[0020] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0021] like Figure 1-4 As shown, a circumferential circular runout detection device for grinding an intermittent cylindrical bearing seat comprises a bracket 1 installed beside a lathe chuck, a circular runout detection device is slidably mounted on the bracket, a driving device 2 for driving the circular runout detection device to slide is arranged beside the bracket, the circular runout detection device comprises a vertically arranged mounting plate 3, existing circular runout detectors 4 are horizontally mounted on the upper and lower sides of the mounting plate, the mounting plate is driven to slide by the driving device, when in use, the lathe chuck clamps the intermittent cylindrical bearing seat, and then the mounting plate is driven to slide on the bracket by the driving device, thereby driving two circular runout detectors to be clamped on the intermittent cylindrical bearing seat, and then the intermittent cylindrical bearing seat is realized by the rotation of the lathe spindle, and then the circular runout of the intermittent cylindrical bearing seat is detected by the two circular runout detectors.

[0022] In this embodiment, for the sake of reasonable design, the driving device is a horizontally arranged cylinder 5, the direction of the movable end of the cylinder is perpendicular to the axial direction of the lathe spindle, a vertical frame plate 6 is installed on the movable end of the cylinder, a plurality of mounting holes 7 are arranged on the frame plate from top to bottom, a fixing block 8 is arranged on the side of the mounting plate, bolts 9 matching the mounting holes are horizontally arranged on the fixing block, and the fixing block is installed on the frame plate in an adjustable position by bolts, so that the height of the mounting plate can be set according to different needs.

[0023] In this embodiment, in order to facilitate the detection of whether the cylinder has moved into place, a position detection mechanism is installed on the side of the cylinder away from the mounting plate. The position detection mechanism includes a vertically arranged detection mechanism mounting plate 10, and a guide mounting hole 11 on the detection mechanism mounting plate corresponding to the moving trajectory of the active end of the cylinder. The guide mounting hole is installed with a detection mechanism, and position detection is performed through the detection mechanism.

[0024] In this embodiment, the detection mechanism includes two detection probes 12 arranged at the front and rear limit positions corresponding to the sliding of the movable end of the cylinder. The detection probe can be an existing infrared positioner or other position detectors, as long as the position detection can be realized. In order to facilitate the installation of the detection probe, the detection probe is cylindrical, and the detection probe is slidably connected to the guide mounting hole. The outer periphery of the detection probe is provided with a thread. Nuts 13 are symmetrically screwed on the outer periphery of the detection probe on both sides of the detection mechanism mounting plate. The two nuts clamp the detection mechanism mounting plate, that is, two detection probes are slidably connected to the guide mounting hole, and the detection probe is fixed by clamping the detection mechanism mounting plate with two nuts on the detection probe.

[0025] In this embodiment, in order to facilitate the adjustment of the position of the circular runout detector as needed, a detector bracket 14 is installed on the side of the mounting plate away from the frame fixing plate corresponding to the circular runout detector, and circular runout detector mounting holes 15 are arranged at intervals from top to bottom on the side of the mounting plate away from the frame fixing plate. Bolts 16 are horizontally arranged on the detector bracket corresponding to the circular runout detector mounting holes. The detector bracket is locked to the required circular runout detector mounting holes by the bolts to achieve the adjustment of the position of the circular runout detector.

[0026] In this embodiment, for the sake of reasonable design, the circular runout detector is installed on the detector bracket, and the detection swing arms of the two circular runout detectors are correspondingly installed on the upper and lower sides of the cylindrical surface of the intermittent cylindrical bearing seat on the lathe chuck, that is, the detection swing arms of the two circular runout detectors clamp the intermittent cylindrical bearing seat in a claw-like shape, and the detection swing arms of the circular runout detector are tangent to the outer circumference of the intermittent cylindrical bearing seat. Furthermore, the arm body of the detection swing arm of the circular runout detector near the end is tangent to the outer circumference of the intermittent cylindrical bearing seat.

[0027] In this embodiment, in order to facilitate safe production, the bracket includes a vertically arranged bracket plate 17, the mounting plate is slidably connected to the side plate of the bracket plate, a bending plate 18 is arranged at the bottom of the bracket plate, the bending plate is fixed on the lathe, and a bending baffle 19 is arranged on the side of the bracket plate away from the axle chuck corresponding to the mounting plate to prevent the mounting plate from falling out and causing injury.

[0028] In this embodiment, for the sake of reasonable design, a horizontal slide rail 20 is installed on the bracket plate corresponding to the mounting plate, and a slider 21 cooperating with the horizontal slide rail is provided on the side of the mounting plate.

[0029] Unless otherwise stated, any technical solution disclosed in the above utility model, if it discloses a numerical range, then the disclosed numerical range is a preferred numerical range. Any technician in the field should understand that the preferred numerical range is only a numerical value with a more obvious technical effect or representative value among many feasible numerical values. Since there are too many numerical values ​​to be exhaustive, the utility model discloses only some numerical values ​​to illustrate the technical solution of the utility model, and the numerical values ​​listed above should not constitute a limitation on the scope of protection of the utility model.

[0030] If the words "first", "second" and so on are used in this article to limit components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of description to distinguish the components. Unless otherwise stated, the above words have no special meaning.

[0031] If the present invention discloses or involves components or structures that are fixedly connected to each other, then, unless otherwise stated, the fixed connection can be understood as: a detachable fixed connection (for example, connection using bolts or screws), and can also be understood as: a non-detachable fixed connection (for example, riveting, welding). Of course, the mutual fixed connection can also be replaced by an integrated structure (for example, manufactured by one-piece molding using a casting process) (except when it is obviously impossible to use an one-piece molding process).

[0032] In addition, the orientations or positional relationships indicated by terms such as "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside" used in any of the technical solutions disclosed in the above-mentioned utility model are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing this patent, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent. Unless otherwise stated, the terms used to indicate shapes used in any of the technical solutions disclosed in the above-mentioned utility model include shapes that are approximate, similar or close to them.

[0033] Any component provided by the utility model can be assembled from multiple separate components, or can be a separate component manufactured by an integrated forming process.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for protection of the utility model.

Claims

1. A circumferential runout detection device for grinding intermittent cylindrical bearing seats, characterized in that: It includes a bracket installed on the side of the lathe chuck, on which a circular runout detection device is slidably installed, and a driving device for driving the circular runout detection device to slide is arranged on the side of the bracket. The circular runout detection device includes a vertically arranged mounting plate, and circular runout detectors are horizontally installed on the upper and lower sides of the mounting plate. The mounting plate is driven to slide by the driving device.

2. The circumferential runout detection device according to claim 1, characterized in that: The driving device is a horizontally arranged cylinder, the direction of the movable end of the cylinder is perpendicular to the axial direction of the lathe spindle, a vertical mounting plate is installed on the movable end of the cylinder, a plurality of mounting holes are arranged on the mounting plate from top to bottom, a fixing block is arranged on the side of the mounting plate, and bolts matching the mounting holes are horizontally placed on the fixing block.

3. The circumferential runout detection device according to claim 2, characterized in that: A position detection mechanism is installed on the side of the cylinder away from the mounting plate. The position detection mechanism includes a vertically arranged detection mechanism mounting plate, a guide mounting hole on the detection mechanism mounting plate corresponding to the moving track of the active end of the cylinder, and the detection mechanism is installed on the guide mounting hole.

4. The circumferential runout detection device according to claim 3, characterized in that: The detection mechanism includes two detection probes arranged at the front and rear limit positions corresponding to the sliding of the movable end of the cylinder. The detection probe is cylindrical and is slidably connected to the guide mounting hole. The outer periphery of the detection probe is provided with a thread. Nuts are symmetrically screwed on the outer periphery of the detection probe on both sides of the detection mechanism mounting plate, and the two nuts clamp the detection mechanism mounting plate.

5. The circumferential runout detection device according to claim 2, characterized in that: A detector bracket is installed on the side of the mounting plate away from the frame fixing plate corresponding to the circular runout detector. The side of the mounting plate away from the frame fixing plate is provided with circular runout detector mounting holes spaced from top to bottom. Bolts are horizontally placed on the detector bracket corresponding to the circular runout detector mounting holes.

6. The circumferential runout detection device according to claim 5, characterized in that: The circular runout detector is installed on a detector bracket, and the detection swing arms of the two circular runout detectors are correspondingly installed on the upper and lower sides of the cylindrical surface of the workpiece to be tested on the lathe chuck.

7. The circumferential runout detection device according to claim 2, characterized in that: The bracket includes a vertically arranged bracket plate, the mounting plate is slidably connected to the side plate body of the bracket plate, a bending plate is arranged at the bottom of the bracket plate, the bending plate is fixed on the lathe, and a bending baffle is arranged on the side of the bracket plate away from the axle chuck corresponding to the mounting plate.

8. The circumferential runout detection device according to claim 7, characterized in that: A horizontal slide rail is installed on the bracket plate corresponding to the mounting plate, and a sliding block matched with the horizontal slide rail is arranged on the side of the mounting plate.

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