Bearing retainer roundness detection device

Abstract

The utility model belongs to the technical field of retainer detection, and particularly relates to a bearing retainer roundness detection device, which comprises a base, a rotary fastening mechanism arranged above the base, and a detection test mechanism arranged above the rotary fastening mechanism. Through the arranged rotary fastening mechanism, the holder is effectively installed and fixed during detection, the holder body is placed above the bearing table, the holder body is fixed through the fixing nut, the telescopic column is pressed to enable the telescopic compression spring in the rotary supporting shaft to be compressed, the rectangular positioning table and the pressing assembly are driven to be compressed, and the holder body is fixed through the fixing nut. The pressing assembly presses the inner edge of the upper end of the retainer body, the mounting and fixing effects of the retainer body are guaranteed, meanwhile, rotation detection of the retainer body is added, the detection efficiency is improved, detection is more accurate, automation is achieved, operation is easy, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of retainer detection, and particularly relates to a bearing retainer true roundness detection device. BACKGROUND

[0002] Bearing is an important part in contemporary mechanical equipment, and its main function is to support the mechanical rotary body, reduce the friction coefficient in the movement process, and ensure the rotation precision. The retainer is one of the necessary parts of most bearings, and the quality of the retainer directly affects the quality precision of the assembled bearing.

[0003] In the prior art, the shape of the retainer is irregular, the size parameter detection is difficult, and the retainer cannot be effectively installed and fixed during detection, so a bearing retainer true roundness detection device is needed to solve these problems. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model discloses a bearing retainer true roundness detection device.

[0005] The utility model realizes the above-mentioned purposes through the following technical schemes:

[0006] A bearing retainer true roundness detection device, comprising a base, a rotary fastening mechanism is arranged above the base, and a detection test mechanism is arranged above the rotary fastening mechanism.

[0007] The rotary fastening mechanism comprises a rotary support shaft arranged above the base, a worm wheel arranged at one end of the rotary support shaft, a power rotary assembly arranged in mesh with one side of the worm wheel, a retainer body arranged on the outer surface of the rotary support shaft, a bearing table arranged at the lower end of the retainer body, a fixing nut mounted on the outer surface of the rotary support shaft and fastened in the retainer body, an extension column mounted at the other end of the rotary support shaft, an extension compression spring arranged between the rotary support shaft and the extension column, a rectangular positioning table arranged on the outer surface of the extension column, and a pressing assembly arranged in the rectangular positioning table.

[0008] Preferably, the detection test mechanism comprises a base arranged above the base, a transverse movement assembly arranged on the base, a lifting hydraulic cylinder mounted on the transverse movement assembly, and a test assembly mounted at the extension end of the lifting hydraulic cylinder.

[0009] Preferably, the power rotary assembly comprises a worm arranged at one side of the worm wheel, and a driving motor arranged at one end of the worm.

[0010] Preferably, the pressing assembly comprises a connecting table arranged in the rectangular positioning table, a pressing table arranged on the connecting table, and the pressing table being away from one side of the rectangular positioning table.

[0011] Preferably, the transverse moving assembly comprises a screw rod arranged on the base, an outer surface of the screw rod is provided with a moving table, and one end of the screw rod is provided with a power motor.

[0012] Preferably, the testing assembly comprises a mounting table arranged at an extension end of the lifting hydraulic cylinder, and a tester is mounted on the mounting table.

[0013] Beneficial effects are that:

[0014] The utility model discloses a bearing retainer true roundness detection device, through setting up the rotary fastening mechanism, the installation fixed of retainer is effectively carried out when detecting, through placing the retainer body above the bearing platform, using fixed nut to fix it, and the telescopic compression spring in the rotary support axle is compressed by pressing telescopic column and making it rotate, drives rectangular positioning table, compression assembly to compress, and the compression assembly is pressed in the inner along place of retainer body upper end, guarantees the effect of retainer body installation fixation, increases the rotation detection of retainer body simultaneously, improves the detection efficiency, makes detection more accurate, realizes the automation, and simple operation, and the practicality is strong. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model,

[0016] Figure 2 It is the front view structural schematic diagram of the utility model,

[0017] Figure 3 It is the front view cross section structural schematic diagram of the utility model,

[0018] Figure 4 It is Figure 1 Structure schematic diagram of A place in.

[0019] In the drawing: 1, base; 2, rotary fastening mechanism; 201, rotary support axle; 202, worm wheel; 2021, worm; 2022, drive motor; 203, bearing platform; 204, retainer body; 205, fixed nut; 206, telescopic compression spring; 207, telescopic column; 208, rectangular positioning table; 209, connecting table; 210, pressing table; 3, detection testing mechanism; 301, base; 302, screw rod; 303, power motor; 304, moving table; 305, lifting hydraulic cylinder; 306, mounting table; 307, tester; 308, hollow limiting table. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Referring to Figures 1-4 The present application provides an embodiment: a bearing retainer roundness detection device, comprising a base 1, a rotary fastening mechanism 2 is arranged above the base 1, a detection test mechanism 3 is arranged above the rotary fastening mechanism 2.

[0024] In this embodiment: the rotating fastening mechanism 2 comprises a rotating support shaft 201 arranged above the base 1, one end of the rotating support shaft 201 is provided with a worm gear 202, one side of the worm gear 202 is engaged with a power rotating assembly, the outer surface of the rotating support shaft 201 is provided with a retainer body 204, the lower end of the retainer body 204 is provided with a bearing table 203, the outer surface of the rotating support shaft 201 is provided with a fixed nut 205, and the fixed nut 205 is fastened in the retainer body 204, the inner surface of the fixed nut 205 is provided with an internal thread, the outer surface of the rotating support shaft 201 is provided with an external thread, and the fixed nut 205 and the rotating support shaft 201 are connected through the threads. The other end of the rotating support shaft 201 is provided with an extension column 207, and the extension column 207 is arranged between the rotating support shaft 201 and the extension column 207. A telescopic compression spring 206 is arranged above the extension column 207. The outer surface of the extension column 207 is provided with a rectangular positioning table 208, and the rectangular positioning table 208 is provided with a pressing assembly. The power rotating assembly comprises a worm gear 2021 arranged on one side of the worm gear 202, and one end of the worm gear 2021 is provided with a driving motor 2022. The pressing assembly comprises a connecting table 209 arranged in the rectangular positioning table 208, and the connecting table 209 is provided with a pressing table 210 away from one side of the rectangular positioning table 208. A connecting hole is arranged between the connecting table 209 and the pressing table 210, and a positioning pin is arranged in the connecting hole. One end of the pressing table 210 is provided with a limiting table, and the limiting table is made of soft rubber material and is used for fixing the retainer body 204.

[0025] In this embodiment: the detection test mechanism 3 comprises a base 301 arranged above the base 1, and the base 301 is provided with a horizontal moving assembly, and the horizontal moving assembly is provided with a lifting hydraulic cylinder 305, and the telescopic end of the lifting hydraulic cylinder 305 is provided with a test assembly. The horizontal moving assembly comprises a lead screw 302 arranged on the base 301, and the outer surface of the lead screw 302 is provided with a moving table 304, and one end of the lead screw 302 is provided with a power motor 303. The test assembly comprises a mounting table 306 arranged at the telescopic end of the lifting hydraulic cylinder 305, and the mounting table 306 is provided with a tester 307. The both ends of the lead screw 302 are provided with a hollow limiting table 308. The hollow limiting table 308 is used for limiting the movement of the moving table 304. The outer surface of the lead screw 302 is provided with a forward thread. The lead screw 302 and the moving table 304 are connected through the threads.

[0026] Working principle: in use, first, the holder body 204 is installed above the bearing table 203, the fixed nut 205 is connected with the rotating support shaft 201 through the connecting thread, the holder body 204 is pre-fixed, the length of the connecting table 209 and the pressing table 210 is adjusted according to the diameter of the holder body 204, the operator presses the telescopic column 207 through the pressing table, the connecting table 209 and the pressing table 210 are pressed in the holder body 204, the holder body 204 is fixed, the power rotating assembly drives the worm wheel 202 to rotate, and the rotating support shaft 201 is slowly rotated, the transverse moving assembly drives the lifting hydraulic cylinder 305 and the testing assembly to move transversely, the testing assembly is stopped above the holder body 204 to be detected, and the holder body 204 is detected through the testing assembly.

[0027] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement is carried out to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A bearing cage roundness detection device, characterized by: Including the base (1), the base (1) is provided with a rotary fastening mechanism (2), the rotary fastening mechanism (2) is provided with a detection test mechanism (3) above; The rotary fastening mechanism (2) includes a rotary support shaft (201) provided above the base (1), one end of the rotary support shaft (201) is provided with a worm wheel (202), one side of the worm wheel (202) is engaged with a power rotating assembly, the outer surface of the rotary support shaft (201) is provided with a cage body (204), the lower end of the cage body (204) is provided with a bearing table (203), the outer surface of the rotary support shaft (201) is provided with a fixed nut (205), and the fixed nut (205) is fastened in the cage body (204), the other end of the rotary support shaft (201) is provided with a telescopic column (207), the telescopic column (207) is provided between the rotary support shaft (201) and the telescopic compression spring (206), the outer surface of the telescopic column (207) is provided with a rectangular positioning table (208), the rectangular positioning table (208) is provided with a pressing assembly.

2. The true roundness detection device for a bearing cage according to claim 1, characterized in that: The detection test mechanism (3) includes a base (301) provided above the base (1), the base (301) is provided with a horizontal moving assembly, the horizontal moving assembly is provided with a lifting hydraulic cylinder (305), the telescopic end of the lifting hydraulic cylinder (305) is provided with a test assembly.

3. The true roundness detection device for a bearing cage according to claim 1, characterized in that: The power rotating assembly includes a worm (2021) provided on one side of the worm wheel (202), one end of the worm (2021) is provided with a driving motor (2022).

4. The true roundness detection device for a bearing cage according to claim 1, characterized by: The pressing assembly includes a connecting table (209) provided in the rectangular positioning table (208), the connecting table (209) is provided with a pressing table (210), and is away from one side of the rectangular positioning table (208).

5. The true roundness detection device for a bearing cage according to claim 2, characterized by: The horizontal moving assembly includes a lead screw (302) provided on the base (301), the outer surface of the lead screw (302) is provided with a moving table (304), one end of the lead screw (302) is provided with a power motor (303).

6. The true roundness detection device for a bearing cage according to claim 2, characterized by: The test assembly includes a mounting table (306) provided at the telescopic end of the lifting hydraulic cylinder (305), the mounting table (306) is provided with a tester (307).

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