Measuring device for slewing bearing production

Abstract

The utility model relates to the technical field of slewing bearing measurement, in particular to a measuring device for slewing bearing production, and solves the problems that in the prior art, the measuring efficiency of the inner diameter and the outer diameter of a slewing bearing is low, and the measuring effect cannot be guaranteed. A measuring device for slewing bearing production comprises a center rod, the top of the center rod is provided with an installation sleeve through a lifting mechanism, the surface of the installation sleeve is rotatably connected with two extension rods, the surfaces of the extension rods are sleeved with two sliding sleeves, the bottoms of the sliding sleeves are fixedly connected with two measuring rods, and a U-shaped measuring scale is fixedly connected between the two extension rods. The surface of the sliding sleeve is fixedly connected with an identification block, and an adjusting mechanism is arranged between the sliding sleeve and the extension rod. According to the utility model, the inner diameter and the outer diameter of the slewing bearing can be conveniently and comprehensively measured by rotating the measuring rod, so that the measuring efficiency is improved and the measuring effect is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to slewing bearing measurement technical field especially relates to a slewing bearing production is with measuring device. BACKGROUND

[0002] Slewing bearing is a kind of large bearing capable of bearing comprehensive load, can bear large axial, radial load and inclination complex torque simultaneously, is widely applied in reality industry, is called "joint of machine" by people, slewing bearing is usually composed of inner ring, outer ring, rolling body (rolling ball or roller), retainer, sealing device and lubricating system etc., slewing bearing plays a key role in mechanical equipment, accurate size measurement can ensure its accurate cooperation with other components, realizes smooth installation, size, shape tolerance, hardness etc. Measurement data are the basis for judging whether slewing bearing meets design and manufacturing standard. Measurement result is within the range of tolerance, indicates that product quality is reliable, can satisfy use requirement;Exceed the range of tolerance, there can be quality defect, need to be improved or scrapped, help to control product quality, reduce the equipment failure and safety accident risk caused by product quality problem, regularly measure the relevant parameters of slewing bearing, can monitor its wear and change in use process. Such as the wear of raceway and gear, the change of hardness etc. can reflect the degradation degree of slewing bearing, help user to make maintenance and replacement plan in advance, avoid production stagnation and economic loss caused by sudden failure, also help to optimize equipment maintenance strategy, improve the availability and economy of equipment.

[0003] In the prior art, when measuring the inner diameter and the outer diameter of the slewing bearing, the slewing bearing needs to be placed, and then a measuring scale is clamped on the slewing bearing to measure the inner diameter and the outer diameter, and multiple measurements are required to ensure the accuracy of the measurement data.

[0004] However, when measuring the inner diameter and the outer diameter of a slewing bearing multiple times to ensure accuracy, a lot of time is spent, resulting in low measurement efficiency, and the slewing bearing cannot be comprehensively detected. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a slewing bearing production is with measuring device, solve the measurement efficiency of slewing bearing inner diameter and outer diameter in prior art is lower and the problem that measurement effect cannot be guaranteed.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] The utility model discloses a slewing bearing production measuring device, including the center pole, the top of center pole is equipped with the mounting sleeve through the elevating system, the surface rotationally connected with two extension rods of mounting sleeve, the surface of extension rod is equipped with two sliding sleeves, and the bottom fixed connection of sliding sleeve has two measuring rods, and the fixed connection of two extension rods has the measuring scale that is U-shaped between, the surface fixed connection of sliding sleeve has the mark block, and the adjusting mechanism is established between sliding sleeve and extension rod.

[0008] Preferably, the elevating mechanism includes an auxiliary disc fixedly connected to the top of the mounting sleeve, the surface of the center pole is provided with a plurality of insertion grooves, and the surface of the auxiliary disc is provided with an insertion rod.

[0009] Preferably, the inside of the auxiliary disc is fixedly connected with a U-shaped reinforcing rod, the insertion rod is inserted into the inside of the reinforcing rod, and one end of the insertion rod is elastically connected to the surface of the auxiliary disc through a compression spring.

[0010] Preferably, the adjusting mechanism includes a screw rod threadedly connected to the side surface of the sliding sleeve, the surface of the extension rod is fixedly connected with a friction rod, one end of the screw rod located in the inside of the sliding sleeve is rotationally connected with a friction block, and the friction block is attached to the friction rod.

[0011] Preferably, the two measuring rods on the same extension rod are close to each other, and the measuring rod is located directly below the mark block.

[0012] Preferably, the bottom of the measuring rod is fixedly connected with a U-shaped protruding rod, and the inside of the protruding rod is rotationally connected with a roller.

[0013] The utility model has the following beneficial effects:

[0014] When measuring the inner diameter and the outer diameter of the slewing bearing, the center rod can be placed first, then the position of the measuring rod is adjusted, so that the measuring rod clamps the inner side and the outer side of the slewing bearing, and then the measuring rod is rotated, which is convenient for comprehensively measuring the inner diameter and the outer diameter of the slewing bearing, improves the measuring efficiency and ensures the measuring effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, under the premise of not creating the creative labor, other drawings can also be obtained according to these drawings.

[0016] Figure 1 It is the structural schematic diagram of the utility model;

[0017] Figure 2 It is Figure 1 the side surface schematic diagram of;

[0018] Figure 3 for Figure 1 side view of the lifting mechanism in the center;

[0019] Figure 4 for Figure 1 side view of the measuring rod in the center;

[0020] Figure 5 for Figure 1 side view of the adjusting mechanism in the center.

[0021] In the figure: 1, center rod; 2, lifting mechanism; 3, mounting sleeve; 4, extension rod; 5, sliding sleeve; 6, measuring rod; 7, measuring scale; 8, identification block; 9, adjusting mechanism; 10, protruding rod; 11, roller; 201, auxiliary disc; 202, insertion slot; 203, insertion rod; 204, reinforcing rod; 205, compression spring; 901, screw rod; 902, friction rod; 903, friction block. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will be further described in detail by combining with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0023] Referring to Figures 1-5The utility model provides a kind of slewing ring production measuring device, including center pole 1, when the inner diameter and outer diameter of larger slewing ring are measured, center pole 1 can be put into the middle of slewing ring, the inner diameter and outer diameter of larger slewing ring are measured using side pole on center pole 1, the top of center pole 1 is equipped with mounting sleeve 3 by lifting mechanism 2, during measurement, the height of measuring rod 6 can be adjusted by the lifting of mounting sleeve 3 on center pole 1, so that the slewing ring of different sizes is conveniently measured, the surface of mounting sleeve 3 is rotatably connected with two extension rods 4, one sleeve ring is fixedly connected between the two extension rods 4, and the sleeve ring is rotatably connected with the surface of mounting sleeve 3, so that the extension rod 4 can be rotated around center pole 1 by the sleeve ring when the extension rod 4 needs to be rotated, and the inner diameter and outer diameter of the slewing ring are measured by the measuring rod 6 on the extension rod 4, the surface of extension rod 4 is sleeved with two sliding sleeves 5, the bottom of sliding sleeve 5 is fixedly connected with two measuring rods 6, when the slewing ring of different sizes needs to be measured, the position of measuring rod 6 can be adjusted by sliding sleeve 5, so that the measuring rod 6 is attached to the inner side and the outer side of the slewing ring, and then the measuring rod 6 is rotated to measure whether the inner diameter and the outer diameter of the slewing ring meet the requirements, the two extension rods 4 are fixedly connected with a measuring scale 7 in the shape of U, the surface of sliding sleeve 5 is fixedly connected with an identification block 8, when the inner diameter and the outer diameter of the slewing ring are measured by the measuring rod 6, the distance between the measuring rods 6 can be marked on the measuring scale 7 by the identification block 8, so that the data of the inner diameter and the outer diameter of the slewing ring are conveniently read, and the slewing ring meets the requirements, the adjusting mechanism 9 is arranged between the sliding sleeve 5 and the extension rod 4, the adjusting mechanism 9 can make the movement of the sliding sleeve 5 on the extension rod 4 more convenient, and the position of the sliding sleeve 5 is conveniently determined after adjustment, to ensure the stability of the sliding sleeve 5 when the measuring rod 6 is used for measurement.

[0024] Further, the lifting mechanism 2 includes an auxiliary disc 201 fixedly connected to the top of the mounting sleeve 3, the surface of the center pole 1 is provided with a plurality of insertion grooves 202, the surface of the auxiliary disc 201 is provided with an insertion rod 203, one end of the insertion rod 203 is inserted into the adjacent insertion groove 202, when the lifting adjustment of the measuring rod 6 is needed for convenient measurement of slewing rings of different sizes, the insertion rod 203 can be pulled from the outside first, so that the insertion rod 203 can leave the insertion groove 202, then the mounting sleeve 3 is moved up and down by the auxiliary disc 201 to adjust the position, after the position is adjusted, the insertion rod 203 is sent into the adjacent insertion groove 202 again, the auxiliary disc 201 can be fixed on the center pole 1 again, so that the height of the measuring rod 6 is determined, and the measuring rod 6 is convenient for measuring the inner diameter and the outer diameter of the slewing ring.

[0025] Further, the inside of the auxiliary disc 201 is fixedly connected with a U-shaped reinforcing rod 204, the insertion rod 203 is arranged in the inside of the reinforcing rod 204, one end of the insertion rod 203 is elastically connected with the surface of the auxiliary disc 201 through the compression spring 205, when it is needed to measure the reinforcing rod 204, or when it is needed to fix the auxiliary disc 201 on the center rod 1 through the insertion rod 203, the insertion rod 203 can be moved towards the center rod 1 through the compression spring 205, so that the insertion rod 203 cannot easily separate from the insertion slot 202, the stability of the insertion rod 203 is ensured, and the strength of the auxiliary disc 201 and the insertion rod 203 can be increased through the reinforcing rod 204, so that the insertion rod 203 can better fix the auxiliary disc 201 on the center rod 1.

[0026] Further, the adjusting mechanism 9 comprises a screw rod 901 threadedly connected to the side surface of the sliding sleeve 5, the surface of the extension rod 4 is fixedly connected with a friction rod 902, one end of the screw rod 901 located in the inside of the sliding sleeve 5 is rotationally connected with a friction block 903, the friction block 903 is attached to the friction rod 902, when it is needed to move and adjust the sliding sleeve 5, the screw rod 901 can be rotated first, so that the screw rod 901 drives the friction block 903 to move away from the friction rod 902, then the sliding sleeve 5 is moved and adjusted, until the sliding sleeve 5 is moved to the specified position through the adjustment of the measuring rod 6 and the identification block 8, then the screw rod 901 is rotated, so that the rotation of the screw rod 901 can drive the friction block 903 to press the friction rod 902, so that the sliding sleeve 5 is blocked by the friction force and cannot be easily moved, so that the sliding sleeve 5 can be normally stopped, and the inner diameter and the outer diameter of the slewing bearing can be measured by the measuring rod 6.

[0027] Further, the two measuring rods 6 on the same extension rod 4 are close to each other, the measuring rod 6 is located directly below the identification block 8, when it is needed to measure the inner diameter and the outer diameter of the slewing bearing through the measuring rod 6, the distance data can be determined by the identification block 8, so that the data can be accurately and conveniently read.

[0028] Further, the bottom of the measuring rod 6 is fixedly connected with a U-shaped protruding rod 10, the inside of the protruding rod 10 is rotationally connected with a roller 11, during the measurement process, the extension rod 4 needs to be rotated through the center rod 1 to measure the inner diameter and the outer diameter of the slewing bearing, during this process, the friction between the measuring rod 6 and the slewing bearing can be reduced through the roller 11, so that the measuring rod 6 can be conveniently rotated on the slewing bearing without interfering with the measurement.

[0029] In summary:

[0030] When the inner diameter and outer diameter of the slewing bearing need to be measured, the center rod 1 can be placed in the middle of the slewing bearing, then the insertion rod 203 is extracted from the insertion slot 202, and then the auxiliary disc 201 is lifted to drive the mounting sleeve 3 to move, so that the measuring scale 7 is driven to move passively, thereby facilitating the measuring scale 7 to measure the slewing bearing, and after the height is determined, the insertion rod 203 is released, and the insertion rod 203 can enter the adjacent insertion slot 202 through the elastic force of the compression spring 205, so that the auxiliary disc 201 is fixed on the center rod 1, the insertion rod 203 can stably fix the auxiliary disc 201 and the center rod 1 through the reinforcing rod 204, then the friction block 903 on the screw rod 901 is moved away from the friction rod 902, so that the sliding sleeve 5 can move on the extension rod 4, until the specified distance and position are reached, then the screw rod 901 is rotated again, so that the friction block 903 is in close contact with the friction rod 902 again, the sliding sleeve 5 is limited on the extension rod 4 through the friction force between the friction block 903 and the friction rod 902, then the extension rod 4 is rotated, and the measuring rod 6 can measure the inner diameter and outer diameter of the slewing bearing, in the process of rotating the extension rod 4, the friction between the measuring rod 6 and the slewing bearing can be reduced through the rollers 11 on the protruding rod 10, so that the measuring rod 6 can rotate and measure conveniently, in the process of measuring, the cooperation of the measuring scale 7 and the identification block 8 facilitates the query of specific data, through the above structure, when the inner diameter and outer diameter of the slewing bearing of different sizes need to be measured, the measuring rod 6 can be adjusted conveniently, the measuring rod 6 can measure the inner diameter and outer diameter of the slewing bearing of different sizes, and when the slewing bearing of a larger size is measured, the slewing bearing does not need to be moved, the center rod 1 is directly moved, measurement is facilitated, and the measurement efficiency is improved.

[0031] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A measuring device for slewing bearing production, comprising a center rod (1), characterized in that, The top of the central rod (1) is provided with a mounting sleeve (3) via a lifting mechanism (2). Two extension rods (4) are rotatably connected to the surface of the mounting sleeve (3). Two sliding sleeves (5) are fitted on the surface of the extension rods (4). Two measuring rods (6) are fixedly connected to the bottom of the sliding sleeves (5). A U-shaped measuring ruler (7) is fixedly connected between the two extension rods (4). A marking block (8) is fixedly connected to the surface of the sliding sleeves (5). An adjustment mechanism (9) is provided between the sliding sleeves (5) and the extension rods (4).

2. The measuring device for slewing bearing production according to claim 1, characterized in that, The lifting mechanism (2) includes an auxiliary plate (201) fixedly connected to the top of the mounting sleeve (3). The surface of the central rod (1) is provided with a plurality of insertion slots (202). An insertion rod (203) is passed through the surface of the auxiliary plate (201). One end of the insertion rod (203) passes through the interior of the adjacent insertion slot (202).

3. The measuring device for slewing bearing production according to claim 2, characterized in that, The auxiliary disk (201) is fixedly connected to a U-shaped reinforcing rod (204), and the insertion rod (203) passes through the interior of the reinforcing rod (204). One end of the insertion rod (203) is elastically connected to the surface of the auxiliary disk (201) through a compression spring (205).

4. The measuring device for slewing bearing production according to claim 1, characterized in that, The adjustment mechanism (9) includes a screw (901) threaded to the side of the sliding sleeve (5), a friction rod (902) fixedly connected to the surface of the extension rod (4), and a friction block (903) rotatably connected to one end of the screw (901) inside the sliding sleeve (5), with the friction block (903) in contact with the friction rod (902).

5. A measuring device for slewing bearing production according to claim 4, characterized in that, Two measuring rods (6) on the same extension rod (4) are close to each other, and the measuring rods (6) are located directly below the marking block (8).

6. A measuring device for slewing bearing production according to claim 1, characterized in that, The bottom of the measuring rod (6) is fixedly connected to a U-shaped protruding rod (10), and a roller (11) is rotatably connected inside the protruding rod (10).

Images