CN214372193U

CN214372193U - Measuring tool for grinding depth of roller path

Info

Publication number: CN214372193U
Application number: CN202120917606.7U
Authority: CN
Inventors: 程明杭
Original assignee: Yantai Haoyang Machinery Co ltd
Current assignee: Yantai Haoyang Machinery Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-10-08
Anticipated expiration: 2031-04-29

Abstract

The utility model belongs to the technical field of the measuring instrument technique and specifically relates to a measuring tool of raceway degree of depth of polishing, include the dead lever and install measuring head seat and the measuring instrument at the dead lever both ends, the detachable second gauge head is installed at the both ends of measuring head seat, the middle part of measuring head seat is equipped with the through-hole, be equipped with the slidable bracing piece in the through-hole, the one end of bracing piece is equipped with the first gauge head of detachable, and the other end is equipped with the gauge head latch fitting, first gauge head and second gauge head are the same with the distance of measuring head seat, the cover is equipped with the elastic component on the bracing piece between first gauge head and the measuring head seat, measuring instrument is connected with the measuring stick, the measuring stick contacts with the tip of bracing piece. The measuring rod of the measuring instrument is in contact with the supporting rod, the size of the telescopic measuring head can be effectively measured, the polishing depth of the raceway is measured, the polishing depth of the soft zone of the raceway is guaranteed to meet the use requirement, the reliability of the measuring result is improved, and the rotation performance and the service life of the slewing bearing are guaranteed.

Description

Measuring tool for grinding depth of roller path

Technical Field

The utility model relates to a measuring instrument technical field, concretely relates to measuring tool of raceway degree of depth of polishing.

Background

The slewing bearing is a large bearing capable of bearing comprehensive load, and is an important transmission part necessary for machinery which needs to do relative slewing motion between two objects and simultaneously bear axial force, radial force and tilting moment. Slewing bearing bearings generally comprise an outer ring, an inner ring, rolling elements and a sealing band, the rolling elements running in raceways of the outer ring and the inner ring.

The raceway is the main structure of the slewing bearing, and the performance of the raceway directly influences the bearing capacity, the slewing performance, the service life and the like of the slewing bearing. Because the raceway of the slewing bearing needs quenching to improve the performance of the raceway, a small section of the raceway after quenching cannot be quenched, and the section is called as a soft belt. In order to increase the wear resistance of the raceway, the soft belt needs to be polished to reduce the friction at the soft belt, the polishing depth of the soft belt directly affects the rotation performance of the slewing bearing and the wear resistance of the raceway, the polishing depth affects the rotation flexibility of the slewing bearing, the polishing depth is too shallow, the abrasion of the raceway is serious, and the service life of the slewing bearing is shortened.

In order to effectively increase the wear resistance and the rotation performance of the raceway, the soft belt needs to be polished to a reasonable depth, and whether the polishing of the soft belt is reasonable or not can not be effectively judged by depending on experience and visual inspection, so that an instrument capable of measuring the polishing depth of the raceway soft belt is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to current technical problem, a measuring tool of raceway degree of depth of polishing is provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a measuring tool of raceway degree of depth of polishing, includes the dead lever and installs measuring head seat and measuring instrument at the dead lever both ends, the detachable second gauge head is installed at the both ends of measuring head seat, the middle part of measuring head seat is equipped with the through-hole, be equipped with the slidable bracing piece in the through-hole, the one end of bracing piece is equipped with the first gauge head of detachable, and the other end is equipped with the gauge head latch fitting, first gauge head and second gauge head are the same to the distance of measuring head seat, the cover is equipped with the elastic component on the bracing piece between first gauge head and the measuring head seat, measuring instrument is connected with the measuring stick, the measuring stick contacts with the tip of bracing piece.

The utility model has the advantages that: according to the method, the measuring rod of the measuring instrument is in contact with the supporting rod, the size of the extension of the measuring head can be effectively measured, and the grinding depth of the raceway is measured, so that the grinding depth of a soft zone of the raceway is ensured to meet the use requirement, and the rotation performance and the service life of the slewing bearing are ensured; the first measuring head and the second measuring head are matched to measure the circular roller path, so that the reliability of a measuring result is improved, the structure is simple, and the operation is convenient; by detachably mounting the first measuring head and the second measuring head, different measuring heads can be replaced according to polishing depths of the raceway soft belts with different sizes, the universality of the measuring tool is improved, and the use cost is saved; the first measuring head is fully contacted with the roller path by utilizing the elasticity of the elastic part, and the accuracy of a measuring result is ensured.

On the basis of the technical scheme, the utility model discloses a reach the convenience of use and the stability of equipment, can also make following improvement to foretell technical scheme:

further, the elastic member is a compression spring.

The beneficial effect of adopting the further technical scheme is that: the compression spring can make the gauge head fully contact with the slewing bearing, the accuracy of a measuring result is guaranteed, and meanwhile the structure is simple and the reliability is high.

Further, the measuring instrument is a dial indicator.

The beneficial effect of adopting the further technical scheme is that: the measurement is accurate, can be accurate to 0.01mm, and the reading is convenient.

Furthermore, the dial indicator is connected with a sleeve, the measuring rod is inserted into the sleeve, and the sleeve is installed on the fixing rod through the fixing seat.

The beneficial effect of adopting the further technical scheme is that: the requirement of dial indicator installation can be met, and meanwhile, the measurement precision of the dial indicator cannot be influenced.

Further, a front handle and a rear handle are arranged below the fixing rod, the front handle is perpendicular to the fixing rod, and the rear handle and the fixing rod are arranged at an included angle.

The beneficial effect of adopting the further technical scheme is that: the measuring head is conveniently placed in the roller path.

Further, the first measuring head and the second measuring head are hemispherical, and the diameters of the first measuring head and the second measuring head are the same.

The beneficial effect of adopting the further technical scheme is that: the hemispherical structure enables the measuring head to be in full contact with the raceway, and the dimensional change of the raceway is accurately measured.

Furthermore, the measuring head seat is arranged on the fixed rod through an angle connecting piece.

The beneficial effect of adopting the further technical scheme is that: the measuring head seat is convenient to disassemble, so that the first measuring head and the second measuring head are replaced, and the measuring requirements of different roller paths are met.

Drawings

FIG. 1 is a schematic view of a measurement tool according to the present application;

FIG. 2 is a schematic view of a measurement tool of the present application in use;

fig. 3 is a top view of fig. 2.

The reference numbers are recorded as follows: 1. a first probe; 2. a spring; 3. a gauge head locking piece; 4. a fixed seat; 5. a dial indicator; 6. fixing the rod; 7. a corner connector; 8. a front grip; 9. a rear grip; 10. a measuring head seat; 11. a slewing bearing; 12. a second probe; 13. a sleeve; 14. a measuring rod; 15. a support rod.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 3, a measuring tool for the grinding depth of a raceway comprises a fixing rod 6, and a measuring head seat 10 and a measuring instrument which are installed at two ends of the fixing rod 6, wherein a second detachable measuring head 12 is installed at two ends of the measuring head seat 10 respectively, a through hole is formed in the middle of the measuring head seat 10, a slidable supporting rod 15 is arranged in the through hole, a first detachable measuring head 1 is arranged at one end of the supporting rod 15, a measuring head locking piece 3 is arranged at the other end of the supporting rod, the distances from the first measuring head 1 and the second measuring head 12 to the measuring head seat 10 are the same, an elastic piece is sleeved on the supporting rod 15 between the first measuring head 1 and the measuring head seat 10, the measuring instrument is connected with a measuring rod 14, and the measuring rod 14 is in contact with the end portion of the supporting rod 15. The sizes of the first measuring head 1 and the second measuring head 12 are matched with the roller paths, and when the first measuring head 1 and the second measuring head 12 are placed in the roller paths of the slewing bearing 11, the supporting rod 15 transmits the size change of the depth of the roller paths to the measuring rod 14, so that the change of the measuring quantity value on the measuring instrument is realized, and the depth of the roller paths is measured.

The elastic member is a compression spring 2.

The measuring instrument is a dial indicator 5. The dial indicator 5 comprises a dial and a pointer.

Optionally, the measuring instrument may also be digital.

Optionally, the measuring instrument may also be a displacement sensor.

The dial indicator 5 is connected with a sleeve 13, the measuring rod 14 is inserted in the sleeve 13, and the sleeve 13 is installed on the fixing rod 6 through the fixing seat 4.

A front grip 8 and a rear grip 9 are arranged below the fixing rod 6, the front grip 8 is perpendicular to the fixing rod 6, and the rear grip 9 and the fixing rod 6 are arranged at an included angle. The measuring tool is convenient for hands to hold, and the accuracy of the measuring result is ensured.

The first measuring head 1 and the second measuring head 12 are hemispherical, and the diameters of the first measuring head 1 and the second measuring head 12 are the same.

Optionally, the first measuring head 1 and the second measuring head 12 may also be in other shapes, and the first measuring head 1 and the second measuring head 12 are selected according to the sizes of the raceways, so as to meet the measurement requirements of different raceways.

The measuring head seat 10 is arranged on the fixed rod 6 through an angle joint 7. The measuring head seat 10 is detachably connected with the angle connecting piece 7.

The application process is as follows: adjusting two second measuring heads 12 to proper positions according to requirements, enabling the horizontal positions of a first measuring head 1 and the second measuring head 12 to be the same, and tightly holding a front handle 8 and a rear handle 9 with two hands, firstly enabling the first measuring head 1 and the second measuring head 12 to measure numerical values when raceways are not polished, reading and recording the numerical values displayed on a dial indicator 5, then enabling the first measuring head 1 and the second measuring head 12 to measure the numerical values after raceways are polished, reading and recording the polished numerical values displayed on the dial indicator 5, wherein the difference value of the two numerical values is the polishing depth of the raceways. Through the flexible function of the middle first measuring head 1, the polishing depth of the soft zone of the measuring raceway can be accurately measured by matching the fixity of the second measuring heads 12 at two ends, and the quality and the service life of the slewing bearing 11 are improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a measuring tool of raceway degree of depth of polishing, its characterized in that includes dead lever (6) and installs measuring head seat (10) and the measuring instrument at dead lever (6) both ends, detachable second gauge head (12) are installed at the both ends of measuring head seat (10), the middle part of measuring head seat (10) is equipped with the through-hole, be equipped with slidable bracing piece (15) in the through-hole, the one end of bracing piece (15) is equipped with the first gauge head (1) of detachable, and the other end is equipped with gauge head latch fitting (3), first gauge head (1) and second gauge head (12) are the same to the distance of measuring head seat (10), the cover is equipped with the elastic component on bracing piece (15) between first gauge head (1) and measuring head seat (10), the measuring instrument is connected with measuring stick (14), measuring stick (14) contact with the tip of bracing piece (15).

2. Tool for measuring raceway sanding depth according to claim 1, characterized in that the resilient member is a compression spring (2).

3. A tool for measuring raceway burnishing depths according to claim 1, characterized in that the gauge is a dial gauge (5).

4. The tool for measuring the grinding depth of the raceway according to claim 3, characterized in that the dial indicator (5) is connected with a sleeve (13), the measuring rod (14) is inserted in the sleeve (13), and the sleeve is mounted on the fixing rod (6) through the fixing seat (4).

5. The tool for measuring the grinding depth of the roller path according to claim 1, wherein a front grip (8) and a rear grip (9) are arranged below the fixing rod (6), the front grip (8) is perpendicular to the fixing rod (6), and the rear grip (9) is arranged at an included angle with the fixing rod (6).

6. The raceway burnishing depth measuring tool of claim 1, wherein the first gauge head (1) and the second gauge head (12) are hemispherical, and the first gauge head (1) and the second gauge head (12) have the same diameter.

7. Tool for measuring raceway sanding depth according to claim 1, characterized in that the head base (10) is mounted on a fixed bar (6) by means of an angle piece (7).