CN216869418U

CN216869418U - Outer spherical surface measuring instrument

Info

Publication number: CN216869418U
Application number: CN202220491130.XU
Authority: CN
Inventors: 曲洪军; 潘丽丽; 孙玉东; 刘长远
Original assignee: Dalian Hazhou Huanghai Bearing Co ltd
Current assignee: Dalian Hazhou Huanghai Bearing Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-01
Anticipated expiration: 2032-03-09

Abstract

The utility model discloses an external spherical surface measuring instrument, which belongs to the technical field of bearing measurement and comprises a chassis, wherein a bearing is arranged at the middle position of the upper end of the chassis, a tooth moving groove is arranged on the outer side of the bearing, a bracket is arranged on one side of the upper end of the chassis, a cross rod is arranged on one side of the bracket close to the bearing, a dial indicator is arranged at the other end of the cross rod, and a pointer is arranged at the lower end of the dial indicator. The measurement quality of the bearing is improved.

Description

Outer spherical surface measuring instrument

Technical Field

The utility model belongs to the technical field of bearing measurement, and particularly relates to an outer spherical surface measuring instrument.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements. Rolling bearings have been standardized and serialized, but have a larger radial size, vibration and noise, and a higher price than sliding bearings. The rolling bearing generally comprises an outer ring, an inner ring, a rolling body and a retainer. Rolling bearings are classified into ball bearings and roller bearings according to the shape of the rolling elements.

The Chinese patent publication No. CN205102745U discloses a bearing outer ring measuring device, the steadiness of a support column and a support turntable in the original device is poor, when a tooth moving groove on a bearing outer ring rotates on the support turntable, because the support column and a chassis do not have a fixing function, the support column easily slides in a mounting groove, and cannot play a good limiting role on a bearing, the position of the bearing is easy to be cheap, the measuring quality is reduced, meanwhile, the original device is not firm enough for supporting and fixing a dial indicator, and the dial indicator and a bracket are easy to be broken or bent after the device is used for a long time, the use quality of the dial indicator is influenced, and the service life of the device is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model provides the outer spherical surface measuring instrument which has the characteristics that the supporting column and the supporting turntable are stable, and the limiting and fixing effects on the bearing are good.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an outer sphere measuring apparatu, includes the chassis, the upper end intermediate position on chassis is provided with the bearing, the outside of bearing is provided with the tooth movable groove, upper end one side on chassis is provided with the support, one side that the support is close to the bearing is provided with the horizontal pole, the other end of horizontal pole is provided with the amesdial, the lower extreme of amesdial is provided with the pointer, T type groove one and T type groove two have been seted up respectively to the chassis upper end, T type groove two and the inside both sides in T type groove one all are provided with T type seat, the upper end of T type seat is provided with the support column, the position that the support column surface corresponds with the tooth movable groove is provided with the support carousel, the both ends upside of T type seat is provided with the diaphragm, it is provided with the slide bar to run through on the diaphragm, the lower extreme of slide bar is provided with the fixture block, the draw-in groove that corresponds with the fixture block is seted up to the chassis upper end.

Preferably, the upper end of the sliding rod is provided with a pull ring, and a spring is nested on the surface of the sliding rod between the transverse plate and the clamping block.

Preferably, the pull ring and the slide bar are of a welding integrated structure, the slide bar is of a stainless steel structure, and the clamping blocks are staggered with the bearing after entering the clamping grooves.

Preferably, one side, close to the dial indicator, of the surface of the cross rod is provided with a first fixing sleeve, the middle position of the surface of the support is provided with a second fixing sleeve, and a support rod is arranged between the second fixing sleeve and the first fixing sleeve.

Preferably, the first fixed sleeve and the cross rod and the second fixed sleeve and the support are connected through bolts, and the first fixed sleeve and the support rod and the second fixed sleeve and the support rod are connected through spot welding.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the T-shaped seat is arranged, the bearing is placed on the chassis, the movable T-shaped seat slides in the first T-shaped groove and the second T-shaped groove respectively, meanwhile, the T-shaped seat drives the support column at the upper end and the support turntable to move, after the proper position is reached, the spring elastically stretches to drive the fixture block at the lower end of the slide rod to enter the clamping groove at the upper end of the chassis, the support column at the upper end of the T-shaped seat and the support turntable are fixed, during measurement, the tooth moving groove at the outer side of the bearing rotates more stably on the support turntable, and the measurement quality of the bearing is improved.

2. According to the utility model, the second fixing sleeve is arranged on the surface of the bracket, the first fixing sleeve is arranged on the surface of the cross rod, and the first fixing sleeve and the second fixing sleeve are connected through the supporting rod, so that the supporting firmness of the bracket on the dial indicator can be improved by the supporting rod, the dial indicator and the bracket are not easy to break and bend after the device is used for a long time, and the service life of the device is prolonged.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a rear perspective view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

FIG. 4 is a perspective view of the chassis of the present invention;

in the figure: 1. a chassis; 2. a tooth moving groove; 3. a bearing; 4. a support; 5. a cross bar; 6. a dial indicator; 7. a pointer; 8. a T-shaped groove II; 9. a support pillar; 10. a T-shaped seat; 11. a first T-shaped groove; 12. a transverse plate; 13. a support turntable; 14. fixing a sleeve I; 15. a support bar; 16. fixing a second sleeve; 17. a spring; 18. a slide bar; 19. a clamping block; 20. a pull ring; 21. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an outer sphere measuring apparatu, which comprises a base plate 1, the upper end intermediate position on chassis 1 is provided with bearing 3, the outside of bearing 3 is provided with tooth movable groove 2, upper end one side on chassis 1 is provided with support 4, one side that support 4 is close to bearing 3 is provided with horizontal pole 5, the other end of horizontal pole 5 is provided with amesdial 6, the lower extreme of amesdial 6 is provided with gauge needle 7, T type groove one 11 and T type groove two 8 have been seted up respectively to chassis 1 upper end, T type groove two 8 and the inside both sides in T type groove one 11 all are provided with T type seat 10, the upper end of T type seat 10 is provided with support column 9, the position that support column 9 surface and tooth movable groove 2 correspond is provided with support turntable 13, the both ends upside of T type seat 10 is provided with diaphragm 12, it is provided with slide bar 18 to run through on diaphragm 12, the lower extreme of slide bar 18 is provided with fixture block 19, draw-in groove 21 that corresponds with fixture block 19 is seted up to chassis 1 upper end.

Specifically, a pull ring 20 is arranged at the upper end of the slide rod 18, and a spring 17 is nested on the surface of the slide rod 18 between the transverse plate 12 and the clamping block 19.

Through adopting above-mentioned technical scheme, set up spring 17 and make fixture block 19 more firm in draw-in groove 21, improve the spacing effect to T type seat 10, set up pull ring 20 simultaneously and conveniently stimulate slide bar 18 through pull ring 20 at slide bar 18 upper end.

Specifically, the sliding rod 18 is slidably connected with the transverse plate 12 and the T-shaped seat 10 is slidably connected with the chassis 1, and the clamping block 19 is of a cylindrical structure.

By adopting the technical scheme, the sliding rod 18 and the T-shaped seat 10 can respectively slide in the transverse plate 12 and the base plate 1, and the clamping block 19 is arranged to be cylindrical, so that the clamping block 19 can conveniently enter the clamping groove 21.

Specifically, the pull ring 20 and the slide rod 18 are of a welded integrated structure, the slide rod 18 is of a stainless steel structure, and the T-shaped seat 10 and the bearing 3 are staggered after the fixture blocks 19 enter the clamping grooves 21.

By adopting the technical scheme, the welding integrated structure is firmer, the sliding rod 18 is arranged to be of a stainless steel structure and is firmer and more durable, and the T-shaped seat 10 cannot influence the normal rotation of the bearing 3.

When the device is used, the bearing 3 is placed on the chassis 1 by arranging the T-shaped seat 10, the T-shaped seat 10 is moved to slide in the first T-shaped groove 11 and the second T-shaped groove 8 respectively, meanwhile, the T-shaped seat 10 drives the supporting column 9 at the upper end and the supporting turntable 13 to move, after reaching a proper position, the spring 17 elastically extends to drive the clamping block 19 at the lower end of the sliding rod 18 to enter the clamping groove 21 at the upper end of the chassis 1, so that the supporting column 9 and the supporting turntable 13 at the upper end of the T-shaped seat 10 are fixed, when measurement is carried out, the tooth rotating groove 2 at the outer side of the bearing 3 rotates more stably on the supporting turntable 13, and the measurement quality of the bearing 3 is improved;

example 2

The present embodiment is different from embodiment 1 in that: one side of the surface of the cross rod 5, which is close to the dial indicator 6, is provided with a first fixing sleeve 14, the middle position of the surface of the bracket 4 is provided with a second fixing sleeve 16, and a support rod 15 is arranged between the second fixing sleeve 16 and the first fixing sleeve 14.

Through adopting above-mentioned technical scheme, bracing piece 15 can improve support 4 to amesdial 6's support fastness, makes the device use for a long time between amesdial 6 and the support 4 difficult fracture and crooked take place, improves device life.

Specifically, the first fixing sleeve 14 is connected with the cross bar 5, the second fixing sleeve 16 is connected with the support 4 through bolts, and the first fixing sleeve 14 is connected with the support rod 15, and the second fixing sleeve 16 is connected with the support rod 15 through spot welding.

By adopting the technical scheme, the bolt connection is convenient to mount and dismount, and the spot welding connection can improve the firmness between the first fixing sleeve 14 and the supporting rod 15 and between the second fixing sleeve 16 and the supporting rod 15.

During the use of this embodiment, through set up two fixed cover 16 on support 4 surface to set up fixed cover one 14 on horizontal pole 5 surface, will fix simultaneously and connect through bracing piece 15 between cover one 14 and the fixed cover two 16, bracing piece 15 can improve support 4 to the support fastness of amesdial 6, makes difficult fracture and the bending of taking place between the long-time use amesdial 6 of device and the support 4, improves device life.

The structure and the working principle of the chassis 1, the tooth moving groove 2, the bearing 3, the bracket 4, the dial indicator 6, the gauge needle 7, the supporting column 9 and the supporting turntable 13 are disclosed in a bearing outer ring measuring device disclosed in Chinese patent publication No. CN 205102745U.

The working principle and the using process of the utility model are as follows: when the device is used, the device is arranged at a proper position, the tooth moving groove 2 at the outer ring of the bearing 3 is clamped between four supporting turntables 13, the pointer 7 at the lower end of the dial indicator 6 is abutted against the upper end of the bearing 3, the bearing 3 is rotated, the dial indicator 6 measures the distance error between the tooth moving groove 2 and the upper end of the bearing 3, the bearing 3 is placed on the chassis 1 by arranging the T-shaped seat 10, the T-shaped seat 10 is moved to respectively slide in the T-shaped groove I11 and the T-shaped groove II 8, simultaneously the T-shaped seat 10 drives the supporting column 9 at the upper end and the supporting turntable 13 to move, after reaching the proper position, the spring 17 elastically stretches to drive the clamping block 19 at the lower end of the sliding rod 18 to enter the clamping groove 21 at the upper end of the chassis 1, so as to play a fixing role on the supporting column 9 and the supporting turntable 13 at the upper end of the T-shaped seat 10, when the measurement work is carried out, the tooth moving groove 2 at the outer side of the bearing 3 rotates more stably on the supporting turntables 13, the improvement is to bearing 3's measurement quality, through set up two 16 of fixed cover on 4 surfaces of support to set up one 14 of fixed cover on 5 surfaces of horizontal pole, will fix simultaneously and connect through bracing piece 15 between two 16 of fixed cover 14 and fixed cover, bracing piece 15 can improve support 4 to the support fastness of amesdial 6, make the device use for a long time between amesdial 6 and the support 4 difficult fracture and crooked, improve device life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An external sphere measuring instrument, comprising a chassis (1), characterized in that: a bearing (3) is arranged in the middle of the upper end of the chassis (1), a tooth moving groove (2) is formed in the outer side of the bearing (3), a support (4) is arranged on one side of the upper end of the chassis (1), a cross rod (5) is arranged on one side, close to the bearing (3), of the support (4), a dial indicator (6) is arranged at the other end of the cross rod (5), a gauge needle (7) is arranged at the lower end of the dial indicator (6), a T-shaped groove I (11) and a T-shaped groove II (8) are respectively formed in the upper end of the chassis (1), T-shaped seats (10) are respectively arranged on two inner sides of the T-shaped groove II (8) and the T-shaped groove I (11), a support column (9) is arranged at the upper end of each T-shaped seat (10), a support rotating table (13) is arranged at the position, corresponding to the tooth moving groove (2), and transverse plates (12) are arranged on the upper sides of two ends of each T-shaped seat (10), a sliding rod (18) penetrates through the transverse plate (12), a clamping block (19) is arranged at the lower end of the sliding rod (18), and a clamping groove (21) corresponding to the clamping block (19) is formed in the upper end of the chassis (1).

2. An external sphere measuring instrument according to claim 1, wherein: a pull ring (20) is arranged at the upper end of the sliding rod (18), and a spring (17) is nested on the surface of the sliding rod (18) between the transverse plate (12) and the clamping block (19).

3. An external sphere measuring instrument according to claim 1, wherein: the sliding rod (18) is in sliding connection with the transverse plate (12) and the T-shaped seat (10) is in sliding connection with the chassis (1), and the clamping block (19) is of a cylindrical structure.

4. An external sphere measuring instrument according to claim 2, wherein: the pull ring (20) and the slide rod (18) are of a welded integrated structure, the slide rod (18) is of a stainless steel structure, and the clamping blocks (19) enter the clamping grooves (21) and then the T-shaped seats (10) and the bearings (3) are staggered mutually.

5. An external sphere measuring instrument according to claim 1, wherein: one side, close to the dial indicator (6), of the surface of the cross rod (5) is provided with a first fixing sleeve (14), the middle position of the surface of the support (4) is provided with a second fixing sleeve (16), and a support rod (15) is arranged between the second fixing sleeve (16) and the first fixing sleeve (14).

6. An external sphere measuring instrument according to claim 5, wherein: the fixing sleeve I (14) is connected with the cross rod (5) and the fixing sleeve II (16) is connected with the support (4) through bolts, and the fixing sleeve I (14) is connected with the support rod (15) and the fixing sleeve II (16) is connected with the support rod (15) through spot welding.