CN219551400U

CN219551400U - Inner and outer groove depth measuring device

Info

Publication number: CN219551400U
Application number: CN202320700351.8U
Authority: CN
Inventors: 薛应峰; 陈彪; 廖高央; 刘颖枝; 黄智峰; 刘波
Original assignee: Anhui Yuancheng Bearing Co ltd
Current assignee: Anhui Yuancheng Bearing Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-18
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses an internal and external groove depth measuring device, which belongs to the field of groove depth measuring instruments and comprises a bottom plate and a mounting head, wherein threaded adjusting supporting legs are screwed at four corners of the bottom plate, a workbench is arranged on the upper surface of the bottom plate, a stand column is vertically arranged on the rear side of the upper surface of the bottom plate, an adjusting cylinder is slidably arranged on the surface of the stand column, a cross beam is arranged on the front side surface of the adjusting cylinder, a locking bolt A is screwed on one side surface of the adjusting cylinder, the locking bolt A penetrates through a main body on one side of the adjusting cylinder, the mounting head is arranged at one end of the cross beam, which is far away from the adjusting cylinder, sliding strips are symmetrically arranged at one end of the cross beam, one end of each sliding strip, which is far away from the mounting head, is slid on the inner side of the cross beam, a rack is embedded on the inner side surface of each sliding strip, and when the dial indicator surface is adjusted, fine adjustment can be performed through rotating an adjusting wheel on the top, so that accurate adjustment is realized, and the dial indicator and a bearing is prevented from being violently collided in the adjusting process.

Description

Inner and outer groove depth measuring device

Technical Field

The utility model relates to the field of groove depth measuring instruments, in particular to an inner and outer groove depth measuring device.

Background

The bearing is one of important parts in industrial production, the quality of the bearing determines the height of the mechanical transmission loss, therefore, the bearing is required to be accurately measured when being produced or installed, the groove depth inside and outside the bearing is also extremely important, the groove depth of the bearing is mainly measured through a vertically arranged dial indicator, the height and the horizontal position of the dial indicator surface are controlled by a vertical and horizontal sliding rod in the prior art under the absolute horizontal state before the bearing is measured, the adjustment is carried out through the stirring of an operator, and then the locking is carried out through a bolt, but the precision of the control adjustment is difficult to realize when the manual stirring, and the needle head of the dial indicator and the surface of the bearing are easily collided violently in the adjustment process, so that the dial indicator is damaged.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide an internal and external groove depth measuring device which can realize the accurate control of a dial indicator.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme. The utility model provides an inside and outside groove depth measuring device, includes bottom plate and installation head, the equal screw thread adjustment landing leg that closes soon in bottom plate bottom four corners, the bottom plate upper surface is provided with the workstation, bottom plate upper surface rear side is provided with the stand perpendicularly, stand surface sliding mounting has an adjustment section of thick bamboo, adjustment section of thick bamboo front side surface is provided with the crossbeam, adjustment section of thick bamboo one side surface closes soon has locking bolt A, locking bolt A runs through adjustment section of thick bamboo one side main part, the installation head is arranged in the crossbeam and is deviate from the one end of adjustment section of thick bamboo, crossbeam one end symmetry is provided with the draw-bar, two the one end that the draw-bar deviates from the installation head slides in the crossbeam inboard, one of them draw-bar inboard surface is inlayed and is had the rack, the draw-in hole has been seted up on the installation head surface, the one end symmetry that the installation head deviates from the draw-in bar is provided with the extension board, the amesdial is installed to the downthehole side, two the locking bolt B has been closed soon between the extension board.

Further, the mounting block is screwed on the upper surface of the cross beam, the mounting block is flush with the upper surface of the cross beam, the rotating shaft is slidably mounted in the mounting block, the limiting tooth slot is formed in the lower surface of the mounting block, and the rotating shaft penetrates through the limiting tooth slot.

Further, a gear is arranged on the lower surface of the inner part of the cross beam through a bearing, the gear is arranged between the two sliding strips, and the gear is meshed with the rack.

Further, the top of the rotating shaft is provided with an adjusting wheel, the adjusting wheel is arranged right above the mounting block, the bottom of the adjusting wheel is slidably arranged on the inner side of the gear, and the rotating shaft is in key connection with the gear.

Further, the surface of the rotating shaft is sleeved with a spring, the top of the spring is contacted with the lower surface of the adjusting wheel, and the bottom of the spring is contacted with the upper surface of the mounting block.

Further, a limiting block is arranged on the surface of the rotating shaft and meshed with the inside of the limiting tooth groove.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that: the utility model provides an inner and outer groove depth measuring device, which can finely adjust a dial indicator by rotating an adjusting wheel at the top when adjusting the dial indicator surface, so as to realize accurate adjustment, prevent the dial indicator from violently colliding with a bearing in the adjustment process, thereby protecting the dial indicator, and simultaneously ensure the locking after adjustment, ensure the stability during measurement and provide measurement precision.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a slider and mounting head assembly according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a cross beam and slide bar of the present utility model;

fig. 4 is a schematic view of the longitudinal cross-sectional structure of the cross beam and the slide bar of the present utility model.

The reference numerals in the figures illustrate:

1. a bottom plate; 2. a thread adjusting supporting leg; 3. a work table; 4. a column; 5. an adjustment cylinder; 6. a locking bolt A; 7. a cross beam; 8. a slide bar; 9. a rack; 10. a mounting head; 11. a clamping hole; 12. an extension plate; 13. a locking bolt B; 14. a dial gauge; 15. a mounting block; 16. limiting tooth grooves; 17. a rotating shaft; 18. a gear; 19. an adjusting wheel; 20. a spring; 21. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

referring to fig. 1, an internal and external groove depth measuring device comprises a bottom plate 1 and a mounting head 10, wherein four corners of the bottom plate 1 are respectively screwed with a thread adjusting support leg 2, so that the thread adjusting support legs 2 at the four corners are used for adjusting the surface horizontality of the bottom plate 1, then, the bearing is kept horizontal in the measuring process, a workbench 3 is arranged on the upper surface of the bottom plate 1, the bearing is supported by the workbench 3, the upper surface of the workbench 3 is smooth so as to ensure the position for moving the bearing, a stand column 4 is vertically arranged on the rear side of the upper surface of the bottom plate 1, an adjusting cylinder 5 is slidably arranged on the surface of the stand column 4, the height of a dial indicator 14 is adjusted by sliding between the adjusting cylinder 5 and the stand column 4, the dial indicator 14 can rotate around the stand column 4 in a rotating direction, a cross beam 7 is arranged on the front side surface of the adjusting cylinder 5, the inner side of the cross beam 7 is hollow, a locking bolt A6 is screwed on one side surface of the adjusting cylinder 5, the position of the adjusting cylinder 5 is ensured by the locking bolt A6, the locking bolt A6 penetrates through one side main body of the adjusting cylinder 5, and the mounting head 10 is arranged at one end of the cross beam 7, which is far from the adjusting cylinder 5.

Referring to fig. 2, one end of a cross beam 7 is symmetrically provided with slide bars 8, two slide bars 8 are fixedly arranged with a mounting head 10, one end of each slide bar 8 deviating from the mounting head 10 slides on the inner side of the cross beam 7, the stability of the mounting head 10 is ensured by supporting the two slide bars 8, a rack 9 is inlaid on the inner side surface of one slide bar 8, the tooth surface of the rack 9 is inward, a clamping hole 11 is formed in the surface of the mounting head 10, an extension plate 12 is symmetrically arranged on one end of each mounting head 10 deviating from the slide bar 8, the extension plate 12 can deform to a certain extent, a dial indicator 14 is arranged on the inner side of the clamping hole 11, a locking bolt B13 is screwed between the two extension plates 12, the relative distance between the two extension plates 12 can be controlled by the locking bolt B13, and the clamping hole 11 is driven to shrink when the distance between the two extension plates 12 approaches, so as to clamp the dial indicator surface 14.

Referring to fig. 3 and 4, an installation block 15 is screwed on the upper surface of the cross beam 7, the installation block 15 is flush with the upper surface of the cross beam 7 so as to facilitate installation and debugging of an internal mechanism, a rotating shaft 17 is slidably installed on the inner side of the installation block 15, a limiting tooth groove 16 is formed in the lower surface of the installation block 15, the rotating shaft 17 penetrates through the limiting tooth groove 16, the rotating shaft 17 can relatively slide relative to the limiting tooth groove 16, a gear 18 is installed on the lower surface of the inner side of the cross beam 7 through a bearing, the gear 18 is arranged between two sliding strips 8, the gear 18 is meshed with the rack 9, and the sliding strips 8 and the installation head 10 are driven to move through the mutual meshing of the gear 18 and the rack 9.

The top of the rotating shaft 17 is provided with an adjusting wheel 19, the adjusting wheel 19 is arranged right above the mounting block 15, the internal mechanism is conveniently controlled by the adjusting wheel 19 at the top, the bottom of the adjusting wheel 19 is slidably arranged on the inner side of the gear 18, the rotating shaft 17 is connected with the gear 18 through a key, the relative control of the rotating shaft 17 and the gear 18 is ensured, the rotating shaft 17 can move up and down along the gear 18, but cannot rotate relatively, the rotating shaft 17 and the gear 18 are always in a matched state in the adjusting process, the surface of the rotating shaft 17 is sleeved with a spring 20, the top of the spring 20 is contacted with the lower surface of the adjusting wheel 19, the bottom of the spring 20 is contacted with the upper surface of the mounting block 15, and the spring 20 can ensure stable self-locking after the adjusting contact.

The surface of the rotating shaft 17 is provided with a limiting block 21, the limiting block 21 is meshed with the inside of the limiting tooth slot 16, and whether the rotating shaft 17 can rotate or not is controlled through the cooperation of the limiting block 21 and the limiting tooth slot.

When in use: the screw thread adjusting support legs 2 at four corners of the bottom plate 1 are used for adjusting to ensure the stability of the upper surface of the bottom plate 1, the workbench 3 is in an absolute horizontal state, then the height of the adjusting cylinder 5 is adjusted according to different measured objects, the integral height of the dial indicator 14 is driven, then the stand column 4 penetrates through the clamping hole 11 and the extension plates 12 at two sides are driven by the rotating belt of the locking bolt B13 to be close to each other, the dial indicator 14 is clamped and fixed through relative approach, under the condition of no external force, the adjusting wheel 19 is arranged at the uppermost of the stroke due to the existence of the spring 20, the rotating shaft 17 is driven to be arranged at the uppermost of the stroke, the gear 18 is guaranteed to be unable to rotate, then the workpiece to be measured is arranged on the upper surface of the workbench 3 through the mutual meshing of the limiting block 21 and the limiting tooth socket 16, the position of the dial indicator 18 is guaranteed to be able to be adjusted, then the position of the probe at the bottom of the dial indicator 14 is adjusted through the adjusting beam 7, the position of the dial indicator 14 can be slightly pressed down when the adjusting wheel 19 is needed, the rotating shaft 17 is driven to move down, the spring 20 is subjected to extrusion storage force, and the dial indicator 14 is separated from the position of the limiting block 21 to move down, the position of the limiting tooth socket 16 is separated from the position of the limiting tooth socket 16, the rotating wheel is meshed with the gear 18 through the gear 18, the position of the gear 18 is meshed with the gear 18, and the position of the rotating head 18 is capable of being adjusted relative to the position of the dial indicator 18, and the position of the position is capable of being adjusted relative to the position of the rotating meter 18, and the position of the rotating meter 18 is always being adjusted, and the position is capable of being adjusted relative to be adjusted, and the position 18 and the position is capable of being adjusted.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides an inside and outside groove depth measuring device, includes bottom plate (1) and installation head (10), bottom plate (1) bottom four corners all closes screw thread adjustment landing leg (2), bottom plate (1) upper surface is provided with workstation (3), its characterized in that: the utility model discloses a locking device for the automobile chassis, including bottom plate (1), stand (4) surface sliding mounting has adjustment section of thick bamboo (5), adjustment section of thick bamboo (5) front side surface is provided with crossbeam (7), adjustment section of thick bamboo (5) one side surface spin closes locking bolt A (6), locking bolt A (6) run through adjustment section of thick bamboo (5) one side main part, crossbeam (7) one end that deviates from adjustment section of thick bamboo (5) is arranged in to installation head (10), crossbeam (7) one end symmetry is provided with draw runner (8), two draw runner (8) one end that deviates from installation head (10) slides in crossbeam (7) inboard, one of them draw runner (8) inboard surface is inlayed and is had rack (9), clamping hole (11) have been seted up on installation head (10) surface, installation head (10) one end symmetry that deviates from draw runner (8) is provided with extension board (12), micrometer gauge (14) are installed to clamping hole (11) inboard, two it has locking bolt B (13) to spin between extension board (12).

2. An inner and outer groove depth measuring device according to claim 1, wherein: the mounting block (15) is screwed on the upper surface of the cross beam (7), the mounting block (15) is flush with the upper surface of the cross beam (7), a rotating shaft (17) is slidably mounted in the mounting block (15), a limiting tooth groove (16) is formed in the lower surface of the mounting block (15), and the rotating shaft (17) penetrates through the limiting tooth groove (16).

3. An inner and outer groove depth measuring device according to claim 2, wherein: the lower surface in the cross beam (7) is provided with a gear (18) through a bearing, the gear (18) is arranged between the two sliding strips (8), and the gear (18) is meshed with the rack (9).

4. A device for measuring depth of an inner and outer groove according to claim 3, wherein: the top of the rotating shaft (17) is provided with an adjusting wheel (19), the adjusting wheel (19) is arranged right above the mounting block (15), the bottom of the adjusting wheel (19) is slidably mounted on the inner side of the gear (18), and the rotating shaft (17) is in key connection with the gear (18).

5. The inner and outer groove depth measuring device according to claim 4, wherein: the surface of the rotating shaft (17) is sleeved with a spring (20), the top of the spring (20) is contacted with the lower surface of the adjusting wheel (19), and the bottom of the spring (20) is contacted with the upper surface of the mounting block (15).

6. The inner and outer groove depth measuring device according to claim 5, wherein: the surface of the rotating shaft (17) is provided with a limiting block (21), and the limiting block (21) is meshed with the inside of the limiting tooth groove (16).