CN217083600U

CN217083600U - Aperture measuring instrument for toothed parts

Info

Publication number: CN217083600U
Application number: CN202123360668.1U
Authority: CN
Inventors: 欧阳志龙; 双明冬; 代惠
Original assignee: Suzhou Xuantai Precision Machinery Co ltd
Current assignee: Suzhou Xuantai Precision Machinery Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-29
Anticipated expiration: 2031-12-27

Abstract

The utility model belongs to the aperture measurement field, concretely relates to aperture measuring apparatu for cusp spare part, comprises an operation bench, the marginal fixedly connected with guide post in upper end of operation panel, the sliding sleeve has been cup jointed in the outside slip of guide post, the outside fixedly connected with linking arm of sliding sleeve, the one end fixedly connected with inside micrometer of sliding sleeve is kept away from to the linking arm, the solid fixed ring of outside fixedly connected with of guide post, first spring and backing ring have been cup jointed to the outside of guide post. The utility model discloses a knob drives the elliptical wheel and rotates, and the outer lane of elliptical wheel can promote two interior clamping pieces towards the direction of dorsad, and then makes interior clamping piece can carry out the center location to the gear body for gear body and internal diameter micrometer are in on the same axis, guarantee the degree of accuracy of internal diameter measurement, and through control elliptical wheel pivoted angle, can realize the location to the gear body in different apertures, increase the suitability.

Description

Aperture measuring instrument for toothed parts

Technical Field

The utility model relates to an aperture measurement field specifically is an aperture measuring apparatu for cusp spare part.

Background

After the toothed part is produced and processed, various parts of the toothed part need to be measured to ensure the quality of a product, and the measurement of the hole diameter is one step. However, when the aperture of the existing tooth-shaped part is measured, the tooth-shaped part cannot be well positioned, so that the measurement accuracy is affected, and the measurement efficiency is not high. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aperture measuring apparatu for cusp spare part has solved current cusp spare part and has carried out the aperture when measuring, and cusp spare part can not be fine fixes a position, can influence measuring accuracy like this to the problem that measuring efficiency is not high.

In order to achieve the above object, the utility model provides a following technical scheme: an aperture measuring instrument for dentate parts comprises an operating platform, wherein the edge of the upper end of the operating platform is fixedly connected with a guide post, the outer part of the guide post is sleeved with a sliding sleeve in a sliding way, the outer part of the sliding sleeve is fixedly connected with a connecting arm, one end of the connecting arm far away from the sliding sleeve is fixedly connected with an inner diameter micrometer, the outer part of the guide post is fixedly connected with a fixing ring, the outer part of the guide post is sleeved with a first spring and a backing ring, the backing ring is contacted with the sliding sleeve, a gear body is placed on the operating platform, the operating platform is in sliding connection with two symmetrically distributed inner clamping pieces, the two inner clamping pieces are both contacted with the inner surface of the gear body, the top of the inner side of the operating platform is fixedly connected with two symmetrically distributed fixing blocks, each fixing block is in sliding connection with a sliding rod, one end of each sliding rod is fixedly connected with an inner clamping piece, and the other end of each sliding rod is fixedly connected with a limiting head, the outside of slide bar has cup jointed the second spring, the operation panel internal rotation is connected with the pivot, the one end fixedly connected with elliptical wheel of pivot, elliptical wheel and interior clamping piece contact, the other end fixedly connected with knob of pivot, the surface contact of knob and operation panel.

Preferably, the rotating shaft is fixedly connected with a limiting ring, and the limiting ring is in contact with the inner surface of the operating platform.

Preferably, one end of the second spring is fixedly connected with a fixed block, and the other end of the second spring is fixedly connected with an inner clamping piece.

Preferably, the operating platform is provided with two guide grooves which are symmetrically distributed, and each guide groove is connected with an inner clamping piece in a sliding manner.

Preferably, one end of the first spring is fixedly connected with a fixing ring, and the other end of the first spring is fixedly connected with a backing ring.

Preferably, the top of guide post fixedly connected with stopper, the stopper is stainless steel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a knob drives the elliptical wheel and rotates, and the outer lane of elliptical wheel can promote two interior clamping pieces towards the direction of dorsad, and then makes interior clamping piece can carry out the center location to the gear body for gear body and internal diameter micrometer are in on the same axis, guarantee the degree of accuracy of internal diameter measurement, and through control elliptical wheel pivoted angle, can realize the location to the gear body in different apertures, increase the suitability.

2. The utility model discloses a promote the linking arm downwards can make inside micrometer move downwards and enter into and carry out the measurement in aperture in the gear body hole, measure and accomplish the back, loosen the linking arm, first spring can upwards return the top with inside micrometer and reset automatically, then measure next gear body, the measurement of improvement has efficiency.

Drawings

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

fig. 2 is a front cross-sectional view of fig. 1 of the present invention;

fig. 3 is a top view of the elliptical wheel of fig. 2 according to the present invention.

In the figure: 1. an operation table; 2. a guide post; 3. a sliding sleeve; 4. a connecting arm; 5. an inside micrometer; 6. a fixing ring; 7. a first spring; 8. a backing ring; 9. a limiting block; 10. a gear body; 11. an inner clamp; 12. a guide groove; 13. a fixed block; 14. a slide bar; 15. a limiting head; 16. a second spring; 17. a rotating shaft; 18. an elliptical wheel; 19. a knob; 20. a limit ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a pore diameter measuring instrument for a dentate part comprises an operation table 1, wherein the upper end edge of the operation table 1 is fixedly connected with a guide post 2, the outer part of the guide post 2 is slidably sleeved with a sliding sleeve 3, the outer part of the sliding sleeve 3 is fixedly connected with a connecting arm 4, one end of the connecting arm 4 far away from the sliding sleeve 3 is fixedly connected with an inside micrometer 5, the outer part of the guide post 2 is fixedly connected with a fixing ring 6, the outer part of the guide post 2 is sleeved with a first spring 7 and a backing ring 8, the backing ring 8 is contacted with the sliding sleeve 3, a gear body 10 is placed on the operation table 1, two symmetrically distributed inner clamping pieces 11 are slidably connected in the operation table 1, both the two inner clamping pieces 11 are contacted with the inner surface of the gear body 10, the top of the inner side of the operation table 1 is fixedly connected with two symmetrically distributed fixed blocks 13, each fixed block 13 is slidably connected with a slide bar 14, one end of the slide bar 14 is fixedly connected with the inner clamping piece 11, the other end of the sliding rod 14 is fixedly connected with a limiting head 15, a second spring 16 is sleeved outside the sliding rod 14, a rotating shaft 17 is connected in the operating platform 1 in a rotating mode, one end of the rotating shaft 17 is fixedly connected with an elliptical wheel 18, the elliptical wheel 18 is in contact with the inner clamping piece 11, the other end of the rotating shaft 17 is fixedly connected with a knob 19, and the knob 19 is in contact with the outer surface of the operating platform 1.

Referring to fig. 2, a limiting ring 20 is fixedly connected to the rotating shaft 17, and the limiting ring 20 contacts with the inner surface of the operating platform 1. The limiting ring 20 has a limiting function on the rotating shaft 17.

Referring to fig. 2, one end of the second spring 16 is fixedly connected to the fixing block 13, and the other end of the second spring 16 is fixedly connected to the inner clip 11. By the design of the second spring 16, a spring force can be exerted on the inner clip member 11.

Referring to fig. 2, the operating platform 1 is provided with two symmetrically distributed guide slots 12, and each guide slot 12 is slidably connected with an inner clamping member 11. The movement of the inner clip member 11 is facilitated by the design of the guide slot 12.

Referring to fig. 1 and 2, one end of the first spring 7 is fixedly connected to the fixing ring 6, and the other end of the first spring 7 is fixedly connected to the backing ring 8. The inside micrometer 5 can be automatically jacked back upwards and reset through the design of the first spring 7.

Referring to fig. 1 and 2, a limiting block 9 is fixedly connected to the top of the guide post 2, and the limiting block 9 is made of stainless steel. Through the design of stopper 9, have limiting displacement to sliding sleeve 3.

The utility model discloses the concrete implementation process as follows: when the gear body 10 to be measured is placed on the operating table 1, the inner hole of the gear body 10 is sleeved outside the two inner clamping pieces 11, then the knob 19 is rotated to drive the rotating shaft 17 to rotate, the rotating shaft 17 drives the elliptical wheel 18 to rotate, at the moment, the outer ring of the elliptical wheel 18 can push the two inner clamping pieces 11 towards the back direction, the inner clamping pieces 11 clamp the inner hole of the gear body 10, the gear body 10 is further centrally positioned, the gear body 10 and the inner micrometer 5 are positioned on the same axis, the accuracy of inner diameter measurement is ensured, the gear bodies 10 with different apertures can be positioned by controlling the rotating angle of the elliptical wheel 18, the applicability is increased, then the connecting arm 4 is pushed downwards to enable the inner micrometer 5 to move downwards and enter the inner hole of the gear body 10 to measure the aperture, and linking arm 4 removes the in-process downwards and can drive sliding sleeve 3 and slide in the outside of guide post 2, and sliding sleeve 3 gliding simultaneously can drive backing ring 8 and compress first spring 7 downwards, after measuring the completion, loosens linking arm 4, and first spring 7 can upwards return the top automatically with inside micrometer 5 and reset, then measures next gear body 10, has improved measuring efficiency.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An aperture measuring instrument for a toothed part, comprising an operating table (1), characterized in that: the upper end edge of the operating platform (1) is fixedly connected with a guide post (2), the outer part of the guide post (2) is sleeved with a sliding sleeve (3) in a sliding manner, the outer part of the sliding sleeve (3) is fixedly connected with a connecting arm (4), one end, far away from the sliding sleeve (3), of the connecting arm (4) is fixedly connected with an inner micrometer (5), the outer part of the guide post (2) is fixedly connected with a fixing ring (6), the outer part of the guide post (2) is sleeved with a first spring (7) and a backing ring (8), the backing ring (8) is in contact with the sliding sleeve (3), a gear body (10) is placed on the operating platform (1), two inner clamping pieces (11) which are symmetrically distributed are connected in the operating platform (1), the two inner clamping pieces (11) are both in contact with the inner surface of the gear body (10), and two fixing blocks (13) which are symmetrically distributed are fixedly connected to the top of the operating platform (1), every sliding connection has slide bar (14) in fixed block (13), folder (11) in the one end fixedly connected with of slide bar (14), the other end fixed connection of slide bar (14) has spacing head (15), second spring (16) have been cup jointed to the outside of slide bar (14), the internal rotation of operation panel (1) is connected with pivot (17), the one end fixedly connected with elliptical wheel (18) of pivot (17), elliptical wheel (18) and interior folder (11) contact, the other end fixedly connected with knob (19) of pivot (17), knob (19) and the outer surface contact of operation panel (1).

2. The aperture gauge for the toothed component according to claim 1, wherein: the rotating shaft (17) is fixedly connected with a limiting ring (20), and the limiting ring (20) is in contact with the inner surface of the operating platform (1).

3. The aperture gauge for the toothed component according to claim 1, wherein: one end of the second spring (16) is fixedly connected with a fixed block (13), and the other end of the second spring (16) is fixedly connected with an inner clamping piece (11).

4. The aperture gauge for the toothed component according to claim 1, wherein: two guide grooves (12) which are symmetrically distributed are formed in the operating platform (1), and an inner clamping piece (11) is connected in the guide grooves (12) in a sliding mode.

5. The aperture gauge for the toothed component according to claim 1, wherein: the one end fixedly connected with solid fixed ring (6) of first spring (7), the other end fixedly connected with backing ring (8) of first spring (7).

6. The aperture gauge for the toothed component according to claim 1, wherein: the top fixedly connected with stopper (9) of guide post (2), stopper (9) are stainless steel material.