CN217210682U

CN217210682U - Detachable type inner diameter gauge with replaceable measuring head

Info

Publication number: CN217210682U
Application number: CN202122118661.2U
Authority: CN
Inventors: 孙昌辉; 刘钟涛
Original assignee: Weihai Minghui Measuring Tools Co ltd
Current assignee: Weihai Minghui Measuring Tools Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-08-16
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a dismantlement formula interchangeable gauge head internal diameter scale, including measuring staff body and connecting block, the tip of connecting block is provided with the steel ball body, the one end welding that the steel ball body was kept away from to the connecting block has solid fixed ring and cooperation post, gu fixed ring glues the cushion jointly with the corresponding lateral wall of cooperation post, the cooperation groove has been seted up to the lateral wall of measuring staff body, the cooperation groove cooperatees with the size of a dimension of cooperation post, the cooperation inslot is provided with stop device, gu fixed ring is connected with positioner, stop device includes three recess, and is three the lateral wall in cooperation groove is seted up to recess circumference array, and is three it has the fixed plate all to weld in the recess, the fixed plate runs through sliding connection has the gag lever post. The utility model discloses a set up the structure of gag lever post and spacing groove for cooperation through gag lever post and spacing groove is connected connecting block and measuring staff body, and the operation is convenient, and the staff of being convenient for operates.

Description

Detachable inside diameter gauge with replaceable measuring head

Technical Field

The utility model relates to a dismantlement formula interchangeable gauge head scale technical field especially relates to a dismantlement formula interchangeable gauge head internal diameter scale.

Background

The universal measuring instrument inner diameter gauge is mainly used for measuring the dimensional tolerance of the inner hole of a part, and the replaceable measuring head is one of indispensable components of the inner diameter gauge.

But in actual diesel engine spare part course of working, the dimensional tolerance of its hole needs measurement many times repeatedly, the internal diameter scale is then one of the main measurement utensil of measuring hole dimensional tolerance, so the interchangeable gauge head of this internal diameter scale uses very frequently, the steel ball wearing and tearing of gauge head are very fast, if not in time change will influence measurement accuracy, but the interchangeable gauge head size that the internal diameter scale of company purchase disposed is complete set, and we only use one of them commonly used, and then need buy a whole set again after this gauge head wearing and tearing, cause the waste, based on this, the utility model designs a dismantlement formula interchangeable gauge head internal diameter scale.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a detachable and replaceable measuring head inner diameter scale.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dismantlement formula interchangeable gauge head internal diameter scale, includes measuring staff body and connecting block, the tip of connecting block is provided with the steel ball body, the one end welding that the steel ball body was kept away from to the connecting block has solid fixed ring and cooperation post, gu fixed ring glues the cushion with the corresponding lateral wall of cooperation post jointly, the cooperation groove has been seted up to the lateral wall of measuring staff body, the cooperation groove cooperatees with the size of a dimension of cooperation post, the cooperation inslot is provided with stop device, gu fixed ring is connected with positioner.

Preferably, stop device includes three recess, and is three the lateral wall at cooperation groove is seted up to recess circumference array, and is three all the welding has the fixed plate in the recess, the fixed plate runs through sliding connection and has the gag lever post, the cover is equipped with the spring on the gag lever post, the one end of spring offsets with the bulkhead of fixed plate, the other end with the recess is kept away from open-ended one end and is offset, three spacing groove has been seted up to the lateral wall circumference array of cooperation post.

Preferably, positioner includes the locating lever, the locating lever is fixed with the interior wall welding of solid fixed ring, gu fixed ring circumference array threaded connection has three bolt, three locating hole has been seted up to the lateral wall circumference array of measuring staff body, the sliding tray has been seted up to the lateral wall of measuring staff body.

Preferably, the size of sliding tray matches with the size of locating lever, the size of cooperation post matches with the size of cooperation groove.

Preferably, three one side that the cooperation groove was kept away from to the gag lever post all sets up to the arc structure, and is three the gag lever post cooperatees with the size of its corresponding spacing groove respectively.

Preferably, the three bolts are matched with the corresponding positioning holes in size, the inner ring wall of the fixing ring is in sliding connection with the side wall of the measuring rod body, and the matching column is located at the symmetrical center of the connecting block.

Compared with the prior art, the utility model has the advantages of:

1. through setting up spring, gag lever post and spacing groove isotructure, when will fix the ring and slide on the lateral wall of measuring staff body, make the gag lever post enter into to the spacing inslot and match with the spacing groove through the extrusion of fixed ring to the gag lever post to make the measuring staff body be connected with the connecting block, the staff of being convenient for operates.

2. Through setting up solid fixed ring, cushion and bolt isotructure, after connecting block and measuring staff body combination, the cooperation through solid fixed ring and cushion makes the leakproofness of device better to avoid the dust to get into in the middle of the gap of both connections, make the life of device increase, through setting up locating lever and sliding tray isotructure, make the connecting block of being convenient for fix a position, the staff of being convenient for operates.

Drawings

Fig. 1 is a schematic structural view of a detachable inside diameter gauge with a replaceable measuring head according to the present invention;

fig. 2 is a side sectional view of a detachable inside diameter gauge with a replaceable measuring head according to the present invention;

fig. 3 is an enlarged schematic view of a part a of the detachable inside diameter gauge with a replaceable measuring head according to the present invention.

In the figure: the measuring rod comprises a measuring rod body 1, a connecting block 2, a steel ball body 3, an elastic cushion 4, a sliding groove 5, a fixing ring 6, a groove 7, a fixing plate 8, a limiting rod 9, a spring 10, a matching column 11, a limiting groove 12, a bolt 13, a positioning hole 14, a positioning rod 15 and a matching groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, a dismantlement formula interchangeable gauge head internal diameter scale, including measuring staff body 1 and connecting block 2, the tip of connecting block 2 is provided with steel ball body 3, the one end welding that steel ball body 3 was kept away from to connecting block 2 has solid fixed ring 6 and cooperation post 11, gu fixed ring 6 glues cushion 4 with the corresponding lateral wall of cooperation post 11 jointly, cooperation groove 16 has been seted up to the lateral wall of measuring staff body 1, cooperation groove 16 cooperatees with the size of a dimension of cooperation post 11, be provided with stop device in the cooperation groove 16, gu fixed ring 6 is connected with positioner.

Stop device includes three recess 7, the lateral wall at cooperation groove 16 is seted up to 7 circumference arrays of three recess, fixed plate 8 has all been welded in 7 three recesses, fixed plate 8 runs through sliding connection has gag lever post 9, the cover is equipped with spring 10 on the gag lever post 9, the one end of spring 10 offsets with the bulkhead of fixed plate 8, the other end offsets with recess 7 keeps away from open-ended one end, three spacing groove 12 has been seted up to the lateral wall circumference array of cooperation post 11, when will gu fixed ring 6 slides on the lateral wall of measuring staff body 1, make gag lever post 9 enter into to spacing groove 12 in and match with spacing groove 12 through gu fixed ring 6 extrusion to gag lever post 9, thereby make measuring staff 1 be connected with connecting block 2, be convenient for the staff operates.

Positioner includes locating lever 15, locating lever 15 is fixed with the interior wall welding of solid fixed ring 6, solid fixed ring 6 circumference array threaded connection has three bolt 13, three locating hole 14 has been seted up to the lateral wall circumference array of measuring staff body 1, sliding tray 5 has been seted up to the lateral wall of measuring staff body 1, after connecting block 2 and measuring staff body 1 combination, the cooperation through solid fixed ring 6 and cushion 4 makes the leakproofness of device better, thereby avoid the dust to get into in the middle of the gap of both connections, make the life of device increase, through setting up locating lever 15 and sliding tray 5 isotructure, make connecting block 2 of being convenient for fix a position, the staff of being convenient for operates.

The size of a dimension of sliding tray 5 cooperatees with the size of a dimension of locating lever 15, the size of a dimension of cooperation post 11 cooperatees with the size of a dimension of cooperation groove 16, one side that cooperation groove 16 was kept away from to three gag lever post 9 all sets up to the arc structure, three gag lever post 9 cooperatees with the size of a dimension of its corresponding spacing groove 12 respectively, three bolt 13 cooperatees with the size of a dimension of its corresponding locating hole 14, the interior rampart of solid fixed

ring

6 and 1 lateral wall sliding connection of measuring staff body, cooperation post 11 is located the symmetric center of connecting block 2.

In the utility model, when the connecting block 2 needs to be installed, the positioning rod 15 is matched with the sliding groove 5, the matching column 11 is just opposite to the matching groove 16, so that the matching column 11 slides in the matching groove 16, the fixing ring 6 slides on the side wall of the measuring rod body 1, in the sliding process, when the matching column 11 moves to the position where the limiting groove 12 corresponds to the limiting rod 9, the fixing ring 6 extrudes the limiting rod 9 to enable the limiting rod 9 to enter the positioning hole 14 corresponding to the limiting rod 9, the limiting of the connecting block 2 is completed, the bolt 13 moves to the position corresponding to the positioning hole 14, the bolt 13 is matched with the positioning hole 14 corresponding to the bolt 13 by rotating the bolt 13, so that the connecting block 2 is more stable to be connected with the measuring rod body 1, the elastic cushion 4 is abutted against the side wall of the measuring rod body 1, and through the matching with the fixing ring 6, therefore, the sealing performance between the measuring rod body 1 and the connecting block 2 is good, dust is prevented from entering, and the service life of the device is prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dismantlement formula interchangeable gauge head internal diameter scale, includes measuring staff body (1) and connecting block (2), its characterized in that, the tip of connecting block (2) is provided with steel ball body (3), the one end welding that steel ball body (3) were kept away from in connecting block (2) has solid fixed ring (6) and cooperation post (11), gu fixed ring (6) and the common veneer of the corresponding lateral wall of cooperation post (11) have cushion (4), cooperation groove (16) have been seted up to the lateral wall of measuring staff body (1), cooperation groove (16) cooperate with the size of a dimension of cooperation post (11), be provided with stop device in cooperation groove (16), gu fixed ring (6) are connected with positioner.

2. The detachable inside diameter gauge with the replaceable measuring head according to claim 1, wherein the limiting device comprises three grooves (7), three circumferential arrays of the grooves (7) are formed in the side walls of the matching grooves (16), a fixing plate (8) is welded in each of the three grooves (7), a limiting rod (9) is connected to the fixing plate (8) in a penetrating and sliding manner, a spring (10) is sleeved on the limiting rod (9), one end of the spring (10) abuts against the plate wall of the fixing plate (8), the other end of the spring abuts against the end, away from the opening, of the groove (7), and three limiting grooves (12) are formed in the circumferential array of the side walls of the matching columns (11).

3. The detachable inside diameter gauge with the replaceable measuring head according to claim 2, wherein the positioning device comprises a positioning rod (15), the positioning rod (15) is welded and fixed to the inner wall of the fixing ring (6), the fixing ring (6) is in threaded connection with three bolts (13) in a circumferential array, the measuring rod body (1) is provided with three positioning holes (14) in a circumferential array on the side wall, and the measuring rod body (1) is provided with a sliding groove (5) in the side wall.

4. A removable inside diameter gauge with a replaceable measuring head according to claim 3, wherein the sliding groove (5) is sized to fit the positioning rod (15), and the fitting column (11) is sized to fit the fitting groove (16).

5. A detachable inside diameter gauge with a replaceable measuring head according to claim 4, wherein the side of each of the three limiting rods (9) away from the corresponding groove (16) is provided with an arc-shaped structure, and the three limiting rods (9) are respectively matched with the corresponding size of the limiting groove (12).

6. A detachable inside diameter gauge with a replaceable measuring head according to claim 5, wherein the three bolts (13) are matched with the corresponding positioning holes (14), the inner annular wall of the fixing ring (6) is slidably connected with the side wall of the measuring rod body (1), and the matching column (11) is located at the symmetrical center of the connecting block (2).