CN220649315U

CN220649315U - External diameter measuring device with positioning function

Info

Publication number: CN220649315U
Application number: CN202322434488.6U
Authority: CN
Inventors: 吴泽就
Original assignee: Guangzhou Xinhao Precision Technology Co ltd
Current assignee: Guangzhou Xinhao Precision Technology Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-03-22
Anticipated expiration: 2033-09-07

Abstract

The utility model provides an outer diameter measuring device with a positioning function, which comprises a base, a support column, a reference ruler and a positioning module, wherein the support column is arranged on the base; the positioning module is detachably arranged on the measuring head of the reference ruler and supports the part to be measured clamped between the two measuring heads. The utility model has simple structure and strong practicability, can play a role in supporting and positioning the part to be measured, and avoids the problem that the contact area between the part and the measuring head is small when the size of the part is smaller than the outer diameter of the measuring head of the reference ruler, so that the part cannot be automatically leveled during measurement to influence the measurement result; according to the utility model, the positioning module is detachably arranged on the measuring head through the connecting block, so that the measuring head is convenient to use and assemble and disassemble, and the part is limited through the limiting block, so that the problem of measuring accuracy caused by the problem of deviation of the part is avoided.

Description

External diameter measuring device with positioning function

Technical Field

The utility model relates to the technical field of outer diameter measurement, in particular to an outer diameter measurement device with a positioning function.

Background

After the part is machined, the outer diameter of the part needs to be measured to ensure that the size of the part meets the requirement, and the prior art mainly adopts tools such as vernier calipers, electronic micrometer, pit clamps, reference bars and the like for measurement.

However, the existing measuring tool cannot be suitable for positioning, clamping and measuring parts with different sizes, namely when the size of the part is larger than the outer diameter of a measuring head of a reference ruler, the contact area between the part and the reference ruler is large, so that the clamping of the part can be realized.

However, if the size of the part is smaller than the outer diameter of the gauge head, the contact area between the part and the gauge head is small, so that the part cannot be leveled independently during measurement, the phenomenon of "jamming" is easy to occur, and measurement inaccuracy is caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an outer diameter measuring device with a positioning function.

The technical scheme of the utility model is as follows: the outer diameter measuring device with the positioning function comprises a base, a support column, a reference ruler and a positioning module, wherein the support column is arranged on the base; the positioning module is detachably arranged on the measuring head of the reference ruler and supports the part to be measured clamped between the two measuring heads.

Preferably, the positioning module comprises a connecting block and a supporting positioning block, wherein the connecting block is sleeved on the reference ruler and fixed through a locking screw, and one side of the connecting block is detachably connected with the supporting positioning block.

Preferably, the positioning module further comprises a limiting block detachably arranged on the supporting positioning block to limit the parts.

Preferably, the limiting block is also provided with a limiting adjusting groove which is in a circular arc-shaped strip structure;

preferably, the limiting block is matched and connected with the connecting hole on the supporting and positioning block through a limiting and adjusting groove on the limiting block matched and adjusting bolt.

Preferably, the connecting block is sleeved on one of the measuring heads of the reference ruler and is locked by a locking screw.

Preferably, the supporting positioning block is positioned at the lower end of the crack between the two lateral heads of the reference ruler.

Preferably, the upper end of the fixing plate is detachably connected with a screw hole arranged at the upper end of the support column through a locking screw.

Preferably, the fixing plate is of an L-shaped structure, and the fixing plate is further provided with a strip-shaped groove, and the strip-shaped groove is matched and connected with a plurality of fixing holes formed in the supporting column.

Preferably, the supporting and positioning block is of a step structure.

The beneficial effects of the utility model are as follows:

1. the utility model has simple structure and strong practicability, can play a role in supporting and positioning the part to be measured, and avoids the problem that the contact area between the part and the measuring head is small when the size of the part is smaller than the outer diameter of the measuring head of the reference ruler, so that the part cannot be automatically leveled during measurement to influence the measurement result;

2. according to the utility model, the positioning module is detachably arranged on the measuring head through the connecting block, so that the measuring head is convenient to use and assemble and disassemble, and the part is limited through the limiting block, so that the problem of measuring accuracy caused by the problem of deviation of the part is avoided.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic diagram III of the structure of the present utility model;

FIG. 4 is a schematic diagram of a fourth embodiment of the present utility model;

in the drawing the view of the figure,

1-a base; 2-supporting columns; 3-reference ruler; 4-a positioning module; 5-a fixing plate; 6-parts;

41-connecting blocks; 42-supporting the positioning block; 43-limiting block; 44-a limit adjusting groove; 51-a bar-shaped groove;

21-fixing holes;

Detailed Description

The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:

as shown in fig. 1-4, the embodiment provides an outer diameter measuring device with a positioning function, which comprises a base 1, a support column 2, a reference ruler 3 and a positioning module 4, wherein the support column 2 is arranged on the base 1, and the reference ruler 3 is sleeved on the support column 2 and connected through a fixing plate 5; the positioning module 4 is detachably arranged on the measuring head of the reference ruler 3 and supports the part 6 to be measured clamped between the two side heads.

As shown in fig. 1-4, the positioning module 4 preferably includes a connection block 41 and a supporting and positioning block 42, wherein the connection block 41 is sleeved on the reference ruler 3 and fixed by a locking screw, and one side of the connection block 41 is detachably connected with the supporting and positioning block 42.

As shown in fig. 1-4, the positioning module 4 further includes a limiting block 43 detachably disposed on the supporting positioning block 42 to limit the component 6.

As shown in fig. 1-4, the limiting block 43 is further provided with a limiting adjustment groove 44, and the limiting adjustment groove 44 has a circular arc-shaped strip structure;

as shown in fig. 1-4, the limiting block 43 is matched and connected with the connecting hole on the supporting and positioning block 42 by matching and adjusting bolts with the limiting and adjusting groove 44 on the limiting and positioning block.

As shown in fig. 1-4, the connecting block 41 is preferably sleeved on one of the measuring heads of the reference ruler 3 and locked by a locking screw.

As shown in fig. 1-4, the supporting and positioning block 42 is preferably located at the lower end of the gap between the two lateral heads of the reference ruler 3.

As shown in fig. 1-4, the upper end of the fixing plate 5 is detachably connected with a screw hole arranged at the upper end of the support column 2 through a locking screw.

As shown in fig. 1-4, the fixing plate 5 is preferably an L-shaped structure, and the fixing plate 5 is further provided with a bar-shaped groove 51, and the bar-shaped groove 51 is cooperatively connected with a plurality of fixing holes 21 provided on the support column 2.

As shown in fig. 1-4, the supporting and positioning block 42 is preferably a step-like structure.

In this embodiment, when measuring the outer diameter of the part, the part needs to be placed on the supporting and positioning block 42, and then the adjusting knob of the reference ruler 3 is adjusted, so that the two measuring heads clamp the part 6 to be measured, and in this embodiment 2, the positioning module 4 is used for supporting and positioning the part 6 and limiting, so that the position of the part 6 is ensured not to affect the measurement, and the accuracy of the measurement result is ensured.

The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. An external diameter measuring device with locate function, its characterized in that: the positioning device comprises a base (1), a support column (2), a reference ruler (3) and a positioning module (4), wherein the support column (2) is arranged on the base (1), and the reference ruler (3) is sleeved on the support column (2) and connected through a fixing plate (5); the positioning module (4) is detachably arranged on the measuring head of the reference ruler (3) and supports the part (6) to be measured, which is clamped between the two side heads.

2. An outer diameter measuring device with positioning function according to claim 1, wherein: the positioning module (4) comprises a connecting block (41) and a supporting positioning block (42), wherein the connecting block (41) is sleeved on the reference ruler (3) and is fixed through a locking screw, and one side of the connecting block (41) is detachably connected with the supporting positioning block (42).

3. An outer diameter measuring device with positioning function according to claim 2, characterized in that: the positioning module (4) further comprises a limiting block (43) which is detachably arranged on the supporting positioning block (42) to limit the parts (6).

4. An outer diameter measuring device with positioning function according to claim 3, wherein: a limiting adjusting groove (44) is further formed in the limiting block (43), and the limiting adjusting groove (44) is of a circular arc-shaped strip structure;

the limiting block (43) is matched and connected with the connecting hole on the supporting positioning block (42) through a limiting and adjusting groove (44) on the limiting block.

5. An outer diameter measuring device with positioning function according to claim 2, characterized in that: the connecting block (41) is sleeved on one of the measuring heads of the reference ruler (3) and is locked by a locking screw.

6. An outer diameter measuring device with positioning function according to claim 2, characterized in that: the supporting and positioning block (42) is positioned at the lower end of a crack between two lateral heads of the reference ruler (3).

7. An outer diameter measuring device with positioning function according to claim 1, wherein: the upper end of the fixing plate (5) is detachably connected with a screw hole arranged at the upper end of the support column (2) through a locking screw.

8. The outer diameter measuring device with positioning function according to claim 7, wherein: the fixing plate (5) is of an L-shaped structure, the fixing plate (5) is further provided with a strip-shaped groove (51), and the strip-shaped groove (51) is matched and connected with a plurality of fixing holes (21) formed in the supporting column (2).

9. An outer diameter measuring device with positioning function according to claim 2, characterized in that: the supporting and positioning block (42) is of a step-shaped structure.