CN210268471U

CN210268471U - Tool for quickly calibrating inside dial indicator by using outside micrometer

Info

Publication number: CN210268471U
Application number: CN201921343803.1U
Authority: CN
Inventors: 丁贺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-04-07
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses an utilize outside micrometer to calibrate instrument of internal diameter percentage table fast, include: the dial gauge comprises a base, a micrometer fixing part and a dial indicator fixing part, wherein an inclined plane is arranged on one side of the base, a horizontal sliding rail is arranged on the other side of the base, the micrometer fixing part is positioned on one side of the inclined plane of the base, and the dial indicator fixing part is positioned on one side of the horizontal sliding rail of the base; the micrometer fixing part comprises an A support used for clamping a fixed measuring anvil of the micrometer and a B support used for supporting and placing the root of a micrometer screw rod of the micrometer; the dial indicator fixing part comprises a clamping seat vertically arranged on the horizontal sliding rail and a rod clamp vertically arranged on the clamping seat and used for fixing the rod part of the dial indicator. An utilize outside micrometer to calibrate instrument structure of internal diameter percentage table fast rigorous, the correction process has reduced human error's influence, has improved the accuracy of correction, is applicable to the micrometer of multiple range, easily promotes.

Description

Tool for quickly calibrating inside dial indicator by using outside micrometer

Technical Field

The utility model belongs to the correcting unit field especially relates to an utilize instrument of external micrometer quick calibration internal diameter percentage table.

Background

The inside diameter percentage table is a high accuracy aperture measuring tool commonly used, all needs zero setting calibration before using at every turn, and the external micrometer is its supplementary measuring tool of calibration commonly used, but because the hammering block of micrometer is smooth plane, the gauge head of percentage table is then smooth sphere, and the user often needs the long time to accomplish the calibration process because the hand is trembled during manual calibration, and the calibration precision can't be guaranteed.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an utilize outside micrometer to calibrate instrument of internal diameter percentage table fast, the mode of two kinds of measuring tools of fixing respectively makes user's both hands liberate to can be more stable accurate adjustment percentage table dial plate, reach the purpose of quick use.

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

a tool for quickly calibrating an inside dial indicator by using an outside micrometer comprises: the dial gauge comprises a base, a micrometer fixing part and a dial indicator fixing part, wherein an inclined plane is arranged on one side of the base, a horizontal sliding rail is arranged on the other side of the base, the micrometer fixing part is positioned on one side of the inclined plane of the base, and the dial indicator fixing part is positioned on one side of the horizontal sliding rail of the base; the micrometer fixing part comprises an A support used for clamping a fixed measuring anvil of the micrometer and a B support used for supporting and placing the root of a micrometer screw rod of the micrometer; the dial indicator fixing part comprises a clamping seat vertically arranged on the horizontal sliding rail and a rod clamp vertically arranged on the clamping seat and used for fixing the rod part of the dial indicator.

Preferably, the A support is fixed at one end of the base, the A support comprises a semicircular groove lower clamp plate and a positioning component, and one end, far away from the semicircular groove, of the semicircular groove lower clamp plate is sleeved at one end of the circular tube.

Preferably, B holds in the palm one end be equipped with A holds in the palm the recessed half slot of half slot with the specification, and the other end cover is located on the pipe, B holds in the palm can wind the pipe rotates.

More preferably, the B bracket can lean against the inclined surface, and when the B bracket leans against the inclined surface, the circle center of the semicircular groove of the a bracket and the B bracket is located on the center line of A, B brackets, and the center line of the A, B brackets is parallel to the horizontal sliding rail.

More preferably, the holder can slide horizontally on the horizontal slide rail, a vertical slide rail is arranged on the holder, and the rod clamp can slide vertically on the vertical slide rail.

More preferably, the rod clamp comprises two clamps including a 90 degree internal orifice clamp flap and a planar clamp flap.

More preferably, the plane of the planar pinching piece is a rubber plane.

More preferably, the vertical axis formed by connecting the 90-degree internal orifice right-angle vertexes of the 90-degree internal orifice clamping lobes of the two clamps of the rod clamp is perpendicular to and intersects with the A, B torr center line

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

1. an utilize outside micrometer to calibrate instrument structure of internal diameter percentage table fast rigorous, the correction process has reduced human error's influence, has improved the accuracy of correction.

2. An instrument that utilizes external micrometer to calibrate internal micrometer fast is applicable to the micrometer of multiple range, easily promotes.

Drawings

Fig. 1 is a schematic structural view of a tool for rapidly calibrating an inside dial indicator by using an outside micrometer.

Fig. 2 is the utility model discloses an utilize outside micrometer to calibrate elasticity steel wire structure sketch map of internal diameter percentage table fast.

Fig. 3 is a schematic diagram of a support structure for rapidly calibrating an inside dial indicator by using an outside micrometer.

Fig. 4 is a schematic structural view of the fixed anvil of a support utilizing an outside micrometer to calibrate an inside dial gauge quickly.

Fig. 5 is a top view of the clip structure for rapidly calibrating the inside dial indicator by using the outside micrometer.

Wherein, 1, a base; 2. a bevel; 3. a horizontal slide rail; 4. a, supporting; 5. a semicircular groove lower clamping plate; 6. an elastic steel wire; 7. b, supporting; 8. a circular tube; 9. a holder; 10. a rod clamp; 11. a clip; 12. clamping the valve at the 90-degree inner opening; 13. a planar clamping flap; 14. a vertical slide rail; 15. a screw; 16. a butterfly nut; 17. a fixing hole; 18. measuring the anvil; 19. a dial indicator rod part; 20. a support leg;

m, A and B support center lines; n, vertical axis.

Detailed Description

For a better understanding of the present invention, the contents of the present invention will be further clarified below with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.

Examples

In the description of the present invention, it is to be understood that the directions or positional relationships indicated by "upper", "lower", "side", "bottom", "inner", "outer", etc. are all the directions or positional relationships shown on the drawings, and the object is only to facilitate the description of the present invention and to simplify the description, and it is not to indicate or imply that the parts indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, a tool for rapidly calibrating an inside dial indicator by using an outside micrometer includes: the dial gauge comprises a base 1, a micrometer fixing part and a dial indicator fixing part, wherein an inclined plane 2 is arranged on one side of the base 1, a horizontal sliding rail 3 is arranged on the other side of the base 1, the micrometer fixing part is positioned on one side of the inclined plane 2 of the base, and the dial indicator fixing part is positioned on one side of the horizontal sliding rail 3 of the base; the micrometer fixing part comprises a support A4 for clamping the micrometer fixing anvil 18 and a support B7 for supporting and placing the root of the micrometer screw rod. In this embodiment, 8B-Torr (the number of B-Torr is simplified in FIG. 1) are selected, the thickness of the B-Torr is 2.5mm, the interval between each B-Torr is 22.5mm, the B-Torr closest to the A-Torr 4 is 25mm away from the A-Torr, and the 8B-Torr respectively correspond to micrometer calipers with eight specifications of 0-25mm, 25-50mm, 50-75mm, 75-100mm, 100 + 125mm, 125 + 150mm, 150 + 175mm and 175 + 200 mm. In this embodiment, a support leg 20 is provided below the base 1 to facilitate the movement of the tool.

As shown in fig. 2 to 4, the a bracket 4 is fixed at one end of the base 1, the a bracket 4 includes a semicircular groove lower clamping plate 5 and a positioning component, in this embodiment, the positioning component is an elastic steel wire 6, and other fixing methods on the market can also be selected. The semicircular groove lower splint 5 is provided with a fixing hole 17 for fixing the elastic steel wire 6. One end of the semicircular groove lower clamping plate 5, which is far away from the semicircular groove, is sleeved at one end of the circular tube 8. One end of the B support 7 is provided with a concave semicircular groove with the same specification as the semicircular groove of the A support 4, the other end of the B support is sleeved on the circular tube 8, and the B support 7 can rotate around the circular tube 8. The center of the semicircular groove of the A support 4 and the B support 7 is positioned on the center line m of the A, B support when the B support 7 leans against the inclined plane 2, and the center line m of the A, B support is parallel to the horizontal sliding rail 3.

The dial indicator fixing part comprises a clamping seat 9 vertically arranged on the horizontal sliding rail 3 and a rod clamp 10 vertically arranged on the clamping seat 9 and used for fixing the rod part of the dial indicator. The holder 9 can horizontally slide on the horizontal sliding rail 3, and the horizontal sliding rail 3 can select a thread rack. The holder 9 is provided with a vertical slide rail 14, and the rod clamp 10 can vertically slide on the vertical slide rail 14. The rod clamp 10 comprises two clamps 11, the overall height of the rod clamp 10 is 70mm, each clamp 11 comprises a 90-degree inner opening clamping flap 12 and a plane clamping flap 13, and the plane of each plane clamping flap 13 is a rubber plane. The vertical axis n formed by joining the 90-degree internal orifice right-angle vertices of the two clamp halves 12 of the two clamps 11 of the rod clamp 10 is perpendicular to and intersects the A, B torr centerline m. As shown in fig. 5, the 90-degree inner jaw 12 and the planar jaw 13 may be fixed by screws 15 and wing nuts 16, or may be fixed by other fixing methods on the market.

An instrument that utilizes external micrometer to calibrate internal diameter percentage table fast use step as follows:

1. and selecting the outside micrometer with the corresponding measuring range, adjusting the micrometer to the required length and locking.

2. And (3) erecting the B support corresponding to the measuring range of the outside micrometer to lean against the inclined plane, putting down the other B supports, clamping a fixed measuring anvil of the micrometer on the A support 4, and supporting the root of a micrometer screw of the micrometer on the B support.

3. And selecting and installing an inside dial indicator with a corresponding range, clamping a rod part 19 of the dial indicator on the rod clamp 10, enabling the movable measuring head to face a fixed measuring anvil 18 of the micrometer, and enabling the adjustable measuring head to face the direction of a micrometer screw of the micrometer and be fixed.

4. Adjusting the holder 9 to make the position of the pressed movable measuring head parallel to the fixed measuring anvil 18 of the micrometer, adjusting the rod clamp 10 downwards to make the central lines of the two measuring heads of the dial indicator coincide with the central lines of the fixed measuring anvil and the measuring screw of the micrometer, adjusting the holder 9 to make the adjustable measuring head of the dial indicator abut against the measuring anvil of the measuring screw of the micrometer, and loosening the movable measuring head of the dial indicator to make the movable measuring head abut against the fixed measuring anvil 18 of the micrometer.

5. And (5) loosening the hand, and adjusting the dial plate of the dial indicator to return to zero.

6. And (5) retracting the micrometer and the tool, and measuring by using a dial indicator.

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. The utility model provides an utilize outside micrometer to calibrate instrument of internal diameter percentage table fast which characterized in that includes: the dial gauge comprises a base, a micrometer fixing part and a dial indicator fixing part, wherein an inclined plane is arranged on one side of the base, a horizontal sliding rail is arranged on the other side of the base, the micrometer fixing part is positioned on one side of the inclined plane of the base, and the dial indicator fixing part is positioned on one side of the horizontal sliding rail of the base; the micrometer fixing part comprises an A support used for clamping a fixed measuring anvil of the micrometer and a B support used for supporting and placing the root of a micrometer screw rod of the micrometer; the dial indicator fixing part comprises a clamping seat vertically arranged on the horizontal sliding rail and a rod clamp vertically arranged on the clamping seat and used for fixing the rod part of the dial indicator.

2. The tool for quickly calibrating the inside diameter dial indicator by using the outside micrometer according to claim 1, wherein the A support is fixed at one end of the base and comprises a semicircular groove lower clamping plate and a positioning component, and one end, far away from the semicircular groove, of the semicircular groove lower clamping plate is sleeved at one end of the circular tube.

3. The tool for quickly calibrating the inside diameter dial indicator by using the outside micrometer according to claim 2, wherein one end of the B support is provided with a concave semicircular groove with the same specification as the semicircular groove of the A support, the other end of the B support is sleeved on the circular tube, and the B support can rotate around the circular tube.

4. The tool for rapidly calibrating the inside diameter percentage indicator by using the outside micrometer is characterized in that the B support can lean against the inclined surface, when the B support leans against the inclined surface, the circle centers of the semicircular grooves of the A support and the B support are positioned on the central line of A, B supports, and the central line of the A, B supports is parallel to the horizontal sliding rail.

5. The tool for quickly calibrating an inside diameter dial indicator by using an outside micrometer according to claim 4, wherein the holder can horizontally slide on the horizontal slide rail, the holder is provided with a vertical slide rail, and the rod clamp can vertically slide on the vertical slide rail.

6. The tool for rapidly calibrating an inside diameter dial indicator by using an outside micrometer according to claim 5, wherein the rod clamp comprises two clamps, and the clamps comprise a 90-degree internal opening clamping flap and a plane clamping flap.

7. The tool for rapidly calibrating the inside diameter dial indicator by using the outside micrometer according to claim 6, wherein the plane of the plane clamping flap is a rubber plane.

8. The tool for quickly calibrating the inside diameter percentage gauge by using the outside micrometer is characterized in that a vertical axis formed by connecting 90-degree inside opening right-angle vertexes of 90-degree inside opening clamping petals of two clamps of the rod clamp is perpendicular to and intersected with a central line of the A, B torr.