CN220270268U - Automatic micrometer adjusting mechanism - Google Patents

Abstract

The utility model is suitable for the technical field of micrometer adjusting devices, and provides an automatic micrometer adjusting mechanism which comprises a base, wherein a micrometer is arranged on the base, the micrometer comprises a felt seat and a fixed sleeve, one end of the felt seat is fixedly connected with a felt measuring screw rod, a micrometer screw rod is arranged in the fixed sleeve, the side wall of the outer end of the fixed sleeve is connected with a differential cylinder, a fastening device is arranged on the outer wall of the fixed sleeve, a digital display is arranged at the lower end of the fixed sleeve, one end of the differential cylinder is connected with a rotating device and is in rotating connection with the rotating device, one end of the rotating device is connected with a rotating rod, and the rotating rod is an output rod of a motor.

Description

Automatic micrometer adjusting mechanism

Technical Field

The utility model relates to the technical field of micrometer adjusting devices, in particular to an automatic micrometer adjusting mechanism.

Background

The micrometer is also called a screw micrometer, and is a measuring instrument which is more accurate than a vernier caliper. The micrometer consists of fixed frame, anvil, micrometer screw, fixed sleeve, micro cylinder, force measuring device, locking device, etc. In the use, utilize measuring anvil and measuring staff of micrometer to go to clamp and get the object that awaits measuring, under the circumstances that guarantees both ends face and object contact, through reading the scale numerical value on differential section of thick bamboo and the fixed sleeve, confirm the length numerical value of the object that awaits measuring. The accuracy of the micrometer directly influences the length value of the object to be measured.

At present, the micrometer in the prior art needs to manually operate the rotating micro-cylinder and the ratchet wheel to measure when in use, the rotation of the ratchet wheel can cause damage to an object to be measured if the rotation is excessive, the manual operation precision is not very high, errors are easy to generate,

disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an automatically-adjustable micrometer.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the automatic micrometer adjusting mechanism comprises a base, wherein a micrometer is arranged on the base, the micrometer comprises a felt seat and a fixed sleeve, one end of the felt seat is fixedly connected with a felt measuring screw rod, a micrometer screw rod is arranged in the fixed sleeve, the side wall of the outer end of the fixed sleeve is connected with a micro-cylinder, a fastening device is arranged on the outer wall of the fixed sleeve, a digital display instrument is arranged at the lower end of the fixed sleeve, one end of the micro-cylinder is connected with a rotating device and is in rotating connection with the rotating device, one end of the rotating device is connected with a rotating rod, and the rotating rod is an output rod of a motor;

the utility model is further provided with: the felt measuring device is characterized in that the felt measuring device is fixedly connected with a felt seat, the micrometer screw is arranged in a fixed sleeve, a micro cylinder is sleeved outside the fixed sleeve, the fastening device is arranged on the outer side of the fixed sleeve, and the digital display instrument is arranged on the body of the micrometer;

the utility model is further provided with: the rotating device comprises a rotating base, a moving disc and a bracket, wherein the moving disc is rotationally connected with the micro-cylinder, the moving disc and the rotating base are both arranged on the bracket and are rotationally connected with the bracket, and the rotating base is fixedly connected with a rotating rod of a motor;

the utility model is further provided with: pressure sensors are arranged in the felt measuring and micro-measuring screw rods;

the utility model is further provided with: the outer sleeve of the fixed sleeve is provided with a differential cylinder, the outer sleeve of the fixed sleeve is provided with a threaded chute, and the differential cylinder is in rotary connection with the threaded chute;

the utility model is further provided with: one side of the micrometer screw is fixedly connected with a bearing, and the bearing is arranged in the fixed sleeve and is rotationally connected with the micro-cylinder.

The present utility model has the advantage that,

1. according to the utility model, the motor is started to drive the rotating device to rotate, so that the micro-cylinder is driven to rotate, and the problem of low manual operation accuracy can be avoided;

2. the pressure sensor on the micrometer screw can be stopped in time during measurement, and the phenomenon that the micrometer screw damages an article due to excessive rotation of the micro cylinder is avoided.

Drawings

FIG. 1 is a schematic plan view of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

in the figure: 1. a micrometer; 11. a felt seat; 12. testing felt; 13 micrometer screw; 14. a fastening device; 15. a fixed sleeve; 16. a digital display instrument; 17. a micro-cylinder; 18. a bearing; 2. a base; 3. a rotating device; 31. a moving tray; 32. a bracket; 33. a rotating lever; 34. a rotating base; 4. a motor.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions:

the automatic regulating mechanism of the micrometer comprises a micrometer 1, a base 2, a rotating device 3, a screw rod 33 and a motor 4, wherein the micrometer 1 comprises a felt seat 11, a felt 12, a micrometer screw rod 13, a fastening device 14, a fixed sleeve 15, a digital display 16 and a micro cylinder 17, the felt 12 is fixedly arranged on the felt seat 11, the micrometer screw rod 13 is arranged in the fixed sleeve 15, the side wall of the outer end of the fixed sleeve 15 is a thread groove, the micro cylinder 17 is rotationally connected with the fixed sleeve 15 through the thread groove, a pressure sensor is arranged in the micrometer screw rod 13 and the felt 12, the micrometer screw rod 13 is fixedly connected with a bearing 18 in the fixed sleeve 15, the bearing 18 is rotationally connected with the micro cylinder 17, the fastening device 14 is positioned on the side surface of the fixed sleeve 15, the digital display 16 is positioned at the lower end of the fixed sleeve 15, the end of the micro cylinder 17 is connected with the rotating device 3, the rotating device 3 comprises a moving disc 31, a support 32 and a rotating base 34, the moving disc 31 is rotationally connected with the micro cylinder 17, the other side of the support 32 can move forwards and backwards, the support 2 is rotationally connected with the rotating base 34, and the rotating base 34 is rotationally connected with the motor 34, and the rotating base 34 is rotationally connected with the fixed base 33.

The utility model provides an automatic regulating mechanism of a micrometer, which has the following working principle:

in this embodiment, the automatic adjustment mechanism of the micrometer 1 is powered on, when in use, an object to be measured is close to the felt 12, the felt 12 receives pressure, the pressure sensor sends out an electric signal to the motor 4, the motor 4 is started, the rotating rod 33 starts rotating, the rotating base 34 and the moving disc 31 start rotating, thereby driving the micro cylinder 17 to start rotating, the micro cylinder 17 moves forward along the thread groove when rotating due to the connection of the fixed sleeve 15 and the micro cylinder 17, meanwhile, the micro screw 13 in the fixed sleeve 15 is connected with the bearing 18, and the bearing 18 is fixed on the inner wall of the micro cylinder 17, so that the micro screw 13 does not rotate but moves forward along with the movement of the micro cylinder 17.

The utility model achieves the purpose of measurement by an electric driving mode, does not need to manually rotate the micro-cylinder, avoids the phenomenon of low precision of manual operation, and simultaneously effectively avoids the damage of the measured object caused by excessive rotation of the micro-cylinder and the ratchet wheel by the pressure sensors in the felt and the micro-screw.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. An automatic micrometer adjusting mechanism which is characterized in that: including base (2), install micrometer (1) on base (2), micrometer (1) include felt seat (11) and fixed sleeve (15), the one end fixedly connected with of felt seat (11) surveys felt (12), be equipped with micrometer screw (13) in fixed sleeve (15), fixed sleeve (15) outer end lateral wall links to each other with differential section of thick bamboo (17), fixed sleeve (15) outer wall is equipped with fastener (14), fixed sleeve (15) lower extreme is provided with digital display instrument (16), differential section of thick bamboo (17) one end is connected with rotary device (3), and it with rotary device (3) swivelling joint, rotary device (3) one end is connected with dwang (33), dwang (33) are the output pole of motor (4).

2. An automatic micrometer adjustment mechanism according to claim 1, wherein: the rotating device (3) comprises a rotating base (34), a moving disc (31) and a support (32), wherein the moving disc (31) is rotationally connected with the micro-cylinder (17), the moving disc (31) and the rotating base (34) are both installed on the support (32) and fixedly connected with the support (32), and the rotating base (34) is fixedly connected with a rotating rod (33) of the motor (4).

3. An automatic micrometer adjustment mechanism according to claim 2, wherein: pressure sensors are arranged in the felt (12) and the micrometer screw (13).

4. An automatic micrometer adjustment mechanism according to claim 2, wherein: the micro-cylinder (17) is sleeved outside the fixed sleeve (15), the thread groove is formed outside the fixed sleeve (15), and the micro-cylinder (17) is rotationally connected with the fixed sleeve (15).

5. An automatic micrometer adjustment mechanism according to claim 1, wherein: one side of the micrometer screw (13) is fixedly connected with a bearing (18), and the bearing (18) is arranged in the fixed sleeve (15) and is rotationally connected with the micro-cylinder (17).