CN116086381A - An electronic aperture measuring device - Google Patents

Abstract

The invention discloses an electronic aperture measurement device, which comprises a main body of an aperture measuring instrument and a test terminal. One end of the main body of the aperture measuring instrument is fixedly connected with a test terminal, and the test terminal is protected by a protective assembly provided. The protective component is connected with an auxiliary component, and the auxiliary component cleans and protects the test end; the protective component includes a connecting threaded ring, a limit stop ring, an internal thread groove, and a protective cap; through the set protective component and the auxiliary The cooperative use of components, on the one hand, protects the test end at the end of the main body of the aperture measuring instrument from being damaged by collisions and scratches; on the other hand, it can also clean the impurities and dust on the test end to ensure the quality of its measurement work , which has a positive impact on improving its measurement accuracy and meets the actual work needs.

Description

An electronic aperture measuring device

technical field

The invention relates to the technical field of aperture measuring devices, in particular to an electronic aperture measuring device.

Background technique

The Chinese patent with the existing notification number CN113203383A discloses a new type of electronic aperture measuring instrument, which is inconvenient for the use of the electronic plug gauge aperture measuring instrument in the prior art. Rely on the probes of the two displacement sensors on the stylus to touch the inner wall of the hole to measure the hole diameter. If the roundness of the hole fluctuates greatly, the hole diameter data measured at different angles may vary greatly, making the hole diameter of the electronic plug gauge The data obtained by the measuring instrument to measure the aperture of the circular hole may have large errors, and the technical problems that lead to large errors in the subsequent calculation of other values using the measured aperture are improved and optimized; by inserting the guide body into the aperture, the displacement sensor can The probe on the upper part measures the aperture, and the driving motor rotates forward to drive the meshing gear to mesh with the driven case, and then the driven case rotates, and the driven case drives the handle to rotate, which can make the two probes on the guide body rotate, and then A plurality of data can be obtained, and by calculating the average value as the aperture of the circular hole, it is possible to avoid the situation that the measurement result may have large errors due to large fluctuations in the roundness of the circular hole.

The electronic aperture measuring instrument under the above scheme and the prior art is generally stored separately before or after use, or placed in a storage box. There is no separate protective measure for the test head at the end of the instrument, and not only the external dust Impurities will accumulate on the test tip, and it is also susceptible to scratching and wear, which has an impact on the measurement of its aperture, and needs to be improved and optimized.

Therefore, the present invention proposes an electronic aperture measuring device to solve the above problems.

Contents of the invention

The object of the present invention is to provide an electronic aperture measuring device to solve the problems raised in the background art above.

In order to achieve the above object, the present invention provides the following technical solution: an electronic aperture measuring device, comprising a main body of an aperture measuring instrument and a test terminal, one end of the main body of the aperture measuring instrument is fixedly connected with a test terminal, and the test terminal passes through The protection component is provided for protection, the protection component is connected with an auxiliary component, and the auxiliary component cleans and protects the test end;

The protective component includes a connecting threaded ring, a limit stop ring, an internal thread groove, and a protective cap;

The auxiliary component includes a placement slot, an extension body, a mounting slot, a mounting thread slot, a movable carrier block, a cleaning soft bristle, an auxiliary spring, a mounting clip, a positioning screw, a connecting screw, a movable shaft, an internally threaded sleeve, Adhesive cleaning pad.

Preferably, the connecting threaded ring is fixedly arranged on the main body of the aperture measuring instrument, and is arranged at a side position of the test end, a limit stop ring is fixedly arranged on the connecting threaded ring, and the internal thread groove is suitable for the connecting threaded ring It is equipped with threaded connection, and the internal thread groove is arranged on the inner wall of the mouth of the protective cap.

Preferably, the placement through slots are equidistantly arranged on the side of the protective cap, and the notch of the placement through slots is fixedly provided with an extension body, and the outer side of the extension body is provided with an installation card slot, and the installation card slot There are mounting thread grooves symmetrically arranged, and the movable carrier block is matched and movable arranged in the placement through groove, and one side of the movable carrier block is fixedly provided with cleaning soft bristles, and the other side of the movable carrier block is equidistantly fixedly provided with auxiliary Spring, one end of the auxiliary spring is fixedly arranged on one side of the installation clamp, the installation clamp is symmetrically provided with circular holes, and the installation clamp is fixed by positioning screws, and the connecting screws are equidistantly arranged on the protective cap The inner side, and one end of the connecting screw is fixedly provided with a movable shaft, and the movable shaft is movably inserted in the protective cap, and the connecting screw is threaded to be provided with an internally threaded sleeve, and the outer wall of the internally threaded sleeve is fixed The connection is provided with an adhesive cleaning pad.

Preferably, the movable bearing blocks correspond to the setting positions of the placing through slots, and the number of setting groups is the same.

Preferably, the installation clamping plate corresponds to the setting position of the installation card slot, and the number of sets is the same, and the two are matched and snapped together; and the round hole on the installation clamping plate corresponds to the setting position of the installation thread groove, and the number of sets same.

Preferably, the length of the adhesive cleaning pad is equal to that of the inner threaded sleeve and the connecting screw.

Preferably, the connecting screw rods correspond to the installation positions of the cleaning soft bristles, and the number of installation groups is the same. There are four groups in total, and the two are arranged alternately.

Preferably, the cleaning soft bristles remove dust and impurities on the outer wall of the test end, and the provided adhesive cleaning pad fits in close contact with the outer wall of the test end.

Compared with prior art, the beneficial effect of the present invention is:

The electronic aperture measuring device designed in the present invention, through the cooperation between the provided protective component and the auxiliary component, on the one hand protects the test end at the end of the main body of the aperture measuring instrument from being damaged by collision and scratching, on the other hand, for the test The impurities and dust on the end can also be cleaned to ensure the quality of its measurement work, which has a positive impact on improving its measurement accuracy and meets the actual work needs.

Description of drawings

Fig. 1 is the bottom view of the structural connection of the electronic aperture measuring device of the present invention;

Fig. 2 is a partially enlarged schematic diagram of the structural connection in Fig. 1 of the present invention;

Fig. 3 is a top view of the structural connection of the electronic aperture measurement device of the present invention;

Fig. 4 is a partially enlarged schematic diagram of the structural connection in Fig. 3 of the present invention;

Fig. 5 is an exploded top view of the structure of the protection assembly and the auxiliary assembly of the present invention;

Fig. 6 is a partially enlarged schematic diagram of the structural connection in Fig. 5 of the present invention;

Fig. 7 is an exploded bottom view of the structure of the protection assembly and the auxiliary assembly of the present invention;

Fig. 8 is a partially enlarged schematic diagram of the structural connection in Fig. 7 of the present invention.

In the figure: the main body of the aperture measuring instrument 1, the test end 2, the protective component 3, the connecting threaded ring 301, the limit stop ring 302, the internal thread groove 303, the protective cap 304, the auxiliary component 4, the placement through groove 401, and the extension 402 , installation card slot 403, installation thread groove 404, movable block 405, cleaning soft hair 406, auxiliary spring 407, installation clamp 408, positioning screw 409, connecting screw 410, movable shaft 411, internal thread sleeve 412, adhesion Cleaning pad 413.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1 to Fig. 8, the present invention provides a technical solution: an electronic aperture measuring device, comprising an aperture measuring instrument main body 1 and a test terminal 2, and one end of the aperture measuring instrument main body 1 is fixedly connected with a test terminal 2 , and the test terminal 2 is protected by the provided protective component 3, the protective component 3 is connected with an auxiliary component 4, and the auxiliary component 4 cleans and protects the test terminal 2;

The protective component 3 includes a connecting threaded ring 301, a limit stop ring 302, an internal threaded groove 303, and a protective cap 304; the connecting threaded ring 301 is fixedly arranged on the main body 1 of the aperture measuring instrument, and is arranged on the side of the test terminal 2 , The limit stop ring 302 is fixedly arranged on the connecting threaded ring 301 , the inner threaded groove 303 is matched with the connecting threaded ring 301 and threaded, and the inner threaded groove 303 is arranged on the inner wall of the mouth of the protective cap 304 .

The auxiliary component 4 includes a placement slot 401, an extension body 402, an installation card slot 403, an installation thread slot 404, a movable carrier block 405, a cleaning soft bristle 406, an auxiliary spring 407, an installation clamp 408, a positioning screw 409, and a connecting screw 410 , a movable rotating shaft 411, an internal threaded sleeve 412, and an adhesive cleaning pad 413; the placement through groove 401 is equidistantly arranged on the side of the protective cap 304, and the notch of the placement through groove 401 is fixedly provided with an extension body 402, and the extension body The outer side of 402 is provided with installation card groove 403, and installation thread groove 404 is arranged symmetrically in the installation card groove 403, and movable carrier block 405 is matched and arranged in the placement through groove 401, and one side of movable carrier block 405 is fixedly provided with Clean the soft bristles 406, the other side of the movable load block 405 is equidistantly fixed with an auxiliary spring 407, one end of the auxiliary spring 407 is fixedly arranged on one side of the installation clamp 408, and the installation clamp 408 is symmetrically provided with circular holes, and The installation clamp 408 is fixed by the positioning screw 409, the connecting screw 410 is equidistantly arranged on the inner side of the protective cap 304, and one end of the connecting screw 410 is fixedly provided with a movable shaft 411, and the movable rotating shaft 411 is movably inserted in the protective cap 304. The threaded connection on the screw 410 is provided with an internally threaded sleeve 412, and the outer wall of the internally threaded sleeve 412 is fixedly sleeved with an adhesive cleaning pad 413; the movable carrier block 405 corresponds to the setting position of the placement through groove 401, and the number of sets is the same; The installation position of the installation clip 408 corresponds to the installation position of the installation slot 403, and the number of sets is the same, and the two are matched and snapped together; and the round hole on the installation clip 408 corresponds to the installation position of the installation thread groove 404, and the number of sets is the same ; Adhesive cleaning pad 413 is equal to the length of internal thread sleeve 412 and connecting screw rod 410; connecting screw rod 410 is corresponding to the setting position of cleaning soft hair 406, and the number of setting groups is the same. There are four groups in total, and the two are staggered Setting; the cleaning bristle 406 removes the dust and impurities on the outer wall of the test terminal 2, and the set adhesive cleaning pad 413 fits and contacts the outer wall of the test terminal 2.

The electronic aperture measuring device designed by the present invention, through the cooperative use between the provided protective assembly 3 and the auxiliary assembly 4, on the one hand protects the test end 2 at the end of the aperture measuring instrument main body 1 from being damaged by collision and scratching, and on the other hand On the one hand, the impurities and dust on the test terminal 2 can also be cleaned to ensure the accuracy and quality of its test work; the threaded connection between the internal thread groove 303 and the connecting threaded ring 301 enables the protective cap 304 to be installed and fixed, thereby protecting the test terminal. 2 for protection; during the process of rotating and tightening the protective cap 304 and unscrewing the protective cap 304, the cleaning soft hair 406 and the adhesive cleaning pad 413 arranged in the protective cap 304 will remove the impurities and dust on the test terminal 2, Ensure the quality of its measurement work, and both the cleaning soft bristle 406 and the adhesive cleaning pad 413 can be disassembled and replaced; that is, the installation clamp 408 is fixed in the installation clamp groove 403 on the extension body 402 by the positioning screw 409. Complete the installation work of the movable carrier block 405 and the cleaning soft bristles 406; the adhesive cleaning pad 413 is fixedly arranged on the outer wall of the inner threaded sleeve 412, and the inner threaded sleeve 412 and the connecting screw rod 410 are fixed by threaded connection, when it needs to be replaced , directly unscrew and remove the internally threaded sleeve 412 from the connecting screw 410 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. An electronic aperture measurement device, characterized in that: comprising an aperture measuring instrument main body (1), a test terminal (2), one end of the aperture measuring instrument main body (1) is fixedly connected with a test terminal (2) , and the test terminal (2) is protected by the provided protective component (3), the protective component (3) is connected with an auxiliary component (4), and the auxiliary component (4) cleans the test terminal (2) protective work; The protective component (3) includes a connecting threaded ring (301), a limit stop ring (302), an internal thread groove (303), and a protective cap (304); The auxiliary component (4) includes a placement slot (401), an extension body (402), an installation card slot (403), an installation thread slot (404), a movable carrier block (405), a cleaning soft bristle (406), Auxiliary spring (407), mounting clamp (408), set screw (409), connecting screw (410), movable shaft (411), internal thread sleeve (412), adhesion cleaning pad (413). 2. An electronic aperture measuring device according to claim 1, characterized in that: the connecting threaded ring (301) is fixedly arranged on the main body (1) of the aperture measuring instrument, and is arranged on the test end (2) At the side position, the limit stop ring (302) is fixedly arranged on the connecting threaded ring (301), and the internal threaded groove (303) is threadedly connected with the connecting threaded ring (301), and the internal threaded groove (303) is set On the inside wall of the opening of the protective cap (304). 3. A kind of electronic aperture measuring device according to claim 1, characterized in that: said placing through groove (401) is equidistantly penetrated and arranged on the side of the protective cap (304), and the place of placing through groove (401) The notch is fixedly provided with an extension body (402), and the outer side of the extension body (402) is provided with an installation card slot (403), and the installation card slot (403) is symmetrically provided with an installation thread groove (404), and the The movable carrier block (405) is adapted to be arranged in the through groove (401) and one side of the movable carrier block (405) is fixedly provided with cleaning soft bristles (406), and the other side of the movable carrier block (405) is Auxiliary springs (407) are fixedly arranged equidistantly, and one end of the auxiliary spring (407) is fixedly arranged on one side of the installation clamp (408), and round holes are symmetrically arranged on the installation clamp (408), and the installation The clamping plate (408) is fixed by a set screw (409), the connecting screw (410) is equidistantly arranged inside the protective cap (304), and one end of the connecting screw (410) is fixedly provided with a movable rotating shaft (411), so The movable rotating shaft (411) is movably inserted in the protective cap (304), and the connecting screw (410) is threadedly provided with an internally threaded sleeve (412), and the outer wall of the internally threaded sleeve (412) is fixed The socket is provided with an adhesive cleaning pad (413). 4. An electronic aperture measurement device according to claim 3, characterized in that: the movable loading block (405) corresponds to the setting position of the placement through slot (401), and the number of setting groups is the same. 5. An electronic aperture measuring device according to claim 3, characterized in that: the installation clamping plate (408) corresponds to the installation position of the installation clamping slot (403), the number of installation groups is the same, and the two are compatible card connection; and the round hole on the installation clamping plate (408) is corresponding to the installation position of the installation threaded groove (404), and the number of installation groups is the same. 6 . The electronic aperture measurement device according to claim 3 , characterized in that: the adhesive cleaning pad ( 413 ), the inner threaded sleeve ( 412 ) and the connecting screw ( 410 ) have the same length. 7. A kind of electronic aperture measuring device according to claim 3, characterized in that: said connecting screw rod (410) corresponds to the setting position of the cleaning soft hair (406), and the number of setting groups is the same, and there are four groups in total, And the two are interleaved. 8. A kind of electronic aperture measurement device according to claim 3, characterized in that: the cleaning soft hair (406) removes the dust and impurities on the outer side wall of the test terminal (2), and the set adhesion cleaning The pad (413) fits in close contact with the outer wall of the test head (2).

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