CN218254524U - Double-head honing head of aircraft drill - Google Patents

Abstract

The application discloses a double-head aircraft drill honing head, which comprises an upper oilstone part and a lower oilstone part, and further comprises a honing head driving connecting part, a coupler, an upper push seat barrel, a lower push seat barrel, an upper push cone, a lower push cone, an upper adjusting nut and a lower adjusting nut, wherein the upper push seat barrel is provided with a movable vertical groove; the upper push cone is provided with a lower matching block, the lower matching block is provided with an external thread, the side part of the lower matching block extends to the moving vertical groove, the lower adjusting nut is sleeved outside the upper push base barrel through a thrust ball bearing, and the lower matching block is in threaded fit with the lower adjusting nut. The honing head is reduced in size and has high practicability and convenience.

Description

Double-head honing head of aircraft drill

Technical Field

The application relates to the technical field of honing tools, in particular to a double-head airplane drill honing head.

Background

The double-headed honing head is suitable for simultaneously machining two holes in one workpiece or simultaneously machining holes in two workpieces. In the conventional double-head honing head, the structure for driving the oilstone strip to expand in the pushing seat to perform processing is complex, and more driving parts are required to be arranged in the honing head, so that the structure of the whole honing head becomes complex, the volume of the honing head is increased, the honing head is inconvenient to use, and the use flexibility of the honing head is poor.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a double-end aircraft bores honing head to solve the problem that the current double-end honing head that proposes in the above-mentioned background art exists complicated structure, the volume is great, be not convenient for use.

In order to achieve the above purpose, the present application discloses the following technical solutions: a double-head aircraft drill honing head comprises an upper oilstone part and a lower oilstone part, and further comprises a honing head driving connecting part, a coupler, an upper push seat barrel, a lower push seat barrel, an upper push cone, a lower push cone, an upper adjusting nut and a lower adjusting nut, wherein the honing head driving connecting part is connected with the upper push seat barrel through the coupler; the upper portion of the upward-pushing cone is provided with a lower matching block, the lateral portion of the lower matching block is provided with an external thread, the lateral portion of the lower matching block extends to the movable vertical groove, the lower adjusting nut is sleeved with the upward-pushing seat barrel through a thrust ball, the lower adjusting nut is arranged below the upper adjusting nut, the external thread on the lower matching block is matched with the internal thread of the lower adjusting nut, the lower portion of the upward-pushing cone is matched with the upper oilstone portion, and the oilstone portion is arranged in the upward-pushing seat barrel.

Preferably, the honing head driving connection part comprises a cross universal shaft, the top of the upward pushing seat barrel is provided with a connection seat matched with the cross universal shaft, the cross universal shaft is installed at the output end of the driving mechanism in a driving mode, and the driving mechanism drives the upward pushing seat barrel and the downward pushing seat barrel to rotate.

Preferably, the lower push cone includes a push cone portion and a push rod portion, a bottom end of the push rod portion is fixed to a top portion of the push cone portion, the upper engagement block is fixed to a top end of the push rod portion, and the push rod portion penetrates through the upper push cone.

Preferably, the upper oilstone part and the lower oilstone part each comprise: the oil stone seat on the upper oil stone part is moved out through the extending groove under the matching of the upper pushing cone, and the oil stone seat on the lower oil stone part is moved out through the extending groove under the matching of the lower pushing cone.

Preferably, a bearing compression nut is mounted outside the coupler, a self-locking nut is arranged outside the bearing compression nut, one thrust ball bearing is arranged at the top and the bottom of the upper adjusting nut respectively, the top of an upper sheet in the thrust ball bearing, which is arranged at the top of the upper adjusting nut, is abutted against the bottom of the bearing compression nut, and the side of the upper sheet in the thrust ball bearing is locked between the self-locking nut and the coupler through the self-locking nut.

Preferably, the top and the bottom of the lower adjusting nut are respectively provided with one thrust ball bearing, wherein the top of an upper sheet of the thrust ball bearing arranged at the top of the lower adjusting nut abuts against the bottom of a lower sheet of the thrust ball bearing arranged at the bottom of the upper adjusting nut, the lower part of the upper push seat barrel extends outwards to form a ring platform, and the bottom of a lower sheet of the thrust ball bearing arranged at the bottom of the lower adjusting nut abuts against the top surface of the ring platform.

Has the advantages that: the utility model provides a double-end aircraft drill honing head, and is rational in infrastructure, connect drive honing head pivoted actuating mechanism through honing head drive connecting portion and realize carrying out work piece processing after the honing head rotates, before processing, rotate upper adjusting nut, under the cooperation of upper mating block and removal vertical slot, upper mating block and upper adjusting nut, make down the awl along the downward movement of upper sliding seat section of thick bamboo thereby make lower oilstone portion reach a processing state, adjust nut under rotating, under the cooperation of lower mating block and removal vertical slot, lower mating block and lower adjusting nut, thereby make up the awl along the downward movement of lower sliding seat section of thick bamboo make upper oilstone portion reach a processing state, the actuating mechanism's of upper oilstone portion, lower oilstone portion reaches a processing state structure has been simplified, honing head's volume has been reduced, higher practicality and convenience of use.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a dual head aircraft drill honing head according to an embodiment of the present application;

fig. 2 is a front view of a dual head aircraft drill honing head in an embodiment of the present application;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic structural diagram of a push-up seat barrel in an embodiment of the present application.

Reference numerals are as follows: 1. a coupling; 2. pushing up the seat barrel; 201. moving the vertical slot; 3. a lower base cylinder; 4. pushing the cone upwards; 5. pushing down the cone; 501. pushing the cone part; 502. a push rod part; 6. an upper adjusting nut; 7. a lower adjusting nut; 8. an upper matching block; 9. a thrust ball bearing; 10. a lower mating block; 11. a cross cardan shaft; 12. a bearing compression nut; 13. self-locking nut.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that the standard parts used in the present specification are commercially available and can be customized according to the description and drawings. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present disclosure can be understood by those of ordinary skill in the art according to specific situations, and machines, parts and equipment can be of conventional type in the art without being explicitly defined.

In this document, the term "comprises/comprising" is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Examples

A dual head aircraft drill honing head as shown in fig. 1-3 comprises an upper oilstone section and a lower oilstone section. The upper oilstone part and the lower oilstone part can be any one of the prior art, and generally comprise an oilstone seat and an oilstone strip.

The double-head aircraft drill honing head further comprises a honing head driving connecting part, a coupler 1, an upper push seat barrel 2, a lower push seat barrel 3, an upper push cone 4, a lower push cone 5, an upper adjusting nut 6 and a lower adjusting nut 7, wherein the coupler 1 can be any one of the prior art, and the honing head driving connecting part is connected with the upper push seat barrel 2 through the coupler 1. The upper push seat barrel 2 and the lower push seat barrel 3 refer to a cylindrical push seat structure in the prior art, and correspondingly, the upper push cone 4 moves up and down in the upper push seat barrel 2, and the lower push cone 5 moves up and down in the lower push seat barrel 3. The upper and lower adjusting nuts 6, 7 may be any one of those known in the art. As shown in fig. 4, a moving vertical groove 201 is provided on the upper pushing seat barrel 2, the moving vertical groove 201 refers to a vertical through groove formed on the upper pushing seat barrel 2 by cutting, an upper mating block 8 is fixed on the upper portion of the lower pushing cone 5, an external thread is provided on the side portion of the upper mating block 8, and the side portion of the upper mating block 8 extends into the moving vertical groove 201. Go up adjusting nut 6 and locate the outside of an upper push seat section of thick bamboo 2 through thrust ball bearing 9 cover, go up the external screw thread on cooperation piece 8 and match with the internal thread of last adjusting nut 6, through the setting that removes perpendicular groove 201, make down awl 5 only can reciprocate and can not take place to rotate along an upper push seat section of thick bamboo 2 under the drive of last adjusting nut 6.

As shown in fig. 3, the upper push cone 4 is hollow, the lower part of the lower push cone 5 passes through the upper push cone 4, the lower part of the lower push cone 5 is matched with the lower oilstone part, and the lower oilstone part is installed in the lower base cylinder 3. Specifically, the lower push cone 5 includes a push cone portion 501 and a push rod portion 502, a bottom end of the push rod portion 502 is fixed to a top portion of the push cone portion 501, the upper engagement block 8 is fixed to a top end of the push rod portion 502, and the push rod portion 502 penetrates the upper push cone 4. The upper fitting block 8 may be any one of the prior art, such as a fixing chuck, which is fixed to the top end of the pushing rod portion 502 by a screw, and the lower socket barrel 3 is fixed to the bottom of the upper socket barrel 2.

The upper portion of the upper push cone 4 is provided with a lower matching block 10, the lower matching block 10 can be any one of the prior art, for example, a convex block formed on the upper push cone 4 is formed, the side portion of the lower matching block 10 is provided with an external thread, the side portion of the lower matching block 10 extends into the movable vertical groove 201, the lower adjusting nut 7 is sleeved outside the upper push seat barrel 2 through a thrust ball bearing 9, the lower adjusting nut 7 is arranged below the upper adjusting nut 6, the external thread on the lower matching block 10 is matched with the internal thread of the lower adjusting nut 7, and through the arrangement of the movable vertical groove 201, the upper push cone 4 can only move up and down along the lower push seat barrel 2 under the driving of the lower adjusting nut 7 without rotating. The lower part of the upper pushing cone 4 is matched with the upper oil stone part which is arranged in the upper pushing seat cylinder 2.

In this embodiment, go up oilstone portion including install the oilstone seat on the seat section of thick bamboo 2 of pushing up, install the oilstone strip on the oilstone seat, go up to push up a seat section of thick bamboo 2 overhead and have stretched out the groove, the oilstone seat in the oilstone portion shifts out through the outside of stretching out the groove upward pushing up a seat section of thick bamboo 2 under the cooperation of the last awl 4 of pushing up to process the work piece. The lower oilstone part comprises an oilstone seat arranged on the lower oilstone cylinder 3 and an oilstone strip arranged on the oilstone seat, a stretching groove is formed in the lower oilstone cylinder 3, and the oilstone seat on the lower oilstone part is moved out of the outer part of the lower oilstone cylinder 3 through the stretching groove under the matching of the lower pushing cone 5, so that a workpiece is processed.

The honing head driving connection part refers to a structure connected with a driving mechanism for driving the honing head of the whole double-head aircraft drill to rotate so as to process a workpiece, in the embodiment, the honing head driving connection part comprises a cross universal shaft 11, a connecting seat matched with the cross universal shaft 11 is arranged at the top of the upper push seat barrel 2, the cross universal shaft 11 is installed at the output end of the driving mechanism in a driving way, and drives the upper push seat barrel 2 and the lower push seat barrel 3 to rotate under the driving of the driving mechanism, and the driving mechanism can be any one in the prior art, such as a pistol drill.

In the embodiment, a bearing compression nut 12 is mounted on the outside of the coupling 1, and a self-locking nut 13 is arranged on the outside of the bearing compression nut 12. The top and bottom of the upper adjusting nut 6 are respectively provided with a thrust ball bearing 9, and the thrust ball bearing 9 may be any one of those in the prior art, and generally consists of an upper piece, a lower piece and rolling balls arranged between the upper piece and the lower piece. The top of the upper sheet in the thrust ball bearing 9 arranged on the top of the upper adjusting nut 6 is abutted against the bottom of the bearing compression nut 12, and the side of the upper sheet in the thrust ball bearing 9 is locked between the self-locking nut 13 and the coupling 1 through the self-locking nut 13. The bearing compression nut 12 and the self-locking nut 13 can be any one of the prior art, and the two have the functions of fixing the upper push seat barrel 2 and the coupler 1 and fixing the thrust ball bearing 9 arranged at the top of the upper push seat barrel 2.

The top and the bottom of the lower adjusting nut 7 are respectively provided with a thrust ball bearing 9, wherein the top of an upper sheet in the thrust ball bearing 9 arranged at the top of the lower adjusting nut 7 is abutted against the bottom of a lower sheet in the thrust ball bearing 9 arranged at the bottom of the upper adjusting nut 6, the lower part of the upper push seat barrel 2 extends outwards to form a ring platform, and the bottom of the lower sheet in the thrust ball bearing 9 arranged at the bottom of the lower adjusting nut 7 is abutted against the top surface of the ring platform.

The working principle is as follows: after the driving mechanism and the honing head driving connecting part are connected and fixed, the upper adjusting nut 6 is rotated, and the lower push cone 5 moves downwards along the upper push seat barrel 2 under the matching of the upper matching block 8 and the movable vertical groove 201 as well as the matching of the upper matching block 8 and the upper adjusting nut 6, so that the lower oilstone part reaches a processing state; rotating the lower adjusting nut 7, and enabling the upper pushing cone 4 to move downwards along the upper pushing seat barrel 2 under the matching of the lower matching block 10 and the moving vertical groove 201 and the lower matching block 10 and the lower adjusting nut 7, so that the upper stone part reaches a processing state; and then processing the workpiece.

Finally, it should be noted that: although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the present application.

Claims (6)

1. The double-head aircraft drill honing head comprises an upper oilstone part and a lower oilstone part, and is characterized by further comprising a honing head driving connecting part, a coupler (1), an upper push base barrel (2), a lower push base barrel (3), an upper push cone (4), a lower push cone (5), an upper adjusting nut (6) and a lower adjusting nut (7), wherein the honing head driving connecting part is connected with the upper push base barrel (2) through the coupler (1), a movable vertical groove (201) is formed in the upper push base barrel (2), an upper matching block (8) is fixed at the upper part of the lower push cone (5), external threads are arranged at the lateral part of the upper matching block (8), the lateral part of the upper matching block (8) extends into the movable vertical groove (201), the upper adjusting nut (6) is sleeved outside the upper push base barrel (2) through a thrust ball bearing (9), the external threads on the upper matching block (8) are matched with internal threads of the upper adjusting nut (6), the upper push base (4) is arranged, the lower push base (5) penetrates through the hollow part of the upper push base barrel (5), and the lower push cone (3) is fixed at the lower push base barrel (3); cooperation piece (10) down are installed on the upper portion of upward pushing away awl (4), the lateral part of cooperation piece (10) is provided with the external screw thread down, just the lateral part of cooperation piece (10) extends to down in the removal erects groove (201), adjusting nut (7) are located through thrust ball bearing (9) cover down it is outside to push up a seat section of thick bamboo (2), adjusting nut (7) set up down in the below of last adjusting nut (6), external screw thread on cooperation piece (10) down with the interior screw-thread fit of adjusting nut (7) down, the lower part of upward pushing away awl (4) with go up the cooperation of oilstone portion, go up oilstone portion install in the upward pushing away a seat section of thick bamboo (2).

2. The honing head of the double-headed aircraft drill according to claim 1, wherein the honing head driving connection part comprises a cross universal shaft (11), the top of the upper pushing seat tube (2) is provided with a connection seat matched with the cross universal shaft (11), the cross universal shaft (11) is installed at the output end of a driving mechanism in a driving way, and the upper pushing seat tube (2) and the lower pushing seat tube (3) are driven to rotate by the driving mechanism.

3. The dual head aircraft drill honing head according to claim 1, wherein the lower push cone (5) comprises a push cone portion (501) and a push rod portion (502), wherein a bottom end of the push rod portion (502) is fixed to a top portion of the push cone portion (501), the upper fitting block (8) is fixed to a top end of the push rod portion (502), and the push rod portion (502) penetrates through the upper push cone (4).

4. The dual head aircraft drill honing head of claim 1 wherein the upper oilstone segment and the lower oilstone segment each comprise: the oil stone seat is correspondingly installed on the upper pushing seat barrel (2) and the lower pushing seat barrel (3) and is installed on an oil stone strip on the oil stone seat, an extending groove is formed in the upper pushing seat barrel (2) and the lower pushing seat barrel (3) respectively, the oil stone seat on the upper oil stone part is moved out through the extending groove under the matching of the upper pushing cone (4) and towards the outside of the upper pushing seat barrel (2), and the oil stone seat on the lower oil stone part is moved out through the extending groove under the matching of the lower pushing cone (5) and towards the outside of the lower pushing seat barrel (3).

5. The double-headed aircraft drill honing head according to claim 1, wherein a bearing gland nut (12) is installed outside the coupler (1), a self-locking nut (13) is installed outside the bearing gland nut (12), the top and the bottom of the upper adjusting nut (6) are respectively provided with one thrust ball bearing (9), wherein the top of the upper piece in the thrust ball bearing (9) which is arranged at the top of the upper adjusting nut (6) abuts against the bottom of the bearing gland nut (12), and the side of the upper piece in the thrust ball bearing (9) is locked between the self-locking nut (13) and the coupler (1) through the self-locking nut (13).

6. The double-headed aircraft drill honing head according to claim 5, wherein the top and the bottom of the lower adjusting nut (7) are respectively provided with one of the thrust ball bearings (9), wherein the top of the upper plate of the thrust ball bearing (9) provided at the top of the lower adjusting nut (7) abuts against the bottom of the lower plate of the thrust ball bearing (9) provided at the bottom of the upper adjusting nut (6), the lower portion of the upper thrust bearing cartridge (2) extends outward to form a ring platform, and the bottom of the lower plate of the thrust ball bearing (9) provided at the bottom of the lower adjusting nut (7) abuts against the top surface of the ring platform.

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