CN220159027U - Operating handle structure of embroidery machine - Google Patents

Abstract

The utility model discloses an operating handle structure of a tattoo instrument, which comprises a shell and a driving mechanism arranged in the shell, wherein a first fastener is arranged at the bottom of the shell, and the operating handle structure is characterized in that: the bottom of the first fastener is provided with a bottom thread, a sleeve is arranged outside the shell, the lower part of the sleeve is arranged outside the first fastener, the inner wall of the bottom of the sleeve is provided with a first internal thread, and the thread direction of the first internal thread is opposite to that of the bottom thread; the top of the sleeve is in threaded connection with the outer surface of the middle part of the shell; an adjusting mechanism is arranged at the top of the shell, and the adjusting mechanism adjusts the distance between the bottom of the driving mechanism and the bottom of the shell. The utility model improves the firmness of the installation and connection of the tattooing instrument and improves the stability and safety in the tattooing process.

Description

Operating handle structure of embroidery machine

Technical Field

The utility model relates to a tattooing instrument, in particular to an operating handle structure of the tattooing instrument.

Background

Tattooing is a cosmetic method of broken skin coloring by puncturing the skin with a coloring material to a certain depth to remain for several months to years. In the operation process, the embroidering instrument is temporarily fixed with the embroidering and needling assembly through the fastening component so as to continuously provide needling power for needling of the needling assembly.

In the prior art, when the operating handle of the embroidery machine is in threaded connection with the needle head, a single set of threads are connected, and only a single anti-falling force can be provided. In addition, in the connecting process, the alignment is inaccurate, so that the connection is unstable, or the screw is in multi-time inaccurate alignment, so that the screw slides. The single-group threaded connection is extremely easy to loosen due to long-time high-frequency vibration of the embroidery machine, so that the threaded connection is more easily loosened, even though the threaded connection is inaccurate, in actual use, the color material is often caused to enter the port of the fastening part of the embroidery machine to pollute the machine, even the needling assembly flies away from the embroidery machine, accidents of accidentally injuring a user or an operator are caused, and certain potential safety hazards exist.

Meanwhile, the operating handles of the embroidery machine are provided with a needle outlet length adjusting mechanism which is positioned in the middle of the handle, and the length of the needle outlet length is easily changed by touching the tiger mouth of the hand during operation, so that serious errors are caused, and the work effect is affected or skin damage is increased.

Disclosure of Invention

The utility model aims to provide an operating handle structure of a tattooing instrument, which can increase the connection firmness of the operating handle and a tattooing head and improve the stability and safety in the tattooing process.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the operating handle structure of the embroidery machine comprises a shell and a driving mechanism arranged in the shell, wherein a first fastening piece is arranged at the bottom of the shell, a bottom thread is arranged at the bottom of the first fastening piece, a sleeve is arranged outside the shell, the lower part of the sleeve is arranged outside the first fastening piece, a first internal thread is arranged on the inner wall of the bottom of the sleeve, and the thread direction of the first internal thread is opposite to that of the bottom thread;

the top of the sleeve is in threaded connection with the outer surface of the middle part of the shell;

an adjusting mechanism is arranged at the top of the shell, and the adjusting mechanism adjusts the distance between the bottom of the driving mechanism and the bottom of the shell.

In the above technical scheme, the bottom thread is an external thread or an internal thread.

In the above technical scheme, the bottom thread is a coarse thread, and the first internal thread is a fine thread.

In the technical scheme, a second external thread is arranged on the outer wall of the middle part of the shell, a second internal thread is arranged on the inner wall of the top of the sleeve, and the second internal thread is in threaded connection with the second external thread; the middle part outer wall of casing is equipped with a spacing ring, the spacing ring with be equipped with annular interval between the second external screw thread, telescopic top set up in the annular interval.

In the technical scheme, the inner wall of the limiting ring is provided with a first annular groove, the first annular groove is opposite to the second external thread, a first annular protrusion is arranged on the outer edge surface of the top of the sleeve, and the first annular protrusion is movably arranged in the first annular groove.

In the above technical scheme, the adjusting mechanism comprises a limit sleeve and an end cover, wherein the bottom of the limit sleeve is inserted into the shell, the top of the limit sleeve is arranged above the top of the shell, the driving mechanism is installed in the limit sleeve, the bottom of the driving mechanism penetrates through the limit sleeve to be inserted into the shell, the bottom of the driving mechanism is close to the bottom of the shell, the end cover is installed at the top of the limit sleeve, and the bottom of the end cover is propped against the top surface of the driving mechanism.

In the technical scheme, a third external thread is arranged on the upper outer surface of the limiting sleeve, a third internal thread is arranged on the inner wall of the top of the shell, and the limiting sleeve is in threaded connection with the third internal thread of the shell through the third external thread; and when the limiting sleeve is in threaded connection with the shell, the bottom of the driving mechanism moves up and down relative to the bottom of the shell.

In the above technical scheme, the top of stop collar is equipped with the annular boss of second, the annular boss of second set up in directly over the casing, the annular boss of second with be equipped with between the casing top and adjust the interval, the third external screw thread set up in adjust the interval.

In the above technical scheme, a second limiting ring is mounted on the outer surface of the second annular boss, and the top of the shell is inserted into the second limiting ring; the lower inner wall of the second limiting ring is provided with a second annular groove, the outer surface of the top of the shell is provided with a third annular bulge, and the third annular bulge is arranged in the second annular groove.

In the above technical scheme, the bottom of the end cover is connected with the inner wall of the second annular boss in a threaded manner.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the sleeve is arranged, the first internal thread at the bottom of the sleeve is used for carrying out secondary thread fastening on the basis of primary thread fastening of the threads at the bottom of the first fastener, and the directions of the primary fastening and the secondary fastening are opposite, so that the connection strength between the operating handle and the embroidery head is increased by adopting double fastening, the loosening in the use process is prevented, and the stability and the safety of the embroidery can be improved;

2. the bottom screw thread and the first internal screw thread are opposite in screw thread direction, the bottom screw thread adopts the coarse screw thread, the first internal screw thread adopts the fine screw thread, the installation requirement precision of the coarse screw thread is low, the installation speed block is fastened once, the installation speed block is convenient and quick, the primary quick pre-positioning is realized, the fine screw thread is adopted for secondary fastening, the screw joint strength is good, and the installation firmness and the installation stability of the operating handle are improved;

3. the adjusting mechanism is arranged at the top of the shell, the relative position of the driving mechanism and the shell can be adjusted, the application range of the tattooing is improved, meanwhile, the adjusting mechanism is positioned at the top of the shell in the tattooing process and cannot be touched by the tiger mouth of an operator, the adjusting mechanism can be prevented from being adjusted by misoperation, serious errors caused by needle outlet length due to misoperation of the adjusting mechanism are prevented, the tattooing effect is ensured, and injuries are prevented.

Drawings

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

FIG. 2 is an enlarged view of a portion of the stop collar of FIG. 1;

FIG. 3 is an enlarged view of a portion of the junction of the adjustment mechanism and the top of the housing of FIG. 1;

FIG. 4 is a schematic view of a partial perspective view of a first fastener and a second fastener according to a first embodiment of the present utility model;

FIG. 5 is a schematic view of the connection between the operating handle and the embroidery head (in the state where the operating handle is not connected to the embroidery head) according to the first embodiment of the present utility model;

FIG. 6 is a schematic diagram showing the state of coarse threads and fine threads in the loose state of the embroidery head (the arrow direction is the loose direction of the embroidery head) after the embroidery head is locked with the operating handle in the first embodiment of the present utility model;

fig. 7 is a schematic view of a partial perspective view of a first fastener and a second fastener according to a second embodiment of the present utility model.

Wherein: 1. a housing; 2. a driving mechanism; 3. a first fastener; 4. a bottom thread; 5. a sleeve; 6. a first internal thread; 7. an adjusting mechanism; 8. a tattooing head; 9. coarse threads; 10. fine threads; 11. a second external thread; 12. a second internal thread; 13. a limiting ring; 14. annular spacing; 15. a first annular groove; 16. a first annular projection; 17. a limit sleeve; 18. an end cap; 19. a third external thread; 20. a third internal thread; 21. a second annular boss; 22. adjusting the distance; 23. a second limiting ring; 24. a second annular groove; 25. and a third annular projection.

Detailed Description

The utility model is further described below with reference to the accompanying drawings and examples:

embodiment one: referring to fig. 1 to 6, an operating handle structure of a tattooing apparatus comprises a casing 1 and a driving mechanism 2 arranged in the casing, wherein a first fastening piece 3 is arranged at the bottom of the casing, a bottom thread 4 is arranged at the bottom of the first fastening piece, a sleeve 5 is arranged outside the casing, the lower part of the sleeve is arranged outside the first fastening piece, a first internal thread 6 is arranged on the inner wall of the bottom of the sleeve, and the thread direction of the first internal thread is opposite to that of the bottom thread;

the top of the sleeve is in threaded connection with the outer surface of the middle part of the shell;

an adjusting mechanism 7 is arranged at the top of the shell, and the adjusting mechanism adjusts the interval between the bottom of the driving mechanism and the bottom of the shell.

The driving mechanism comprises a motor and a driving rod, and the motor drives the driving rod to move up and down.

In this embodiment, the embroidery machine includes an operation handle and an embroidery head 8, and in this embodiment, the embroidery head is mounted at the bottom of the operation handle. The driving mechanism is used for driving the movement of the needling assembly in the embroidery head, so that the embroidery work is realized. The first fastener can be in threaded connection with the embroidery head through the bottom threads, and the sleeve is in threaded connection with the embroidery head through the first internal threads, so that two double fastenings are formed. In this kind of structure, threaded connection's fastness itself is just better to adopt double screw thread spiro union, the fastness of connection is stronger, simultaneously, first internal thread is opposite with the screw thread direction of bottom screw thread, and the required pine of once fastening and secondary fastening is rotatory direction is opposite, and a set of fastening is if the pine appears taking off rotatory, and the screw of another set of fastening is fastened more, and the fastness of embroidering appearance connection of effective improvement improves stability and the security in the follow-up line embroidery in-process.

Wherein the bottom thread is a coarse thread 9 and the first internal thread is a fine thread 10.

The bottom thread is an internal thread.

In this embodiment, the lead angle of the coarse thread is larger, and because the lead angle of the coarse thread is larger and the pitch is larger, the number of threads is smaller at the same lead distance, so that the coarse thread has lower requirements on the accuracy of installation, and is convenient to install and detach. However, the vibration resistance is relatively weak, the self-locking performance and the sealing performance are relatively poor, and the release is easy to occur. The fine thread has the advantages of good tightness, weaker vibration resistance and better self-locking property because of small thread lead angle and small thread pitch and the same lead distance, and is difficult to loose, but has higher requirement on installation accuracy.

In this embodiment, when the operating handle is connected with the embroidery head, the first fastener is inserted into the embroidery head (the embroidery head is internally provided with a coarse thread corresponding to the first fastener and a fine thread corresponding to the sleeve), and is subjected to rapid alignment through the coarse thread, and then is subjected to rapid locking and positioning, so that primary fastening is realized, and therefore, the primary fastening is realized, the sleeve and the embroidery head adopt fine threads, and the primary fastening gives a guiding and alignment to the secondary fine threads, so that the sleeve and the embroidery head can be directly and rapidly connected (in a conventional fine thread connection mode, multiple screw connections are difficult to align, and even the thread slipping phenomenon occurs). Therefore, the adoption of the coarse thread and the fine thread can ensure the connection strength and the stability, and simultaneously, the smoothness and the convenience of installation can be improved.

In this embodiment, as shown in fig. 6, under the action of long-time and high-frequency vibration, the coarse thread is loosened, that is, the thread embroidery head moves downward relative to the operating handle, that is, the coarse thread of the thread embroidery head moves downward relative to the coarse thread of the first fastener, so that loosening and withdrawing movement occurs, however, because the coarse thread has a larger thread lifting angle than the fine thread, the loosening and withdrawing amplitude of the coarse thread is larger than that of the fine thread under the interference of the same external force, the fine thread interval between the sleeve and the thread embroidery head gradually disappears along with the loosening and withdrawing direction under the pushing of the loosening and withdrawing movement, and the generated pressure gradually increases, so that the contact area and the friction resistance between the sleeve and the fine thread of the thread embroidery head increase, that is, the fastening force between the sleeve and the thread embroidery head increases, that is, the fastening performance between the operating handle and the thread embroidery head is improved. Therefore, in this embodiment, not only the spiral direction of bottom screw thread is opposite with the spiral square of first internal thread, can give reverse effort, increases a fastening effect, simultaneously because the use of thick thread and thin thread further increases fastening effect, both restrict each other, effectively prevent the emergence of pine takes place for the line embroidery head and takes place the pine phenomenon, improves stability, fastness and the security in the line embroidery in-process, prevents that the line embroidery head from droing and taking place the potential safety hazard.

Referring to fig. 1 and 2, a second external thread 11 is arranged on the outer wall of the middle part of the shell, a second internal thread 12 is arranged on the inner wall of the top part of the sleeve, and the second internal thread is in threaded connection with the second external thread; the middle part outer wall of casing is equipped with a spacing ring 13, be equipped with annular space 14 between spacing ring and the second external screw thread, telescopic top set up in annular space is interior.

The inner wall of the limiting ring is provided with a first annular groove 15, the first annular groove is opposite to the second external thread, the outer edge surface of the top of the sleeve is provided with a first annular bulge 16, and the first annular bulge is movably arranged in the first annular groove.

In this embodiment, the sleeve passes through the second internal thread and links to each other with the second external screw thread spiro union of casing, can realize the connection of sleeve and casing like this, simultaneously, in order to prevent the second internal screw thread of sleeve and the second external screw thread separation of casing, through spacing ring and the bellied setting of first annular, can restrict the relative movement distance between sleeve and the casing for second internal screw thread and second external screw thread are in the spiro union state always, guarantee the fastness that sleeve and casing are connected. Wherein, the spacing ring can be installed outside the casing through bonding or bolted connection's mode.

Referring to fig. 1 and 3, the adjusting mechanism includes a stop collar 17 and an end cap 18, the bottom of the stop collar is inserted into the housing, the top of the stop collar is disposed above the top of the housing, the driving mechanism is mounted in the stop collar, the bottom of the driving mechanism passes through the stop collar and is inserted into the housing, the bottom of the driving mechanism is close to the bottom of the housing, the end cap is mounted on the top of the stop collar, and the bottom of the end cap is propped against the top surface of the driving mechanism.

A third external thread 19 is arranged on the upper outer surface of the limit sleeve, a third internal thread 20 is arranged on the inner wall of the top of the shell, and the limit sleeve is in threaded connection with the third internal thread of the shell through the third external thread; and when the limiting sleeve is in threaded connection with the shell, the bottom of the driving mechanism moves up and down relative to the bottom of the shell.

In this embodiment, because the needle subassembly can be set up above the tattooing head, the needle subassembly can promote its from the returnable up through the spring for the needle subassembly always contacts with actuating mechanism's bottom, but because the tattooing in-process, under different circumstances, the effect of the needle length that needs stretching out is the same probably not stable enough, consequently, through setting up adjustment mechanism, can adjust the relative distance between actuating mechanism bottom and the casing bottom, can adjust the play needle length of tattooing head needle subassembly like this, be applicable to different operators, also be applicable to different operational environment, improve application scope.

When the adjusting device is used for adjusting, an operator grabs the shell by one hand, the limiting sleeve is rotated under the condition that the shell is not moved, the limiting sleeve rotates relative to the shell, the limiting head is in threaded connection with the third internal thread of the shell through the third external thread, when the limiting sleeve rotates relative to the shell, the limiting sleeve and the end cover move up and down relative to the shell, and the end cover abuts against the top surface of the driving mechanism, namely the end cover is used for limiting the driving mechanism and is arranged inside the limiting sleeve, so that the driving mechanism can be synchronously driven to move up and down relative to the shell, the needle outlet length of the embroidery head needling assembly is adjusted, the adjusting device is convenient to adjust, the adjusting speed is high, and convenience is also good.

Referring to fig. 1 and 3, a second annular boss 21 is arranged at the top of the limit sleeve, the second annular boss is arranged right above the shell, an adjusting interval 22 is arranged between the second annular boss and the top of the shell, and the third external thread is arranged in the adjusting interval.

A second limiting ring 23 is arranged on the outer surface of the second annular boss, and the top of the shell is inserted into the second limiting ring; a second annular groove 24 is formed in the lower inner wall of the second limiting ring, a third annular protrusion 25 is arranged on the outer surface of the top of the shell, and the third annular protrusion is arranged in the second annular groove. The top surface of the third annular protrusion is flush with the top surface of the housing.

In this embodiment, through the setting of adjusting interval and second spacing ring, when the stop collar rotates relative to the casing, the third annular protrusion can be in the second ring channel and reciprocate, and the stop collar can receive the spacing of third annular protrusion and second ring channel when can upwards remove for, after the bellied bottom surface of third annular contacts with the second ring channel bottom surface, third annular protrusion and casing receive the spacing of second spacing ring, and the stop collar has just can't moved upwards. Simultaneously, the stop collar moves down for the casing, and when the casing top supported in second annular boss top surface, the stop collar can't move down, can prevent like this that third external screw thread and third internal screw thread from separating for guarantee that adjustment mechanism, actuating mechanism and the installation of casing are firm and stability, simultaneously, its accommodation receives spacingly.

Referring to fig. 1 and 3, the bottom of the end cover is in threaded connection with the inner wall of the second annular boss.

In this embodiment, the end cover links to each other with second annular boss inner wall spiro union, and the end cover supports at the actuating mechanism top, and when operating handle equipment, the end cover is assembled again at last, and after the actuating mechanism equipment was accomplished, is connected the end cover with second annular boss again, can fix actuating mechanism like this, simultaneously, when follow-up needs overhauld actuating mechanism, open the end cover, can take out actuating mechanism from the stop collar in, overhauls, convenient and fast.

In this embodiment, the stop collar is top and bottom open-ended middle part structure, and the top of stop collar has the installation cavity, and the bottom of stop collar is the cavity of stepping down, and the installation cavity is coaxial with the cavity of stepping down to be set up, and the diameter of installation cavity is greater than the diameter of cavity of stepping down, and the actuating lever bottom in the actuating mechanism then can pass the cavity of stepping down and insert in the casing for support on the acupuncture subassembly top surface of line embroidery head, and actuating mechanism's motor and actuating lever's bottom can be in the installation cavity, prevent that the motor from moving downwards. The driving mechanism further comprises a power supply mechanism, and the power supply mechanism supplies power to the motor.

Meanwhile, in the embodiment, the adjusting mechanism is arranged at the top of the shell, so that when an operator operates, the operator grabs the handle to operate, the tiger mouth of the operator can not touch the adjusting mechanism, the operator can only contact the shell or the sleeve, the shell is prevented from rotating relative to the adjusting mechanism, the needle outlet length is not changed, the stability and the quality of the embroidery can be effectively ensured, meanwhile, the injury to the user caused by sudden change of the needle outlet length is prevented, and the safety of the embroidery is ensured.

Embodiment two: referring to fig. 7, an operating handle of a tattooing apparatus is basically similar to the first embodiment in structure, except that: the bottom thread is an external thread.

Claims (10)

1. The utility model provides an operation handle structure of embroidery appearance, includes the casing and sets up the actuating mechanism in the casing, the casing bottom is equipped with first fastener, its characterized in that: the bottom of the first fastener is provided with a bottom thread, a sleeve is arranged outside the shell, the lower part of the sleeve is arranged outside the first fastener, the inner wall of the bottom of the sleeve is provided with a first internal thread, and the thread direction of the first internal thread is opposite to that of the bottom thread;

the top of the sleeve is in threaded connection with the outer surface of the middle part of the shell;

an adjusting mechanism is arranged at the top of the shell, and the adjusting mechanism adjusts the distance between the bottom of the driving mechanism and the bottom of the shell.

2. The operating handle structure of the tattoo machine according to claim 1, wherein: the bottom thread is an external thread or an internal thread.

3. The operating handle structure of the tattoo machine according to claim 1, wherein: the bottom threads are coarse threads and the first internal threads are fine threads.

4. The operating handle structure of the tattoo machine according to claim 1, wherein: the outer wall of the middle part of the shell is provided with a second external thread, the inner wall of the top of the sleeve is provided with a second internal thread, and the second internal thread is in threaded connection with the second external thread; the middle part outer wall of casing is equipped with a spacing ring, the spacing ring with be equipped with annular interval between the second external screw thread, telescopic top set up in the annular interval.

5. The operating handle structure of the tattoo machine according to claim 4, wherein: the inner wall of the limiting ring is provided with a first annular groove, the first annular groove is opposite to the second external thread, the outer edge surface of the top of the sleeve is provided with a first annular bulge, and the first annular bulge is movably arranged in the first annular groove.

6. The operating handle structure of the tattoo machine according to claim 1, wherein: the adjusting mechanism comprises a limit sleeve and an end cover, wherein the bottom of the limit sleeve is inserted into the shell, the top of the limit sleeve is arranged above the top of the shell, the driving mechanism is installed in the limit sleeve, the bottom of the driving mechanism penetrates through the limit sleeve and is inserted into the shell, the bottom of the driving mechanism is close to the bottom of the shell, the end cover is installed at the top of the limit sleeve, and the bottom of the end cover is propped against the top surface of the driving mechanism.

7. The operating handle structure of the tattoo machine according to claim 6, wherein: a third external thread is arranged on the upper outer surface of the limit sleeve, a third internal thread is arranged on the inner wall of the top of the shell, and the limit sleeve is connected with the third internal thread of the shell through the third external thread in a threaded manner; and when the limiting sleeve is in threaded connection with the shell, the bottom of the driving mechanism moves up and down relative to the bottom of the shell.

8. The operating handle structure of the tattoo machine according to claim 7, wherein: the top of stop collar is equipped with the annular boss of second, the annular boss of second set up in directly over the casing, the annular boss of second with be equipped with between the casing top and adjust the interval, the third external screw thread set up in adjust in the interval.

9. The operating handle structure of the tattoo machine according to claim 8, wherein: a second limiting ring is arranged on the outer surface of the second annular boss, and the top of the shell is inserted into the second limiting ring; the lower inner wall of the second limiting ring is provided with a second annular groove, the outer surface of the top of the shell is provided with a third annular bulge, and the third annular bulge is arranged in the second annular groove.

10. The operating handle structure of the tattoo machine according to claim 8, wherein: the bottom of the end cover is connected with the inner wall of the second annular boss in a threaded manner.