CN217851528U - Ultrasonic ear wire welding head - Google Patents
Ultrasonic ear wire welding head Download PDFInfo
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- CN217851528U CN217851528U CN202222260233.8U CN202222260233U CN217851528U CN 217851528 U CN217851528 U CN 217851528U CN 202222260233 U CN202222260233 U CN 202222260233U CN 217851528 U CN217851528 U CN 217851528U
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Abstract
The utility model discloses an ultrasonic ear wire welding head, which comprises a welding head body and a welding table; the bottom of the welding table is provided with a reinforcing rib; defining the geometric center of the bottom of the welding table as a central point, and enabling the reinforcing rib to penetrate through the central point; the two sides of the reinforcing rib are provided with convex welding teeth; and welding grooves are formed among the welding teeth. The utility model has the advantages that: adopt the utility model discloses a soldered connection welds gauze mask piece and ear line, and the fracture strength of gauze mask ear line and the gauze mask body can reach 18-20N, is showing the firm degree of welding that has improved the ear area, is favorable to improving the result of use.
Description
Technical Field
The utility model relates to a gauze mask production facility technical field, especially an ultrasonic wave ear wire bonding tool.
Background
At present, because respiratory infectious diseases are popular or people work in a dust workshop, viruses, dust and the like in the air can enter human lungs through the breathing of people, so that the human body is seriously damaged, people can often use the mask to protect themselves, the mask consists of two parts, one is a mask body, the other is an ear line, the standard of a medical surgical mask and the standard of a disposable medical mask, and the breaking strength of the connecting point of each mask ear line and a mask piece is not less than 10N. The breaking strength of the connecting part of the ear line and the mask piece of the mask on the market at present is generally 12-15N, and the current welding technology is generally difficult to exceed 15N. However, in the use process of the mask, a user sometimes pulls the mask belt vigorously and repeatedly, and if the breaking strength is small, the mask belt and the mask sheet are easy to break and separate.
The utility model discloses a mask, including mask, earline, welding mechanism, soldered connection, research discovery, the firm degree of welding that gauze mask earline and gauze mask piece can be influenced to the structure of soldered connection, and when still can influence the welding simultaneously, whether gauze mask piece can with the problem of the overhead adhesion of welding. The problem that the using effect is affected because the rupture strength of the mask ear line and the mask body cannot exceed 12-15N in the using process of an existing welding head or the problem that the machining efficiency is affected because a mask piece is easily stuck on the welding head in the welding process is solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a current soldered connection is in the use, or after the welding was accomplished, the problem that the fracture strength of gauze mask ear line and the gauze mask body can not exceed 12-15N and lead to influencing the result of use, or, in welding process, the gauze mask piece glues the problem that leads to influencing machining efficiency on the welded joint easily, provides an ultrasonic wave ear line bonding tool.
The purpose of the utility model is realized through the following technical scheme: an ultrasonic ear wire welding head comprises a welding head body and a welding table; the bottom of the welding table is provided with a reinforcing rib; defining the geometric center of the bottom of the welding table as a central point, and enabling the reinforcing rib to penetrate through the central point; the two sides of the reinforcing rib are provided with convex welding teeth; a welding groove is formed between the welding teeth;
furthermore, a chamfer is arranged at the edge of the welding table;
furthermore, the welding teeth are strip-shaped and are arranged on two sides of the reinforcing rib;
furthermore, the cross section of the welding tooth is semicircular; the diameter of the welding teeth is 1-2cm;
furthermore, the depth of the welding groove is 0.4-0.6cm;
further, the width of the reinforcing rib is 1.5-2.5cm;
further, the welding table is a cylinder;
further, the welding head body comprises a first connecting body and a second connecting body; the first connecting body is used for connecting a welding machine; the second connecting body is used for connecting the first connecting body and the welding table;
the further technical scheme is that the first connecting body is provided with an installation adjusting groove.
The utility model has the advantages of it is following:
1. the utility model arranges the reinforcing rib at the bottom of the welding table, which is beneficial to improving the conduction effect of ultrasonic waves and the welding effect, and simultaneously, the reinforcing rib is beneficial to increasing the uniformity and the effectiveness of a melting surface; the reinforcing rib penetrates through the central point of the bottom of the welding table, and welding teeth are arranged on two sides of the reinforcing rib respectively, so that ultrasonic waves are uniformly dispersed and transmitted, and the welding effect is improved;
2. the reinforcing ribs and the welding teeth are reasonably distributed, so that the mask sheet is not easy to be bonded with the welding head, and the processing efficiency is improved;
3. by adopting the welding head of the utility model to weld the mask sheet and the ear line, the fracture strength of the mask ear line and the mask body can reach 18-20N, thus obviously improving the welding firmness of the ear band and being beneficial to improving the use effect;
4. the utility model discloses a soldered connection can be applicable to all ultrasonic welding ear welding machines, including semi-automatic, full-automatic etc. can cover the welding machine of full model, has extensive application range and application prospect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is an enlarged schematic view of a part of the structure of the present invention.
FIG. 4 is a schematic view of the structure of the bottom of the bonding stage.
FIG. 5 is a schematic view of the structure of the bottom of a comparative example soldering station.
In the figure: 1. a welding table; 2. reinforcing ribs; 3. welding teeth; 4. welding a groove; 5. chamfering; 6. a first connecting body; 7. a second connector; 8. and installing an adjusting groove.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1: as shown in fig. 1 to 5, an ultrasonic ear wire horn comprises a horn body and a welding stage 1; the bottom of the welding table 1 is provided with a reinforcing rib 2; defining the geometric center of the bottom of the welding table 1 as a central point, and enabling the reinforcing rib 2 to penetrate through the central point; two sides of the reinforcing rib 2 are provided with convex welding teeth 3; a welding groove 4 is formed between the welding teeth 3; in this embodiment, the welding head body may have a conventional body structure, and the welding head body and the welding table 1 are both made of conventional materials having a certain mechanical strength, and any one of the reasonable materials may be selected as needed.
The utility model discloses set up strengthening rib 2 in the bottom of welding bench 1, be favorable to improving the conduction effect of ultrasonic wave, be favorable to improving welding effect, strengthening rib 2 is favorable to increasing the homogeneity and having the validity of melt face simultaneously, strengthening rib 2 passes the central point of welding bench 1 bottom, and then sets up welding tooth 3 respectively in its both sides, is favorable to evenly dispersing and evenly transmitting the ultrasonic wave, is favorable to improving welding effect; the reinforcing ribs 2 and the welding teeth 3 are reasonably distributed, so that the mask piece is not easy to be bonded with a welding head, and the processing efficiency is improved; by adopting the welding head of the utility model to weld the mask sheet and the ear line, the fracture strength of the mask ear line and the mask body can reach 18-20N, thus obviously improving the welding firmness of the ear band and being beneficial to improving the use effect; the utility model discloses a soldered connection can be applicable to all ultrasonic welding ear welding machines, including semi-automatic, full-automatic etc. can cover the welding machine of full model, has extensive application range and application prospect.
A chamfer 5 is arranged at the edge of the welding table 1; in this embodiment, chamfer 5's design is favorable to avoiding taking place to weld when 90 degrees angle welds disconnected, is favorable to improving the rupture strength after the welding, is favorable to strengthening the aesthetic property simultaneously. In this embodiment, the chamfer 5 may be a 0.5 × 45 ° chamfer 5.
The welding teeth 3 are strip-shaped and are arranged on two sides of the reinforcing rib 2; this embodiment is red, welds tooth 3 and is the strip, is favorable to evenly distributed and connects strengthening rib 2, and this embodiment gathers, welds 3 range settings of tooth, can be favorable to evenly conducting the ultrasonic wave, compares in the meshing of crisscross setting and welds 3 firm degrees of welding that more can improve gauze mask ear line and gauze mask piece of tooth.
The cross section of the welding tooth 3 is semicircular; the diameter of the welding teeth 3 is 1-2cm; in this embodiment, the cross-section of the welding teeth 3 is semicircular, which is beneficial to improving the melting effect and avoiding the bonding of the mask sheet and the mask ear line.
The depth of the welding groove 4 is 0.4-0.6cm; in this embodiment, the 4 degree of depth in weld groove is favorable to the reasonable control melt face, is favorable to improving welding strength, is favorable to avoiding simultaneously that the face of weld too big leads to gauze mask piece and gauze mask ear line to bond.
The width of the reinforcing rib 2 is 1.5-2.5cm; in this embodiment, the width of the rib 2 affects the melt plane and the conduction effect, and if the rib 2 is too wide, the distribution of the welding teeth 3 will be affected.
The welding table 1 is a cylinder; in this embodiment, the welding table 1 is a cylinder, the bottom of the welding table 1 is circular, and the reinforcing rib 2 penetrates through the center of a circle. In this embodiment, when welding bench 1 is circular, more be favorable to the ultrasonic wave in the evenly distributed of welding bench 1 bottom, and discover through a large amount of experiments, can be more favorable to reinforcing the breaking strength of gauze mask ear line and the gauze mask body than the welding bench 1 of rectangle. This is probably because a circular shape is more likely to produce a circumferentially uniform divergent force than a rectangular shape, which is advantageous in resisting multi-angle pulling.
The welding head body comprises a first connecting body 6 and a second connecting body 7; the first connecting body 6 is used for connecting a welding machine; the second connecting body 7 is used for connecting the first connecting body 6 and the welding table 1; in this embodiment, first connector 6, second connector 7 and welding bench 1 adopt integrated into one piece, are favorable to improving structural strength, and in this embodiment, second connector 7 is the round platform structure, is favorable to the ultrasonic wave to the even conduction of welding bench 1, is favorable to improving welding effect.
The first connecting body 6 is provided with an installation adjusting groove 8; in this embodiment, the installation of the adjustment groove 8 is beneficial to installation of the welding head body, is beneficial to adaptation to different welding machines and is beneficial to expansion of application range. In the embodiment, the installation adjusting groove 8 can be reasonably arranged according to different welding machines, and if reasonable connecting threads are arranged, the installation, adjustment and fixation can be facilitated.
Example 2: as shown in fig. 1 to 5, an ultrasonic ear wire bonding tool comprises a bonding tool body and a bonding stage 1; the bottom of the welding table 1 is provided with a reinforcing rib 2; defining the geometric center of the bottom of the welding table 1 as a central point, and enabling the reinforcing rib 2 to penetrate through the central point; two sides of the reinforcing rib 2 are provided with convex welding teeth 3; a welding groove 4 is formed between the welding teeth 3; in this embodiment, the welding head body may have a conventional body structure, and the welding head body and the welding table 1 are both made of conventional materials having a certain mechanical strength, and any one of the reasonable materials may be selected as needed.
The utility model discloses set up strengthening rib 2 in the bottom of welding bench 1, be favorable to improving the conduction effect of ultrasonic wave, be favorable to improving welding effect, strengthening rib 2 is favorable to increasing the homogeneity and having the validity of melt face simultaneously, strengthening rib 2 passes the central point of welding bench 1 bottom, and then sets up welding tooth 3 respectively in its both sides, is favorable to evenly dispersing and evenly transmitting the ultrasonic wave, is favorable to improving welding effect; the reinforcing ribs 2 and the welding teeth 3 are reasonably distributed, so that the mask piece is not easy to be bonded with a welding head, and the processing efficiency is improved; by adopting the welding head of the utility model to weld the mask sheet and the ear line, the fracture strength of the mask ear line and the mask body can reach 18-20N, thus obviously improving the welding firmness of the ear band and being beneficial to improving the use effect; the utility model discloses a soldered connection can be applicable to all ultrasonic welding ear welding machines, including semi-automatic, full-automatic etc. can cover the welding machine of full model, has extensive application range and application prospect.
A chamfer 5 is arranged at the edge of the welding table 1; in this embodiment, chamfer 5's design is favorable to avoiding taking place to weld when 90 degrees angle welds disconnected, is favorable to improving the rupture strength after the welding, is favorable to strengthening the aesthetic property simultaneously. In this embodiment, the chamfer 5 may be a 0.5 × 45 ° chamfer 5.
The welding teeth 3 are strip-shaped and are arranged on two sides of the reinforcing rib 2; this embodiment is red, welds tooth 3 and is the strip, is favorable to evenly distributed and connects strengthening rib 2, and this embodiment gathers, welds 3 arrangements of tooth and sets up, can be favorable to evenly conducting the ultrasonic wave, compares in the meshing of crisscross setting and welds 3 firm degrees of welding that more can improve gauze mask ear line and gauze mask piece of tooth.
The cross section of the welding tooth 3 is semicircular; the diameter of the welding teeth 3 is 1cm; in this embodiment, the cross-section of the welding teeth 3 is semicircular, which is beneficial to improving the melting effect and avoiding the bonding of the mask sheet and the mask ear line.
The depth of the welding groove 4 is 0.4cm; in this embodiment, the 4 degree of depth in weld groove is favorable to the reasonable control melt face, is favorable to improving welding strength, is favorable to avoiding simultaneously that the face of weld too big leads to gauze mask piece and gauze mask ear line to bond.
The width of the reinforcing rib 2 is 1.5cm; in this embodiment, the width of the rib 2 affects the melt plane and the conduction effect, and if the rib 2 is too wide, the distribution of the welding teeth 3 will be affected.
The welding table 1 is a cylinder; in this embodiment, the welding table 1 is a cylinder, the bottom of the welding table 1 is circular, and the reinforcing rib 2 penetrates through the center of a circle. In this embodiment, when welding bench 1 is circular, more be favorable to the ultrasonic wave in the evenly distributed of welding bench 1 bottom, and through a large amount of experiments discovery, can be more favorable to reinforcing gauze mask ear line and the breaking strength of the gauze mask body than the welding bench 1 of rectangle. This is probably because a circular shape is more likely to produce a circumferentially uniform divergent force than a rectangular shape, which is advantageous in resisting multi-angle pulling.
The welding head body comprises a first connecting body 6 and a second connecting body 7; the first connecting body 6 is used for connecting a welding machine; the second connecting body 7 is used for connecting the first connecting body 6 and the welding table 1; in this embodiment, first connector 6, second connector 7 and welding bench 1 can adopt integrated into one piece, are favorable to improving structural strength, and in this embodiment, second connector 7 is the round platform structure, is favorable to the ultrasonic wave to the even conduction of welding bench 1, is favorable to improving welding effect.
The first connecting body 6 is provided with an installation adjusting groove 8; in this embodiment, the installation of the adjustment groove 8 is beneficial to installation of the welding head body, is beneficial to adaptation to different welding machines and is beneficial to expansion of application range. In the embodiment, the installation adjusting groove 8 can be reasonably arranged according to different welding machines, and if reasonable connecting threads are arranged, the installation, adjustment and fixation can be facilitated.
Example 3: as shown in fig. 1 to 5, an ultrasonic ear wire horn comprises a horn body and a welding stage 1; the bottom of the welding table 1 is provided with a reinforcing rib 2; defining the geometric center of the bottom of the welding table 1 as a central point, and enabling the reinforcing rib 2 to penetrate through the central point; two sides of the reinforcing rib 2 are provided with convex welding teeth 3; a welding groove 4 is formed between the welding teeth 3; in this embodiment, the welding head body may have a conventional body structure, and the welding head body and the welding table 1 are both made of conventional materials having a certain mechanical strength, and any one of the reasonable materials may be selected as needed.
The utility model discloses set up strengthening rib 2 in the bottom of welding bench 1, be favorable to improving the conduction effect of ultrasonic wave, be favorable to improving welding effect, strengthening rib 2 is favorable to increasing the homogeneity and having the validity of melt surface simultaneously, strengthening rib 2 passes the central point of welding bench 1 bottom, and then sets up welding tooth 3 respectively in its both sides, is favorable to evenly dispersing and evenly transmitting the ultrasonic wave, is favorable to improving welding effect; the reinforcing ribs 2 and the welding teeth 3 are reasonably distributed, so that the mask piece is not easy to be bonded with a welding head, and the processing efficiency is improved; by adopting the welding head of the utility model to weld the mask sheet and the ear line, the fracture strength of the mask ear line and the mask body can reach 18-20N, thus obviously improving the welding firmness of the ear band and being beneficial to improving the use effect; the utility model discloses a soldered connection can be applicable to all ultrasonic welding ear welding machines, including semi-automatic, full-automatic etc, can cover the welding machine of full model, have extensive application range and application prospect.
A chamfer 5 is arranged at the edge of the welding table 1; in this embodiment, chamfer 5's design is favorable to avoiding taking place to weld when 90 degrees angle welds disconnected, is favorable to improving the rupture strength after the welding, is favorable to strengthening the aesthetic property simultaneously. In this embodiment, the chamfer 5 may be a 0.5 × 45 ° chamfer 5.
The welding teeth 3 are strip-shaped and are arranged on two sides of the reinforcing rib 2; this embodiment is red, welds tooth 3 and is the strip, is favorable to evenly distributed and connects strengthening rib 2, and this embodiment gathers, welds 3 arrangements of tooth and sets up, can be favorable to evenly conducting the ultrasonic wave, compares in the meshing of crisscross setting and welds 3 firm degrees of welding that more can improve gauze mask ear line and gauze mask piece of tooth.
The cross section of the welding tooth 3 is semicircular; the diameter of the welding teeth 3 is 2cm; in this embodiment, the cross-section of the welding teeth 3 is semicircular, which is beneficial to improving the melting effect and avoiding the bonding of the mask sheet and the mask ear line.
The depth of the welding groove 4 is 0.6cm; in this embodiment, the 4 degree of depth in weld groove is favorable to the reasonable control melt face, is favorable to improving welding strength, is favorable to avoiding simultaneously that the face of weld too big leads to gauze mask piece and gauze mask ear line to bond.
The width of the reinforcing rib 2 is 2.5cm; in this embodiment, the width of the rib 2 affects the melt plane and the conduction effect, and if the rib 2 is too wide, the distribution of the welding teeth 3 will be affected.
The welding table 1 is a cylinder; in this embodiment, the welding table 1 is a cylinder, the bottom of the welding table 1 is circular, and the reinforcing rib 2 penetrates through the center of a circle. In this embodiment, when welding bench 1 is circular, more be favorable to the ultrasonic wave in the evenly distributed of welding bench 1 bottom, and discover through a large amount of experiments, can be more favorable to reinforcing the breaking strength of gauze mask ear line and the gauze mask body than the welding bench 1 of rectangle. This is probably because a circular shape is more likely to produce a circumferentially uniform divergent force than a rectangular shape, which is advantageous in resisting multi-angle pulling.
The welding head body comprises a first connecting body 6 and a second connecting body 7; the first connecting body 6 is used for connecting a welding machine; the second connecting body 7 is used for connecting the first connecting body 6 and the welding table 1; in this embodiment, first connector 6, second connector 7 and welding bench 1 can adopt integrated into one piece, are favorable to improving structural strength, and in this embodiment, second connector 7 is the round platform structure, is favorable to the ultrasonic wave to the even conduction of welding bench 1, is favorable to improving welding effect.
The first connecting body 6 is provided with an installation adjusting groove 8; in this embodiment, the installation of the adjustment groove 8 is beneficial to installation of the welding head body, is beneficial to adaptation to different welding machines, and is beneficial to expansion of the application range. In the embodiment, the installation adjusting groove 8 can be reasonably arranged according to different welding machines, and if reasonable connecting threads are arranged, the installation, adjustment and fixation can be facilitated.
Example 4: as shown in fig. 1 to 5, an ultrasonic ear wire bonding tool comprises a bonding tool body and a bonding stage 1; the bottom of the welding table 1 is provided with a reinforcing rib 2; defining the geometric center of the bottom of the welding table 1 as a central point, and enabling the reinforcing rib 2 to penetrate through the central point; two sides of the reinforcing rib 2 are provided with convex welding teeth 3; a welding groove 4 is formed between the welding teeth 3; in this embodiment, the welding head body may have a conventional body structure, and the welding head body and the welding table 1 are both made of conventional materials having a certain mechanical strength, and any one of the reasonable materials may be selected as needed.
The utility model discloses set up strengthening rib 2 in the bottom of welding bench 1, be favorable to improving the conduction effect of ultrasonic wave, be favorable to improving welding effect, strengthening rib 2 is favorable to increasing the homogeneity and having the validity of melt face simultaneously, strengthening rib 2 passes the central point of welding bench 1 bottom, and then sets up welding tooth 3 respectively in its both sides, is favorable to evenly dispersing and evenly transmitting the ultrasonic wave, is favorable to improving welding effect; the reinforcing ribs 2 and the welding teeth 3 are reasonably distributed, so that the mask piece is not easy to be bonded with a welding head, and the processing efficiency is improved; by adopting the welding head of the utility model to weld the mask sheet and the ear line, the fracture strength of the mask ear line and the mask body can reach 18-20N, thus obviously improving the welding firmness degree of the ear belt and being beneficial to improving the use effect; the utility model discloses a soldered connection can be applicable to all ultrasonic welding ear welding machines, including semi-automatic, full-automatic etc. can cover the welding machine of full model, has extensive application range and application prospect.
A chamfer 5 is arranged at the edge of the welding table 1; in this embodiment, chamfer 5's design is favorable to avoiding taking place to weld when 90 degrees angle welds disconnected, is favorable to improving the rupture strength after the welding, is favorable to strengthening the aesthetic property simultaneously. In this embodiment, the chamfer 5 may be a 0.5 × 45 ° chamfer 5.
The welding teeth 3 are strip-shaped and are arranged on two sides of the reinforcing rib 2; this embodiment is red, welds tooth 3 and is the strip, is favorable to evenly distributed and connects strengthening rib 2, and this embodiment gathers, welds 3 arrangements of tooth and sets up, can be favorable to evenly conducting the ultrasonic wave, compares in the meshing of crisscross setting and welds 3 firm degrees of welding that more can improve gauze mask ear line and gauze mask piece of tooth.
The cross section of the welding tooth 3 is semicircular; the diameter of the welding teeth 3 is 1.5cm; in this embodiment, the cross-section of the welding teeth 3 is semicircular, which is beneficial to improving the melting effect and avoiding the bonding of the mask sheet and the mask ear line.
The depth of the welding groove 4 is 0.5cm; in this embodiment, the 4 degree of depth in weld groove is favorable to the reasonable control melt face, is favorable to improving welding strength, is favorable to avoiding simultaneously that the face of weld too big leads to gauze mask piece and gauze mask ear line to bond.
The width of the reinforcing rib 2 is 2cm; in this embodiment, the width of the rib 2 affects the melt plane and the conduction effect, and if the rib 2 is too wide, the distribution of the welding teeth 3 will be affected.
The welding table 1 is a cylinder; in this embodiment, the welding table 1 is a cylinder, the bottom of the welding table 1 is circular, and the reinforcing rib 2 penetrates through the center of a circle. In this embodiment, when welding bench 1 is circular, more be favorable to the ultrasonic wave in the evenly distributed of welding bench 1 bottom, and discover through a large amount of experiments, can be more favorable to reinforcing the breaking strength of gauze mask ear line and the gauze mask body than the welding bench 1 of rectangle. This is probably because a circular shape is more likely to produce a circumferentially uniform divergent force than a rectangular shape, which is advantageous in resisting multi-angle pulling.
The welding head body comprises a first connecting body 6 and a second connecting body 7; the first connecting body 6 is used for connecting a welding machine; the second connecting body 7 is used for connecting the first connecting body 6 and the welding table 1; in this embodiment, first connector 6, second connector 7 and welding bench 1 can adopt integrated into one piece, are favorable to improving structural strength, and in this embodiment, second connector 7 is the round platform structure, is favorable to the ultrasonic wave to the even conduction of welding bench 1, is favorable to improving welding effect.
The first connecting body 6 is provided with an installation adjusting groove 8; in this embodiment, the installation of the adjustment groove 8 is beneficial to installation of the welding head body, is beneficial to adaptation to different welding machines and is beneficial to expansion of application range. In the embodiment, the installation adjusting groove 8 can be reasonably arranged according to different welding machines, and if reasonable connecting threads are arranged, the installation, adjustment and fixation can be facilitated.
Example 5: the effect of different welded tooth structures on the fracture strength.
Experimental example 1: welding the mask sheet and the mask ear line by using a welding head with the same structure as that of the embodiment 4;
comparative example 1: the same welding head as that used in example 4 was used to weld the mask sheet and mask ear line, except that there was no rib structure and the teeth were in a grid pattern as shown in fig. 5.
The breaking strength of the ear wire and the mask body of the masks of comparative example 1 and example 1 was tested, and the results thereof are shown in table 1 below.
Table 1 breaking strength of ear wire and mask body of comparative example 1 and example 1
Wherein the adhesion ratio is (total number of welded samples-number of samples where no adhesion occurred)/total number of welded samples.
Example 6: the effect of different weld table configurations on the fracture strength.
Experimental example 1: welding a mask sheet and a mask ear line by using a welding head with the same structure as that of the embodiment 4; comparative example 1: welding a mask sheet and a mask ear line by using a welding head with the same structure as that of the embodiment 4, wherein the difference is only that a welding table adopts a prism, and the edge of the welding table is not provided with a chamfer; the breaking strength of the ear wire and the mask body of the masks of comparative example 1 and example 1 was tested, and the results thereof are shown in table 2 below.
| Experimental example 1 | Comparative example 1 | |
| Breaking strength | 19N | 14N |
| Rate of adhesion | 0% | 60% |
Wherein the adhesion ratio is (total number of welded samples-number of samples where no adhesion occurred)/total number of welded samples.
Although the present invention 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 invention.
Claims (9)
1. An ultrasonic ear wire welding head comprises a welding head body and a welding table; the method is characterized in that: the bottom of the welding table is provided with a reinforcing rib; defining the geometric center of the bottom of the welding table as a central point, and enabling the reinforcing rib to penetrate through the central point; the two sides of the reinforcing rib are provided with convex welding teeth; and welding grooves are formed among the welding teeth.
2. The ultrasonic earline horn of claim 1 wherein: and the edge of the welding table is provided with a chamfer.
3. The ultrasonic earline horn of claim 1 wherein: the welding teeth are strip-shaped and are arranged on two sides of the reinforcing rib.
4. The ultrasonic earline horn of claim 3 wherein: the cross section of the welding tooth is semicircular; the diameter of the welding teeth is 1-2cm.
5. The ultrasonic earline horn of claim 1 wherein: the depth of the welding groove is 0.4-0.6cm.
6. The ultrasonic earline horn of claim 1 wherein: the width of the reinforcing rib is 1.5-2.5cm.
7. The ultrasonic earline horn of claim 1 wherein: the welding table is a cylinder.
8. The ultrasonic earline horn of claim 1 wherein: the welding head body comprises a first connecting body and a second connecting body; the first connecting body is used for connecting a welding machine; the second connecting body is used for connecting the first connecting body and the welding table.
9. The ultrasonic earline horn of claim 8 wherein: and the first connecting body is provided with an installation adjusting groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222260233.8U CN217851528U (en) | 2022-08-26 | 2022-08-26 | Ultrasonic ear wire welding head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222260233.8U CN217851528U (en) | 2022-08-26 | 2022-08-26 | Ultrasonic ear wire welding head |
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| CN217851528U true CN217851528U (en) | 2022-11-22 |
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| CN202222260233.8U Active CN217851528U (en) | 2022-08-26 | 2022-08-26 | Ultrasonic ear wire welding head |
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