CN211763565U - Continuous welding machine for ear belt - Google Patents

Abstract

The utility model belongs to the technical field of mask production equipment, in particular to a continuous welding machine for ear bands, which comprises a first bracket, a first feeding mechanism, a second feeding mechanism, a welding assembly and a conveying mechanism; the first feeding mechanism is arranged at the top of the first bracket and used for receiving incoming materials of the ear belt; the feeding mechanism is arranged below the first feeding mechanism and used for conveying the ear belt lines, and comprises a rotating frame, a plurality of elastic ear belt mechanisms and a plurality of pressure shear welding mechanisms; each elastic lug belt mechanism and each pressure shear welding mechanism are alternately arranged on a rotating frame, and the rotating frame is rotationally connected with the first support; the second feeding mechanism is arranged at the side of the rotating frame and used for receiving the incoming material of the mask body; the welding assembly is arranged below the rotating frame and used for welding the ear belt line on the mask body; the conveying mechanism is arranged between the rotating frame and the welding assembly and used for conveying finished products, and the elastic lug belt mechanism and the pressure shear welding mechanism are arranged on the equipment, so that the whole equipment greatly improves the working efficiency.

Description

Continuous welding machine for ear belt

Technical Field

The utility model belongs to the technical field of gauze mask production facility, especially, relate to an ear area continuous welding machine.

Background

The mask is a sanitary article, is generally worn at the mouth and nose part for filtering air entering the mouth and nose so as to achieve the purpose of preventing harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, is made of gauze or paper and the like, has a certain filtering effect on air entering the lung, and has a very good effect when the mask is worn in operation in an environment polluted by dust and the like when respiratory infectious diseases are prevalent.

The gauze mask includes gauze mask main part and ear area, the ear area is fixed in the gauze mask main part, the effect in order to reach filtered air is fixed with the gauze mask main part to the effect in the face of user in the ear area, current ultrasonic wave gauze mask ear area welding machine is including the equipment platform, still including the frame of locating the equipment platform, locate the winding mechanism of frame, be used for providing the line mechanism of moving the line and preparing the line mechanism, cargo platform and a plurality of ultrasonic welding device of locating the cargo platform top, it is through being equipped with winding mechanism and preparing the line mechanism, separately accomplish wire-wound action and the action of preparing the line respectively, the welded stability has been guaranteed, thereby gauze mask ear area welded automation has been realized.

Although the production precision of the ear belt welding machine is improved to a certain extent, the mechanism is complex in composition and is not beneficial to improving the production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ear area continuous welding machine aims at solving the ear area welding machine among the prior art because the constitution is more complicated, leads to the technical problem that production efficiency is lower.

In order to achieve the purpose, the embodiment of the utility model provides a continuous welding machine for ear bands, which comprises a first bracket, a first feeding mechanism, a second feeding mechanism, a welding assembly and a conveying mechanism; the first feeding mechanism is arranged at the top of the first bracket and used for receiving incoming materials of the ear belt; the feeding mechanism is arranged below the first feeding mechanism and used for conveying the ear belt lines, and comprises a rotating frame, a plurality of elastic ear belt mechanisms and a plurality of pressure shear welding mechanisms; each elastic lug belt mechanism and each pressure shear welding mechanism are alternately arranged on the rotating frame, and the rotating frame is rotationally connected with the first support; the second feeding mechanism is arranged at the side of the rotating frame and used for receiving the incoming material of the mask body; the welding assembly is arranged below the rotating frame and used for welding the ear belt line on the mask body; the conveying mechanism is arranged between the rotating frame and the welding assembly and used for conveying finished products.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the continuous welding machine of ear area have one of following technological effect at least: the utility model discloses an ear strap continuous welding machine, during operation, firstly, wear to establish ear strap line at the feed inlet of first feed mechanism, then convey the ear strap line to the feed inlet of feeding mechanism through first feed mechanism, feeding mechanism receives ear strap line and conveys the ear strap line to welding assembly top and wait to weld at this moment, when coming to welding assembly top from the gauze mask body that second feeding mechanism entered, the ear strap line that feeding mechanism carried just can coincide with the gauze mask body that second feeding mechanism carried, welding assembly welds ear strap line and gauze mask body at this moment, the finished product after the welding leaves first support under the drive of conveying mechanism, the feeding mechanism of this device can realize carrying out length adjustment and compressing tightly and shearing ear strap line with the ear strap line that first feeding mechanism received, the numerous and varied stations of traditional ear strap welding machine have been removed, make the constitution mechanism of whole device more reasonable and simple and convenient, be favorable to realizing high automation among the whole process of production gauze mask, the elasticity ear area mechanism and the pressure shear welding mechanism that this equipment set up moreover for the mechanism of whole equipment becomes simpler, and is operated more easily moreover, has improved work efficiency by a wide margin.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an ear belt continuous welding machine provided by the embodiment of the present invention.

Fig. 2 is another schematic structural diagram of an ear strip continuous welding machine provided by the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a feeding mechanism of the continuous welding machine for ear straps provided by the embodiment of the present invention.

Fig. 4 is a schematic structural view of an elastic ear band mechanism of the ear band continuous welding machine provided by the embodiment of the utility model.

Fig. 5 is a schematic structural diagram of a pressure shear welding mechanism of the ear strip continuous welding machine provided by the embodiment of the invention.

Fig. 6 is a schematic structural diagram of a pressing mechanism of the continuous welding machine for ear straps according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a shearing mechanism of the continuous welding machine for ear straps according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a welding mechanism of the ear strip continuous welding machine according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-first support 20-first feeding mechanism 21-winding mechanism

22-first driving mechanism 23-belt feeding mechanism 24-induction mechanism

25-adjusting mechanism 30-feeding mechanism 31-rotating frame

32 connecting shaft 33 cam seat 34 first cam

35-second cam 36-third cam 40-elastic ear belt mechanism

50-compression shear welding mechanism 60-second feeding mechanism 61-compression roller mechanism

62-second driving mechanism 70-welding assembly 80-conveying mechanism

221-motor 222-reduction box 231-belt conveying frame

232-third roller 241-inductor 242-fourth roller

251-guide 252-adjusting slide 253-mechanical arm

321-belt pulley 322-belt 331-lug boss

410-second bracket 411-second connecting column 412-avoiding groove

413 fifth threaded hole 420 guide assembly 421 frame

422-bearing 423-connecting shaft 424-circlip

425-first connecting column 430-jacking assembly 431-ejector rod

432-fixed block 441-spring 450-accommodating cavity

510-third support 511-sixth via hole 520-hold-down mechanism

521-first connecting component 522-jacking component 523-pressing arm

524-third connecting column 525-fourth connecting column 530-shearing mechanism

531-second connecting assembly 532-blade 533-fifth connecting column

534-fixed shaft 540-welding mechanism 541-third connecting component

542-welding arm 543-sixth connecting column 544-seventh connecting column

551-first spring 552-second spring 553-third spring

554-fourth spring 555-fifth spring 611-first roller

612-second roller 621-first roller 622-second roller

4211-mounting cavity 4212-first via hole 4213-second via hole

4214, third via hole 4215, fourth threaded hole 4251 and first threaded hole

4321-second screwed hole 4322-third screwed hole 5211-first frame

5212 first bearing 5213 first connecting shaft 5231 fourth via hole

5311 second frame 5312 second bearing 5313 second connecting shaft

5321-connecting section 5322-shearing section 5411-third frame

5412-third bearing 5413-third connecting shaft 6111-first gear

6121, second gear 6122, chain wheel 52111 and first mounting cavity

52112 the fifth via hole 53111, the second mounting cavity 54111, and the third mounting cavity

54112-seventh via 54113-eighth via.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1-2, a continuous welding machine for ear bands is provided, which includes a first support 10, a first feeding mechanism 20, a feeding mechanism 30, a second feeding mechanism 60, a welding assembly 70, and a conveying mechanism 80; the first feeding mechanism 20 is arranged at the top of the first bracket 10 for receiving the incoming material of the ear belt; the feeding mechanism 30 is arranged below the first feeding mechanism 20 and used for conveying the ear belt lines, and the feeding mechanism 30 comprises a rotating frame 31, a plurality of elastic ear belt mechanisms 40 and a plurality of compression shear welding mechanisms 50; each elastic ear band mechanism 40 and each pressure shear welding mechanism 50 are alternately arranged on the rotating frame 31, and the rotating frame 31 is rotatably connected with the first support 10; the second feeding mechanism 60 is arranged beside the rotating frame 31 for receiving the incoming material of the mask body; the welding assembly 70 is arranged below the rotating frame 31 and is used for welding the ear strap line on the mask body; the conveying mechanism 80 is disposed between the rotating frame 31 and the welding assembly 70 for conveying the finished product.

Specifically, the utility model discloses an ear belt continuous welding machine, in operation, at first, wear to establish the ear belt line at the feed inlet of first feed mechanism 20, then convey the ear belt line to the feed inlet of feed mechanism 30 through first feed mechanism 20, feed mechanism 30 receives the ear belt line and conveys the ear belt line to welding assembly 70 top and awaits the welding at this moment, when coming to welding assembly 70 from the gauze mask body that second feed mechanism 60 got into, the ear belt line that feed mechanism 30 carried just can coincide with the gauze mask body that second feed mechanism 60 carried, welding assembly 70 welds ear belt line and gauze mask body at this moment, the finished product after the welding leaves first support 10 under the drive of feed mechanism 80, feed mechanism 30 of this device can carry out length adjustment and compress tightly and cut the ear belt line with the realization with the ear belt line that first feed mechanism 20 received, a plurality of complicated stations of the traditional ear belt welding machine are removed, so that the forming mechanism of the whole device is more reasonable and simple, the high automation is realized in the whole process of producing the mask, and the tightness ear belt mechanism 40 and the compression shear welding mechanism 50 arranged on the device are used for simplifying the mechanism of the whole device, facilitating the operation and greatly improving the working efficiency.

In another embodiment of the present invention, as shown in fig. 1 to 2, the first feeding mechanism 20 includes a winding mechanism 21, a first driving mechanism 22 and a tape feeding mechanism 23; the winding mechanism 21, the first driving mechanism 22 and the tape feeding mechanism 23 are fixedly connected with the top of the first support 10, the winding mechanism 21 and the tape feeding mechanism 23 are adjacently arranged, the output end of the winding mechanism 21 and the input end of the tape feeding mechanism 23 are located on the same straight line, and the output end of the first driving mechanism 22 is connected with the input end of the winding mechanism 21. Specifically, the winding mechanism 21 and the tape feeding mechanism 23 are both disposed on the top end surface of the first frame 10, and the output end of the winding mechanism 21 and the input end of the tape feeding mechanism 23 are in the same line, that is, when the ear tapes are threaded through the winding mechanism 21, the ear tapes are gripped and conveyed by the first roller 621 and the second roller 622 on the winding mechanism 21, the ear tapes output by the first roller 621 and the second roller 622 can be exactly lapped on the tape feeding frame 231 disposed on the tape feeding mechanism 23, and the third roller 621 is connected to the tape feeding frame 231, so that the ear tapes output by the first roller 621 and the second roller 622 can be lapped on the third roller 232 without bending, and such an arrangement is favorable for the wire drawing arrangement of the whole device, so that the length of the ear tapes can be ensured at the time of finally welding the ear tapes, and is favorable for improving the accuracy of the whole device, the first driving mechanism 22 of the device consists of a motor 221 and a reduction box 222, and the arrangement can realize the adjustment of the speed of the eardrum line by controlling the rotating speed of the motor 221.

In another embodiment of the present invention, as shown in fig. 1-2, the first feeding mechanism 20 further includes an induction mechanism 24 and an adjusting mechanism 25, the induction mechanism 24 and the adjusting mechanism 25 are both fixedly connected to the top of the first frame 10, the induction mechanism 24 is disposed between the winding mechanism 21 and the tape feeding mechanism 23, and the adjusting mechanism 25 is disposed below the tape feeding mechanism 23. Specifically, when the ear strap line passes through the first roller 621 and the second roller 622 arranged on the winding mechanism 21, the sensing mechanism 24 is arranged between the winding mechanism 21 and the tape feeding mechanism 23, the sensing mechanism 24 is provided with the sensor 241 and the fourth roller 242, the ear strap line enters the fourth roller 242 from the output end of the winding mechanism 21, the sensor 241 arranged on the sensing mechanism 24 can realize the accurate control of the length of the ear strap line, that is, in the final welding process, a user can regulate and control the length of the ear strap line so as to achieve the required length of the user, the device is further provided with the adjusting mechanism 25, the adjusting mechanism 25 is provided with the guide rail 251, the adjusting slider 252 and the mechanical arm 253, when the ear strap line is output from the output end of the tape feeding mechanism 23, the adjusting slider 252 receives the output ear strap line, and the ear strap line passes through the guide rail 251 and the mechanical arm 253 arranged on the top of the first support 10, the position of the lug wire can be adjusted before the lug wire enters the feeding mechanism 30, namely the lug wire is orderly arranged before the lug wire enters the feeding mechanism 30 and then can enter the feeding mechanism 30 orderly, and during welding, because the lug wire is accurately adjusted, welded products can be guaranteed with high precision, and the device is beneficial to improving the precision.

In another embodiment of the present invention, as shown in fig. 1 to 3, the feeding mechanism 30 includes a connecting shaft 32, both ends of the connecting shaft 32 are tightly fitted and connected to the rotating frame 31, and both ends of the connecting shaft 32 are rotatably connected to the first support 10. Specifically, the rotating frame 31 and the connecting shaft 32 are tightly fitted and connected and then arranged on the first bracket 10, the connecting shaft 32 is provided with a belt 322 and a belt 322 wheel 321, and the belt 322 wheel 321 are connected with the second driving mechanism 62 through the belt 322.

In another embodiment of the present invention, as shown in fig. 1 to 3, the feeding mechanism 30 further includes a cam seat 33, the cam seat 33 is tightly fitted and connected with the connecting shaft 32, and the protruding portion 331 of the cam seat 33 is slidably connected with each of the guiding assemblies 420. Specifically, start the power of second actuating mechanism 62, connecting axle 32 is driven, thereby make the cam seat 33 of connection on connecting axle 32 also be in the same place driven, the cam seat 33 that sets up on this device just can with the cooperation of the direction subassembly on the elasticity ear area mechanism 40, realize mechanical cooperation between cam seat 33 and the elasticity ear area mechanism 40 of setting on connecting axle 32, the cooperation of cam seat 33 and elasticity ear area mechanism 40 is simple and convenient, the mechanical structure who has avoided complicacy on the traditional machine, namely realize ingenious cooperation between the cam seat 33 that whole process set up through this device and the direction subassembly on the elasticity ear area mechanism 40, be favorable to improving economic nature.

In another embodiment of the present invention, as shown in fig. 1 to 5, the feeding mechanism 30 further includes a first cam 34, a second cam 35 and a third cam 36, the first cam 34, the second cam 35 and the third cam 36 are all tightly fitted and connected to the connecting shaft 32, and the first cam 34, the second cam 35 and the third cam 36 are respectively connected to the pressing mechanism 520, the shearing mechanism 530 and the welding mechanism 540 in a sliding fit manner. Specifically, the first cam 34, the second cam 35, and the third cam 36 are tightly fitted and connected to the connecting shaft 32, and a first shaft sleeve (not shown), a second shaft sleeve (not shown), and a third shaft sleeve (not shown) are respectively disposed on the first cam 34, the second cam 35, and the third cam 36, the first cam 34, the second cam 35, and the third cam 36 are respectively fitted to the connecting shaft 32 through the first shaft sleeve, the second shaft sleeve, and the third shaft sleeve, and fasteners (not shown) are respectively inserted into threaded holes (not shown) formed in the first shaft sleeve, the second shaft sleeve, and the third shaft sleeve, so as to tightly connect the first cam 34, the second cam 35, and the third cam 36 to the connecting shaft 32, so that the connectivity is tighter, when the compression-shear welding mechanism 50 reaches the processing position, the compression-welding mechanism 540 contacts with the first cam 34, the second cam 35, and the third cam 36 disposed on the device, the mechanical matching between the first cam 34, the second cam 35, the third cam 36 and the compression-shear welding mechanism 50 arranged on the connecting shaft 32 is realized, the matching between the first cam 34, the second cam 35, the third cam 36 and the compression-shear welding mechanism 50 is simple and convenient, the complex mechanical structure on the traditional machine is avoided, namely, the ingenious matching is realized between the first cam 34, the second cam 35, the third cam 36 and the compression-shear welding mechanism 50 arranged in the whole process through the device, the economy is improved, the operation is easier, the maintenance and the maintenance of the winding mechanism 21 by an operator are facilitated, and the time that the production work cannot be carried out due to the shutdown maintenance of external equipment is greatly reduced.

In another embodiment of the present invention, as shown in fig. 1-2, the number of the elastic ear band mechanisms 40 and the pressure shear welding mechanisms 50 is eight. Specifically, the quantity of elasticity ear area mechanism 40 and the pressure shear welding mechanism 50 that this device set up is eight, and the quantity that sets up is too few can influence the degree of fit between the overall structure for the time that needs wait in the course of working is prolonged, and the space grow that the overall structure occupy is makeed to the quantity that sets up too much, has increased overall structure's occupation of land space.

In another embodiment of the present invention, as shown in fig. 1-2, the second feeding mechanism 60 includes a pressing roller mechanism 61 and a second driving mechanism 62, the pressing roller mechanism 61 is disposed on the side of the rotating frame 31, and the output end of the second driving mechanism 62 is connected to the input end of the pressing roller mechanism 61. Specifically, the pressure roller mechanism 61 is disposed at a side of the rotating frame 31, that is, at a feeding position of the mask body, the pressure roller mechanism 61 includes a first roller 611 and a second roller 612, the first roller 611 and the second roller 612 are both disposed on a frame of the pressure roller mechanism 61, the first roller 611 and the second roller 612 are respectively provided with a first gear 6111 and a second gear 6121, the first gear 6111 and the second gear 6121 are engaged and connected, the second roller 612 is further provided with a sprocket 6122, the sprocket 6122 is connected with the second driving mechanism 62, when the power supply of the second driving mechanism 62 is started, the first roller 611 and the second roller 612 move in opposite directions, a traction force is generated between the first roller 611 and the second roller 612 to pull the mask body and flatten the mask body, so as to convey the mask body to a next station for processing, a gap between the first roller 611 and the second roller 612 can be adjusted according to an actual production situation, is favorable for improving the production precision.

In another embodiment of the present invention, as shown in fig. 1-2, the conveying mechanism 80 is disposed below the rotating frame 31, the conveying direction of the conveying mechanism 80 is the same as the feeding direction of the pressing roller mechanism 61, and the conveying direction of the conveying mechanism 80 and the feeding direction of the pressing roller mechanism 61 are on the same straight line. Specifically, conveying mechanism 80 includes two slide rails (not shown) and slide (not shown), two parallel and the symmetry setting of slide rail are in the below of swivel mount 31, the input of two slide rails and the output of compression roller mechanism 61 are connected, be provided with the slide of a loading gauze mask body on two slide rails, when the gauze mask body is exported the slide from the output of compression roller mechanism 61, the slide welds the gauze mask body along the below that two slide rails come to swivel mount 31, after the welding was accomplished, the slider is loading the finished product and is coming to the unloading department along two slide rails and carry out the unloading.

In another embodiment of the present invention, as shown in fig. 1-2, the welding assembly 70 is disposed below the conveying mechanism 80, and the output end of the welding assembly 70 is connected to the output end of each of the compression-shear welding mechanisms 50. Specifically, when the gauze mask body is exported on the slide from the output of compression roller mechanism 61, when the slide comes the below of swivel mount 31 along two slide rails, at this moment, welding mechanism 540's output just can with the output adaptation connection of pressure shear welding mechanism 50, that is to say, welding mechanism 540 can cooperate with pressure shear welding mechanism 50, compress tightly the ear strip line on the gauze mask body, then cut the ear strip line through pressure shear welding mechanism 50, weld the ear strip line through pressure shear welding mechanism 50 at last, this device's welding mechanism 540 is ultrasonic welding machine, the welding effect that uses ultrasonic welding machine is better, be difficult to drop between ear strip line and the gauze mask body after the welding, be favorable to product quality's promotion.

In another embodiment of the present invention, as shown in fig. 1 to 4, a resilient ear band mechanism is provided, including a second support 410, a guiding assembly 420, a jacking assembly 430 and a second elastic member, the guiding assembly 420 passes through the second support 410 and is elastically connected to the second elastic member, the guiding assembly 420 is disposed on the second support 410 for guiding the second support 410 to move, the second support 410 and a containing cavity 450 for containing the jacking assembly 430 is formed between the guiding assembly 420, the jacking assembly 430 is disposed in the containing cavity 450, one end of the jacking assembly 430 is connected to the guiding assembly 420 for fixing the jacking assembly 430, and the other end of the jacking assembly 430 is slidably connected to the second support 410 for winding an ear band wire.

Specifically, the utility model discloses an elasticity ear area mechanism, in operation, at first twine the ear area line on guide assembly 420, when stretching the ear area line to the side of jacking subassembly 430, twine the ear area line half a week along the profile of jacking subassembly 430, then stretch the ear area line and get back to the next mechanism of external equipment, at this moment accomplish the winding of ear area line, at this moment, start the power of external equipment, elasticity ear area mechanism is circular motion along the axle center of external equipment, when elasticity ear area mechanism reachs the processing position, a cam that sets up on the external equipment just can cooperate with guide assembly 420 on the elasticity ear area mechanism, the arch on the cam backs up guide assembly 420, jacking subassembly 430 with guide assembly 420 fixed connection is also backed up, the ear area line through elasticity ear area mechanism is adjusted to suitable length, when the gauze mask main part passes under the ear area line, external equipment just can carry out the welding of ear strap line to the gauze mask body, get back to the top after elasticity ear strap mechanism accomplishes a process, at this moment the flange on the cam separates with guide assembly 420, because be connected through the second elastic component between guide assembly 420 and the second support 410, guide assembly 420 replies the initial position under the effect of elasticity, that is to say also can reply the initial position with guide assembly 420 fixed connection's jacking subassembly 430, then jacking subassembly 430 carries out the iterative process to the ear strap line, realize ingenious cooperation between the cam that whole process set up through external equipment and the guide assembly 420 on the elasticity ear strap mechanism.

In another embodiment of the present invention, as shown in fig. 1 to 4, the guiding assembly 420 includes a frame 421, a bearing 422 and a connecting shaft 423; the frame 421 is connected to the second support 410 in a sliding fit manner, the connecting shaft 423 is inserted into the bearing 422, the frame 421 is provided with an installation cavity 2411, the bearing 422 and the connecting shaft 423 are both arranged in the installation cavity 2411, the frame 421 is further provided with two first through holes 4212 for fixing the connecting shaft 423, and two ends of the connecting shaft 423 are respectively connected to the two first through holes 4212 in a tight fit manner. Specifically, after the connecting shaft 423 and the bearing 422 are matched through the shaft holes, the connecting shaft 423 and the bearing 422 are installed in an installation cavity 2411 formed in one end of the frame 421, the space occupied by the connecting shaft 423 and the bearing 422 can be reduced, the installation cavity 2411 formed in the frame 421 provides protection for the connecting shaft 423 and the bearing 422, so that the connecting shaft 423 and the bearing 422 installed in the installation cavity 2411 are not easily damaged to cause equipment to have problems, the frame 421 is further provided with two first via holes 4212, the shaft holes can be matched with two ends of the connecting shaft 423 through the two first via holes 4212, the connecting shaft 423 can be installed in the installation cavity 2411 more stably, the positions of the connecting shaft 423 are limited through the two first via holes 4212, and the matching of the connecting shaft 423 and the frame 421 is more precise.

In another embodiment of the present invention, as shown in fig. 1 to 4, the guiding assembly 420 further includes two clamp springs 424, two of the clamp springs 424 are respectively connected to the two ends of the connecting shaft 423 to limit the connecting shaft 423 to shift.

In another embodiment of the present invention, as shown in fig. 1 to 4, the guiding assembly 420 further includes a first connecting post 425, the frame 421 has a second through hole 4213, the first connecting post 425 is tightly fitted and connected with the second through hole 4213, the second support 410 is provided with two second connecting posts 411 corresponding to the first connecting post 425, and the first connecting post 425 and two second connecting posts 411 are elastically connected through a spring 441. Specifically, a second via hole 4213 has been seted up on frame 421, second via hole 4213 can carry out the shaft hole cooperation with first spliced pole 425, thereby make first spliced pole 425 can assemble closely on frame 421, also be provided with two second spliced poles 411 on the lateral wall of second support 410, the position of two second spliced poles 411 corresponds with first spliced pole 425's position, two second spliced poles 411 can be connected through spring 441 with the both ends of first spliced pole 425, owing to there is the effect of spring 441, make guide component 420 can remain initial state throughout, thereby realize the tight top to the eardrum line.

In another embodiment of the present invention, as shown in fig. 1 to 4, the first connecting column 425 has a first threaded hole 4251, the frame 421 has a third through hole 4214, and the first threaded hole 4251 is connected to the third threaded hole 4322 through a fastening member (not shown).

In another embodiment of the present invention, as shown in fig. 1 to 4, the jacking assembly 430 includes a top rod 431 and a fixed block 432, the fixed block 432 is fixedly connected to the guiding assembly 420, the top rod 431 is slidably connected to the second bracket 410, and the top of the fixed block 432 is slidably connected to the top rod 431. Specifically, be provided with jacking subassembly 430 on frame 421, make frame 421 can drive jacking subassembly 430 together to move when being promoted and accomplish the top tight of ear belt line, the jacking piece has ejector pin 431 and fixed block 432 to constitute, can dismantle between fixed block 432 and the frame 421 and connect, the change of user of service to equipment spare part has been made things convenient for, a spout (not shown) has been seted up at the top of fixed block 432, insert ejector pin 431 in the spout, can realize ejector pin 431's free removal, that is to say that user can adjust the length of ejector pin 431 as required, thereby reach the adjustment to ear belt line length.

In another embodiment of the present invention, as shown in fig. 1 to 4, two second threaded holes 4321 are formed in the top side wall of the fixed block 432, the two second threaded holes 4321 run through two ends of the center of the fixed block 432, the ejector rod 431 is symmetrical, the ejector rod 431 is disposed between the two second threaded holes 4321, and two fasteners (not shown) can be inserted into the second threaded holes 4321 for fixing the ejector rod 431.

In another embodiment of the present invention, as shown in fig. 1 to 4, a third threaded hole 4322 is formed in the bottom of the fixed block 432 and penetrates through the center of the fixed block, a fourth threaded hole 4215 corresponding to the third threaded hole 4322 is formed in the frame 421, and the third threaded hole 4322 is connected to the fourth threaded hole 4215 by a fastener.

In another embodiment of the present invention, as shown in fig. 1 to 4, the top of the second bracket 410 is provided with a space-avoiding groove 412 arranged along the length direction thereof, and the space-avoiding groove 412 is connected with the top rod 431 in a sliding fit manner.

In another embodiment of the present invention, as shown in fig. 1 to 4, a plurality of fifth threaded holes 413 are further opened on the top of the second bracket 410, and each of the fifth threaded holes 413 all penetrates through two ends of the center thereof for being connected with an external device.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, and 5, a compression-shear welding mechanism is provided, which includes a third support 510, a pressing mechanism 520, a shearing mechanism 530, a welding mechanism 540, and a plurality of third elastic members; the pressing mechanism 520, the cutting mechanism 530 and the welding mechanism 540 are elastically connected with the third support 510 through the third elastic members, the pressing mechanism 520 is rotatably connected with the third support 510 to press the ear band wire, the cutting mechanism 530 is rotatably connected with the third support 510 to cut the ear band wire, and the welding mechanism 540 is slidably connected with the third support 510 to fix the position of the ear band wire.

Specifically, the utility model discloses a pressure shear welding mechanism, during operation, at first, twine the ear area line in the side of hold-down mechanism 520, at this moment, start the power of external equipment, pressure shear welding mechanism is along the axis circular motion of external equipment, when pressure shear welding mechanism reachs the processing position, hold-down mechanism 520 and the first cam contact that sets up on the external equipment this moment, the hold-down mechanism 520 is backed down to the first cam, hold-down mechanism 520 is being close to third support 510 gradually and will twine the ear area line on hold-down mechanism 520 to compress tightly under the circumstances that receives external force, then the second cam that sets up on the external equipment contacts with shearing mechanism 530, the second cam is backed down shearing mechanism 530, shearing mechanism 530 moves towards the opposite direction gradually and cuts off the ear area line under the circumstances that receives external force, at this moment, the third cam that sets up on the external equipment contacts with welding mechanism 540, when the third cam jacks the welding mechanism 540, the welding mechanism 540 pushes the ear strap wire to the direction of the ultrasonic welding machine under the condition of external force, at the moment, the ultrasonic welding machine and the welding mechanism 540 fix the position of the ear strap wire and weld the ear strap wire, and the whole process realizes ingenious matching among the pressing mechanism 520, the shearing mechanism 530 and the welding mechanism 540 on the press-shear welding mechanism through the first cam, the second cam and the third cam which are arranged on external equipment.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5 and 6, the pressing mechanism 520 includes a first connecting component 521, a jacking mechanism 522 and two pressing arms 523; the first connecting assembly 521 is connected with the third bracket 510 in a sliding fit manner, the jacking mechanism 522 is fixedly connected with the first connecting assembly 521, and the two pressure arms 523 are arranged at two sides of the jacking mechanism 522 and are rotatably connected with the third bracket 510. Specifically, the first connecting assembly 521 is connected with the third bracket 510 by a third elastic member, so that the first connecting assembly 521 is always kept in an initial state, when a first cam arranged on an external device contacts the first connecting assembly 521 and pushes the first connecting assembly 521 open, the jacking mechanism 522 fixedly connected with the first connecting assembly 521 is also pushed open, two pressure arms 523 arranged beside the jacking mechanism 522 are extruded by the jacking mechanism 522, a connecting section 5321 of the two pressure arms 523 is rotatably connected with the third bracket 510, the two pressure arms 523 are continuously extruded by the jacking mechanism 522, and finally the pressing sections of the two pressure arms 523 are tightly fitted with the third bracket 510, so that the two pressure arms 523 press the ear belt line on the third bracket 510, and further, the next step of the process is realized.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, and 6, the first connecting assembly 521 includes a first frame 5211, a first bearing 5212 and a first connecting shaft 5213, the first frame 5211 is connected with the third support 510 in a sliding fit manner, the first frame 5211 is fixedly connected with the jacking mechanism 522, a first mounting cavity 52111 is formed on the frame, the first bearing 5212 and the first connecting shaft 5213 are both disposed in the first mounting cavity 52111, the first connecting shaft 5213 is disposed on the first bearing 5212, and two ends of the first connecting shaft 5213 are respectively connected with the first frame 5211 in a tight fit manner.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5 and 6, the pressing mechanism 520 further includes two third connecting posts 524 and two fourth connecting posts 525, two fourth via holes 5231 have been opened on the pressing arm 523, two fifth via holes 52112 have been opened on the first frame 5211 the third connecting post 524 is respectively connected with two fourth via holes 5231 in a tight fit manner, two the fourth connecting posts 525 are respectively connected with two fourth via holes 5231 in a tight fit manner, two the third connecting posts 524 are elastically connected with each other through the first spring 551, two the fourth connecting posts 525 and the third support 510 are elastically connected through the second spring 552.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, 7, the shearing mechanism 530 includes a second connecting assembly 531 and two blades 532; the second connecting assembly 531 is connected with the third support 510 in a sliding fit manner, the two blades 532 are provided with connecting sections 5321 and cutting sections 5322, the connecting sections 5321 of the two blades 532 are rotatably connected with the second connecting assembly 531, and the cutting sections 5322 of the two blades 532 are rotatably connected with the third support 510. Specifically, when the second cam provided on the external device contacts the second connecting member 531 and pushes the second connecting member 531 open, the two blades 532 rotatably connected to the second connecting member 531 come closer, and when the two blades 532 are continuously pressed by the second connecting member 531, a shearing force is formed between the two blades 532 to cut the strip line.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, and 7, the second connecting assembly 531 includes a second frame 53111, a second bearing 5312, and a second connecting shaft 5313, the second frame 53111 is connected to the third support 510 in a sliding fit manner, the frame is provided with a second mounting cavity 53111, the second bearing 5312 and the second connecting shaft 5313 are both disposed in the second mounting cavity 53111, the second connecting shaft 5313 is disposed on the second bearing 5312 in a penetrating manner, and two ends of the second connecting shaft 5313 are respectively connected to the second frame 53111 in a tight fit manner.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5 and 7, the shearing mechanism 530 further includes two fifth connecting posts 533 and two fixing shafts 534, two sixth through holes 511 have been opened on the third bracket 510, two of the fifth connecting posts 533 are respectively connected with two of the sixth through holes 511 in a tight fit manner, two of the fixing shafts 534 are all connected with two of the blades 532 in a rotating manner, two of the fifth connecting posts 533 are connected with two of the fixing shafts 534 through the third springs 553 in an elastic manner.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, 8, the welding mechanism 540 includes a third connecting assembly 541 and two welding arms 542; the third connecting assembly 541 with the third support 510 is connected in a sliding fit manner, two one ends of the welding arms 542 are fixedly connected with the third connecting assembly 541, and two other ends of the welding arms 542 are connected with the third support 510 in a sliding fit manner.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, and 8, the third connecting component 541 includes a third frame 5411, a third bearing 5412, and a third connecting shaft 5413, the third frame 5411 is connected to the third support 510 in a sliding manner, the frame is provided with a third mounting cavity 54111, the third bearing 5412 and the third connecting shaft 5413 are all disposed in the third mounting cavity 54111, the third connecting shaft 5413 is disposed on the third bearing 5412, two ends of the third connecting shaft 5413 are respectively connected to the third frame 5411 in a tight fit manner.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 5, and 8, the welding mechanism 540 further includes two sixth connecting columns 543 and seventh connecting column 544, two seventh through holes 54112 and eighth through holes 54113 have been opened on the third frame 5411, two the sixth connecting columns 543 are respectively connected with two the seventh through holes 54112 in a tight fit manner, the seventh connecting column 544 is connected with the eighth through holes 54113 in a tight fit manner, two the sixth connecting columns 543 are connected with the third bracket 510 in an elastic manner through a fourth spring 554, and the seventh connecting columns 544 are connected with the third bracket 510 in an elastic manner through a fifth spring 555.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides an ear area continuous welding machine which characterized in that:

a first bracket;

the first feeding mechanism is arranged at the top of the first bracket and used for receiving incoming materials of the ear belt;

the feeding mechanism is arranged below the first feeding mechanism and used for conveying the ear belt lines, and comprises a rotating frame, a plurality of elastic ear belt mechanisms and a plurality of compression-shear-welding mechanisms; each elastic lug belt mechanism and each pressure shear welding mechanism are alternately arranged on the rotating frame, and the rotating frame is rotationally connected with the first support;

the second feeding mechanism is arranged beside the rotating frame and used for receiving the incoming material of the mask body;

the welding assembly is arranged below the rotating frame and used for welding the ear belt line on the mask body;

and the conveying mechanism is arranged between the rotating frame and the welding assembly and is used for conveying a finished product.

2. The continuous welding machine of claim 1, wherein: the first feeding mechanism comprises a winding mechanism, a first driving mechanism and a belt conveying mechanism; the winding mechanism, the first driving mechanism and the tape feeding mechanism are fixedly connected with the top of the first support, the winding mechanism and the tape feeding mechanism are adjacently arranged, the output end of the winding mechanism and the input end of the tape feeding mechanism are located on the same straight line, and the output end of the first driving mechanism is connected with the input end of the winding mechanism.

3. The continuous welding machine of claim 2, wherein: the first feeding mechanism further comprises an induction mechanism and an adjusting mechanism, the induction mechanism and the adjusting mechanism are fixedly connected with the top of the first support, the induction mechanism is arranged between the winding mechanism and the tape conveying mechanism, and the adjusting mechanism is arranged below the tape conveying mechanism.

4. The continuous welding machine of claim 1, wherein: the feeding mechanism comprises a connecting shaft, the two ends of the connecting shaft are connected with the rotating frame in a tight fit mode, and the two ends of the connecting shaft are connected with the first support in a rotating mode.

5. The continuous welding machine of claim 4, wherein: the feeding mechanism further comprises a cam seat, the cam seat is tightly matched and connected with the connecting shaft, and a protruding portion of the cam seat is connected with a guide assembly in the ear belt continuous welding machine in a sliding fit mode, wherein the guide assembly is used for guiding the direction.

6. The continuous welding machine of claim 5, wherein: feeding mechanism still includes first cam, second cam and third cam, first cam the second cam with the third cam all with the connecting axle tight fit is connected, first cam the second cam with the third cam respectively with be used for compressing tightly the hold-down mechanism of ear area line, be used for shearing the shearing mechanism of ear area line and be used for the welding mechanism sliding fit connection of fixed ear area line.

7. The continuous welding machine for the ear belt according to any one of claims 1 to 6, characterized in that: the number of the elastic ear belt mechanisms and the number of the pressure shear welding mechanisms are eight.

8. The continuous welding machine for the ear belt according to any one of claims 1 to 6, characterized in that: the second feeding mechanism comprises a compression roller mechanism and a second driving mechanism, the compression roller mechanism is arranged on the side of the rotating frame, and the output end of the second driving mechanism is connected with the input end of the compression roller mechanism.

9. The continuous welding machine of claim 8, wherein: the conveying mechanism is arranged below the rotating frame, the conveying direction of the conveying mechanism is the same as the feeding direction of the compression roller mechanism, and the conveying direction of the conveying mechanism and the feeding direction of the compression roller mechanism are on the same straight line.

10. The continuous welding machine for the ear belt according to any one of claims 1 to 6, characterized in that: the welding assembly is arranged below the conveying mechanism, and the output end of the welding assembly is in adaptive connection with the output end of each compression-shear welding mechanism.

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