CN216914881U - Ultrasonic welding machine for sealing strip - Google Patents
Ultrasonic welding machine for sealing strip Download PDFInfo
- Publication number
- CN216914881U CN216914881U CN202220064728.0U CN202220064728U CN216914881U CN 216914881 U CN216914881 U CN 216914881U CN 202220064728 U CN202220064728 U CN 202220064728U CN 216914881 U CN216914881 U CN 216914881U
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- China
- Prior art keywords
- ultrasonic welding
- adhesive tape
- welding machine
- auxiliary adhesive
- sealing strip
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- 238000003466 welding Methods 0.000 title claims abstract description 94
- 238000007789 sealing Methods 0.000 title claims abstract description 46
- 239000002390 adhesive tape Substances 0.000 claims abstract description 32
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 229920001971 elastomer Polymers 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 244000043261 Hevea brasiliensis Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000010409 ironing Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241000209504 Poaceae Species 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000003000 extruded plastic Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The utility model relates to an ultrasonic welding machine for sealing strips, which comprises a base, a supporting frame, an auxiliary adhesive tape placing and conveying device, a cutting device, an ultrasonic welding system assembly and a sealing strip placing groove, wherein the sealing strip placing groove, the cutting device and the ultrasonic welding system assembly are arranged at the front part of the upper surface of the base, the auxiliary adhesive tape placing and conveying device is arranged at the rear part of the upper surface of the base, the sealing strip placing groove is fixed under a welding head of the ultrasonic welding system assembly, and the cutting device is arranged behind the sealing strip placing groove. The utility model has the advantages that: the welding speed is high, the welding strength is high, and the sealing performance is good; the traditional welding process is replaced, the cost is low, the cleaning and pollution-free effects are realized, and the workpiece is not damaged; the welding process is stable, all welding parameters can be tracked and monitored through a software system, and once a fault is found, the fault can be easily eliminated and maintained.
Description
Technical Field
The utility model relates to an ultrasonic welding machine, in particular to an ultrasonic welding machine for sealing strips.
Background
The rubber is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate large deformation under the action of small external force, can recover the original shape after the external force is removed, belongs to a completely amorphous polymer, and has low glass transition temperature and large molecular weight which is more than hundreds of thousands. The rubber is divided into two types of natural rubber and synthetic rubber, wherein the natural rubber is prepared by extracting colloid from plants such as rubber trees, rubber grasses and the like and then processing the extracted colloid; synthetic rubbers are obtained by polymerizing various monomers, and rubber products are widely used in industry or in various aspects of life.
Ultrasonic welding is to transmit high-frequency vibration waves to the surfaces of two objects to be welded, the surfaces of the two objects are mutually rubbed to form fusion between molecular layers under the condition of pressurization, 50/60 Hz current is converted into electric energy of 15 Hz, 20 Hz, 30 Hz or 40 Hz by an ultrasonic generator, the converted high-frequency electric energy is converted into mechanical motion with the same frequency again by a transducer, then the mechanical motion is transmitted to a welding head by a set of amplitude-changing horn devices, the welding head transmits the received vibration energy to a joint part of a workpiece to be welded, and in the area, the vibration energy is converted into heat energy by a friction mode to melt plastics. Ultrasonic wave not only can be used for welding hard thermoplasticity plastics, can also process fabric and film, when ultrasonic wave acts on the thermoplastic plastics contact surface, can produce the high frequency vibration of several ten thousand times per second, this kind reaches the high frequency vibration of certain amplitude, convey ultrasonic energy to the welding area through last weldment, because the welding area is that the acoustic resistance of two welded interface departments is big, consequently can produce local high temperature, however, ultrasonic welding machine among the prior art, alternate situation appears in work easily, can not carry out continuity work, and do not have special transportation equipment, cause work efficiency slower, simultaneously, need expend the manpower and operate and supervise. For this reason, an ultrasonic welding machine capable of continuous welding is required.
Welding refers broadly to the process of fusing two thermoplastic products together. When the ultrasonic stops vibrating, the solid material melts and the weld is completed, and the strength of the joint is close to that of a whole block of intergrown material.
The spot welding is a local welding of two thermoplastic components without reservation or energy control. Spot welding also produces a strong bond structure, particularly for large fittings, extruded plastic sheets or cast thermoplastics, and for products with complex structures that are difficult to access.
The traditional hot-pressing method has the defects that the conversion efficiency is low, the pungent smell is accompanied, the product is easily polluted and the like in the traditional hot-pressing method due to the special physical properties of the rubber material. The appearance of defective products easily appears in the instability of traditional scalding, if the product flows into the customer, can cause the appearance of customer complaint phenomenon again, and manual operation's machining efficiency is low, has certain defect.
The ultrasonic welding has the advantages of high welding speed, high welding strength and good sealing property; the traditional welding/bonding process is replaced, the cost is low, the cleaning and the pollution are avoided, and the workpiece is not damaged; the welding process is stable, all welding parameters can be tracked and monitored through a software system, and once faults are found, the faults can be easily eliminated and maintained. Therefore, the utility model adopts the ultrasonic welding mode for welding.
Disclosure of Invention
The utility model aims to provide an ultrasonic welding machine for sealing strips, which can realize the automatic bonding of the sealing strips and auxiliary adhesive tapes and improve the processing efficiency and the quality of processed products.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides an ultrasonic welding machine for sealing strip, includes that base, support frame, supplementary sticky tape are placed and conveyor, cutting device, ultrasonic welding system component, sealing strip place the recess, the front portion is equipped with the sealing strip above the base and places recess, cutting device and ultrasonic welding system component, and the rear portion is equipped with supplementary sticky tape and places and conveyor, and the sealing strip is placed the recess and is fixed under the bonding tool of ultrasonic welding system component, and cutting device sets up and places the recess rear at the sealing strip.
Furthermore, the upper end face of the base is vertically connected with a supporting frame.
Furthermore, supplementary sticky tape is placed and conveyor includes supplementary sticky tape rack, sticky tape dish, gyro wheel, driving motor, supplementary sticky tape rack left surface upper end is connected with rotatable sticky tape dish, and the right side below is equipped with three gyro wheels that the size is the same, and the bottom is equipped with driving motor and transport mechanism, and driving motor passes through transport mechanism and connects the gyro wheel.
Further, the driving motor is a stepping motor.
Further, the auxiliary adhesive tape placing frame is composed of a cover plate, a straight rod and a square nylon fixing block.
Further, cutting device comprises cylinder and cutting sword, the cylinder is connected and is cut the sword for cut supplementary sticky tape.
Further, the auxiliary adhesive tape is conveyed to the position right below the cutting knife through the roller in a flat mode.
Further, the components of the ultrasonic welding system include: the ultrasonic generator, the transducer, the amplitude transformer, the welding head triad, the die and the frame; the ultrasonic generator is connected with the welding head triad through the transducer and the amplitude transformer. An upper cylinder and a lower cylinder are arranged on the frame and are connected with the welding head triple set through fixing blocks.
Further, the optimum pressure applied by the ultrasonic welding machine is the product of the side length of the welded portion and the optimum pressure per 1mm of the edge.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model has the advantages of high welding speed, high welding strength and good sealing performance; the traditional welding/bonding process is replaced, the cost is low, the cleaning and the pollution are avoided, and the workpiece is not damaged; the welding process is stable, all welding parameters can be tracked and monitored through a software system, and once a fault is found, the fault can be easily eliminated and maintained.
Drawings
Fig. 1 is a perspective view of an ultrasonic welding machine for a sealing tape of the present invention;
FIG. 2 is a schematic view showing the overall structure of the ultrasonic welding machine for sealing tape according to the present invention;
FIG. 3 is a right side view of the ultrasonic welding machine for sealing tape of the present invention;
FIG. 4 is a schematic view showing the principal structure of an ultrasonic welding machine for sealing tape of the present invention.
Detailed Description
The ultrasonic welding machine for sealing strips of the present invention will be described in more detail with reference to the schematic drawings, in which preferred embodiments of the present invention are shown, it being understood that those skilled in the art can modify the utility model described herein while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the utility model.
As shown in fig. 1 to 4, an embodiment of the present invention provides an ultrasonic welding machine for sealing strips, which includes a base 1, a supporting frame 2, an auxiliary tape placing and conveying device 3, a cutting device 4, an ultrasonic welding system component 6, and a sealing strip placing groove 5. The upper end surface of the base 1 is vertically connected with a support frame 2; the front part of the upper surface of the base 1 is provided with a sealing strip placing groove 5, a cutting device 4 and an ultrasonic welding system assembly 6, the rear part is provided with an auxiliary adhesive tape placing and conveying device 3, the sealing strip placing groove 5 is fixed under a welding head of the ultrasonic welding system assembly 6, and the cutting device 4 is arranged behind the sealing strip placing groove 5.
The auxiliary adhesive tape placing and conveying device 3 comprises an auxiliary adhesive tape placing frame 3-1, an adhesive tape disc 3-2, a roller 3-3 and a driving motor. The upper end of the left side surface of the auxiliary adhesive tape placing frame 3-1 is connected with a rotatable adhesive tape disc 3-2, the right lower part is provided with three rollers 3-3 with the same size, the bottom is provided with a driving motor 3-4 and a transmission mechanism, and the driving motor is connected with the rollers through the transmission mechanism. The driving motor is a stepping motor.
The auxiliary adhesive tape placing frame 3-1 is composed of a cover plate, a straight rod and a square nylon fixing block. The cutting device 4 consists of a cylinder and a cutting knife. The cylinder is connected with a cutting knife for cutting the auxiliary adhesive tape. The auxiliary adhesive tape is conveyed to the position right below the cutting knife smoothly through the roller.
The assembly 6 of the ultrasonic welding system comprises: the ultrasonic generator, the transducer, the amplitude transformer, the welding head triad 6-1, the mould and the frame; the ultrasonic generator is connected with the welding head triad through the transducer and the amplitude transformer. An upper cylinder 6-2 and a lower cylinder 6-2 are arranged on the frame, and the upper cylinder 6-2 and the lower cylinder are connected with a welding head triad 6-1 through fixing blocks.
The quality of the welding of the ultrasonic welding machine depends on three factors of the amplitude of the welding head of the transducer, the applied pressure, the welding time and the like, the welding time and the pressure of the welding head can be adjusted, and the amplitude is determined by the transducer and the amplitude transformer. The three quantities have proper values in interaction, when the energy exceeds the proper values, the melting quantity of the plastic is large, and a welding object is easy to deform; if the energy is small, the welding is not easy to be performed, and the applied pressure cannot be too large. This optimum pressure is the product of the side length of the welded portion and the optimum pressure per 1mm of the edge.
When the sealing strip pressing machine is used, a sealing strip with a good appearance state is flatly placed in the groove, the pedal switch is started, the auxiliary adhesive tape slides to the position right above the sealing strip through the roller, meanwhile, the cutting knife cuts the auxiliary adhesive tape, the welding head directly transmits mechanical vibration energy to a product to be pressed, vibration is transmitted to the bonding surface through a welding workpiece to generate vibration friction to melt plastic, the vibration stops when a molten state substance reaches the interface of the bonding surface, the pressure is kept for a short time to enable a melt to generate strong molecular bonds when the bonding surface is solidified, the whole period is finished within less than two seconds, and the welding strength is close to that of a connected material. At the moment, a complete ironing connection action is completed, the auxiliary adhesive tape is firmly attached to the 3M adhesive tape, and the purpose of ironing connection of the auxiliary adhesive tape is to tear the 3M adhesive tape from a product more conveniently.
While the preferred embodiments of the ultrasonic welding machine for the sealing strip have been described above for the purpose of clearly illustrating the contents of the present invention, it should be understood that the contents of the present invention are not limited to the following embodiments, and other modifications by conventional technical means of those skilled in the art are also within the scope of the idea of the present invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. An ultrasonic welding machine for sealing strips is characterized in that: the sealing strip placing and conveying device comprises a base, a supporting frame and an auxiliary adhesive tape placing and conveying device, a cutting device, an ultrasonic welding system component and a sealing strip placing groove, wherein the sealing strip placing groove, the cutting device and the ultrasonic welding system component are arranged at the front part of the base, the auxiliary adhesive tape placing and conveying device is arranged at the rear part of the base, the sealing strip placing groove is fixed under a welding head of the ultrasonic welding system component, and the cutting device is arranged at the rear part of the sealing strip placing groove.
2. An ultrasonic welding machine for sealing strips according to claim 1, wherein: the upper end face of the base is vertically connected with a supporting frame.
3. An ultrasonic welding machine for sealing strips according to claim 1, wherein: the auxiliary adhesive tape placing and conveying device comprises an auxiliary adhesive tape placing frame, an adhesive tape disc, idler wheels and a driving motor, wherein the upper end of the left side face of the auxiliary adhesive tape placing frame is connected with the rotatable adhesive tape disc, the three idler wheels with the same size are arranged on the lower right side of the auxiliary adhesive tape placing frame, the driving motor and a conveying mechanism are arranged at the bottom of the auxiliary adhesive tape placing frame, and the driving motor is connected with the idler wheels through the conveying mechanism.
4. An ultrasonic welding machine for sealing strips according to claim 3, wherein: the driving motor is a stepping motor.
5. An ultrasonic welding machine for sealing strips according to claim 3, wherein: the auxiliary adhesive tape placing frame is composed of a cover plate, a straight rod and a square nylon fixing block.
6. An ultrasonic welding machine for sealing strips according to claim 1, wherein: the cutting device comprises a cylinder and a cutting knife, and the cylinder is connected with the cutting knife and used for cutting the auxiliary adhesive tape.
7. An ultrasonic welding machine for sealing strips according to claim 6, wherein: the auxiliary adhesive tape is conveyed to the position right below the cutting knife smoothly through the roller.
8. An ultrasonic welding machine for sealing strips according to claim 1, wherein: the components of the ultrasonic welding system include: the ultrasonic generator, the transducer, the amplitude transformer, the welding head three-way set, the mould and the frame; the ultrasonic generator is connected with the welding head triad through the transducer and the amplitude transformer, the upper and lower air cylinders are arranged on the frame, and the upper and lower air cylinders are connected with the welding head triad through the fixed block.
9. An ultrasonic welding machine for sealing strips according to claim 1, wherein: the optimum pressure applied by the ultrasonic welding machine is the product of the side length of the welded part and the optimum pressure per 1mm of the edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220064728.0U CN216914881U (en) | 2022-01-11 | 2022-01-11 | Ultrasonic welding machine for sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220064728.0U CN216914881U (en) | 2022-01-11 | 2022-01-11 | Ultrasonic welding machine for sealing strip |
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| Publication Number | Publication Date |
|---|---|
| CN216914881U true CN216914881U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220064728.0U Active CN216914881U (en) | 2022-01-11 | 2022-01-11 | Ultrasonic welding machine for sealing strip |
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| Country | Link |
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| CN (1) | CN216914881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261099A (en) * | 2022-01-11 | 2022-04-01 | 上海荣南科技股份有限公司 | Ultrasonic welding machine for sealing strips |
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2022
- 2022-01-11 CN CN202220064728.0U patent/CN216914881U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261099A (en) * | 2022-01-11 | 2022-04-01 | 上海荣南科技股份有限公司 | Ultrasonic welding machine for sealing strips |
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