CN107399087B - Ultrasonic welding method - Google Patents
Ultrasonic welding method Download PDFInfo
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- CN107399087B CN107399087B CN201710770797.7A CN201710770797A CN107399087B CN 107399087 B CN107399087 B CN 107399087B CN 201710770797 A CN201710770797 A CN 201710770797A CN 107399087 B CN107399087 B CN 107399087B
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- 238000003466 welding Methods 0.000 title claims abstract description 143
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000002604 ultrasonography Methods 0.000 claims description 62
- 230000004888 barrier function Effects 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/84—Specific machine types or machines suitable for specific applications
- B29C66/841—Machines or tools adaptable for making articles of different dimensions or shapes or for making joints of different dimensions
- B29C66/8412—Machines or tools adaptable for making articles of different dimensions or shapes or for making joints of different dimensions of different length, width or height
- B29C66/84123—Machines or tools adaptable for making articles of different dimensions or shapes or for making joints of different dimensions of different length, width or height of different height
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The present invention provides a kind of ultrasonic welding method, comprising: checks whether the ultrasonic level between each pair of component of pre-welding is identical；The identical component of ultrasonic level is filtered out, is consistent the ultrasonic device of frequency according to the selection of the ultrasonic level of each pair of component；The different component of ultrasonic level checks for the identical part welding surface of ultrasonic level for meeting fixed requirement, if there is the identical part welding surface of the ultrasonic level, is consistent the ultrasonic device of frequency according to the selection of the ultrasonic level of the part welding surface；If there is no the identical part welding surface of the ultrasonic level, the radian of welding surface is checked whether less than the first setting value, if the radian of welding surface less than the first setting value, is consistent the ultrasonic device of frequency according to the selection of welding surface maximum ultrasonic level；According to assembling sequence, ultrasonic welding is carried out according to the ultrasonic device of the corresponding frequency that is consistent of each pair of component.Above-mentioned suitable multi-work piece, the ultrasonic bond of different welding surfaces.
Description
Technical field
The present invention relates to ultra-sonic welding techniques fields, more specifically, are related to a kind of ultrasonic welding method.
Background technique
In present manufacturing industry, all multi-products are assembled by multiple plastic shells, and the combination of shell and shell uses a variety of groups
Dress technique, in contrast, Ultrasonic welding processes do not need the auxiliary such as glue only with two shell high frequency frictional heatings to welding
Material, the processing is simple quickly, and firm welding intensity is big, has accomplished not only to save cost but also environmentally friendly.Therefore, satisfiable in structure
In the case of, ultrasonic welding is that shell combines a kind of good selection, so that welding procedure is widely applied by industry.
The ultrasonic welding of the prior art is usually regular to two Components Shapes and welding surface welds for the component of horizontal plane
It connects.But the design of usual product has diversification, causes different workpieces welding surface unhorizontal, so as to cause ultrasonic energy
Difference is also produced in transmitting, for ultrasonic welding, the critically important factor of the high consistency of ultrasound lines, therefore significantly
Increase ultrasonic welding difficulty.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of suitable multi-work piece, the ultrasonic welding sides of different welding surfaces
Method.
To achieve the goals above, the present invention provides a kind of ultrasonic welding method, comprising: checks each pair of component of pre-welding
Between ultrasonic level it is whether identical, after the ultrasonic level refers to that ultrasonic device fixes the component of two pre-weldings, welding surface
Distance apart from ultrasonic device ultrasonic vibration component；The identical component of ultrasonic level is filtered out, it is high according to the ultrasound of each pair of component
Spend the ultrasonic device for the frequency that selects to be consistent；The different component of ultrasonic level checks for the ultrasound for meeting fixed requirement
Highly identical part welding surface, if there is the identical part welding surface of the ultrasonic level, according to the part welding surface
Ultrasonic level selection be consistent the ultrasonic device of frequency；If there is no the identical part welding surface of the ultrasonic level, check
The radian of welding surface whether less than the first setting value, if the radian of welding surface less than the first setting value, most according to welding surface
Big ultrasonic level selection is consistent the ultrasonic device of frequency；According to assembling sequence, according to the super of the corresponding frequency that is consistent of each pair of component
Acoustic equipment carries out ultrasonic welding.
The ultrasonic welding method, wherein the ultrasonic level is bigger, and the frequency of the ultrasonic device is smaller, described
The amplitude of ultrasonic device is bigger.
The ultrasonic welding method, wherein the be consistent method of ultrasonic device of frequency of the selection includes: according to component
The corresponding standard ultrasound equipment of material established standards ultrasonic level；When ultrasonic level is less than the standard ultrasound height, choosing
Select ultrasonic device of the frequency greater than the frequency of the standard ultrasound equipment；When ultrasonic level is greater than the standard ultrasound height,
Selection selection frequency is less than the ultrasonic device of the amplitude of the frequency of the standard ultrasound equipment.
The ultrasonic welding method, wherein if the radian of welding surface is less than the first setting value, further includes: check
Whether the gradient of welding surface is greater than the second setting value, if the gradient of welding surface is greater than the second setting value, blocking junction is arranged
Structure prevents opposite sliding between component.
The ultrasonic welding method, wherein the barrier structure includes anti-skidding ultrasound lines, the resistance at component binding site
Keep off structure and one of increased auxiliary stopper or a variety of on ultrasonic mold.
The ultrasonic welding method, wherein the barrier structure at the component binding site includes upper blocking and lower resistance
Gear, described upper blocking one end are fixedly connected with the component with falling tendency, the other end and the lower blocking overlapping；The lower resistance
It is Chong Die with the upper blocking to keep off one end, under the other end component or ultrasonic device opposite with the component with falling tendency
Mold is fixedly connected.
The ultrasonic welding method, wherein the auxiliary stopper includes: first clamping plate and second clamping plate, is fixed on super
Under acoustic equipment on mold, one end is corresponding with having the shape of component of falling tendency, from both ends clamping is described there is downslide to become
The component of gesture；At least one spanner, it is hinged with the first clamping plate or/and second clamping plate, by spanner make first clamping plate and
Second clamping plate is close to the clamping component with falling tendency.
The ultrasonic welding method, wherein there is no the identical part welding surface of the ultrasonic level and welding surface
Radian is greater than the height of the corresponding ultrasound lines of maximum ultrasonic level less than the ultrasound lines height between two components of the first setting value.
The ultrasonic welding method, wherein further include: each time after the completion of ultrasonic welding, check segment difference；Judge segment difference
Whether third setting value is not more than, if segment difference is not more than third setting value, ultrasonic welding is qualified, if segment difference is set greater than third
Definite value, ultrasonic welding are unqualified.
The ultrasonic welding method, wherein further include: before ultrasonic welding each time, check ultrasound lines direction and
Whether ultrasonic mold hair wave direction is consistent, and ultrasound lines direction is consistent with ultrasonic mold hair wave direction adjustment.
Ultrasonic welding method of the present invention determines different welding sequences, according to or not the component of different welding surfaces
The ultrasonic device of same ultrasonic level selection different frequency, is suitble to multi-work piece, the ultrasonic welding of different welding surfaces.
Detailed description of the invention
By reference to the explanation below in conjunction with attached drawing, and with a more complete understanding of the present invention, of the invention is other
Purpose and result will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the schematic diagram of the flow chart of ultrasonic welding method of the present invention；
Fig. 2 is the schematic diagram of one embodiment of ultrasonic welding method of the present invention；
Fig. 3 is the schematic diagram of another embodiment of ultrasonic welding method of the present invention；
Fig. 4 is the schematic diagram of the 3rd embodiment of ultrasonic welding method of the present invention；
Fig. 5 a is the schematic diagram of one embodiment of barrier structure of the present invention；
Fig. 5 b is the cross-sectional view in the direction S-S in Fig. 5 a；
Fig. 6 a is the schematic top plan view of another embodiment of barrier structure of the present invention；
Fig. 6 b is the schematic side view of another embodiment of barrier structure of the present invention；
Fig. 7 is the schematic diagram of ultrasonic device upper mold；
Fig. 8 is the schematic diagram in ultrasound lines direction.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific embodiment
In the following description, for purposes of illustration, it in order to provide the comprehensive understanding to one or more embodiments, explains
Many details are stated.It may be evident, however, that these embodiments can also be realized without these specific details.
Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is the schematic diagram of the flow chart of ultrasonic welding method of the present invention, as shown in Figure 1, the ultrasonic welding side
Method includes:
Step 1, check whether the ultrasonic level between each pair of component of pre-welding is identical, and the ultrasonic level refers to ultrasound
After equipment fixes the component of two pre-weldings, distance of the welding surface apart from ultrasonic device ultrasonic vibration component；
Step 2, the identical component of ultrasonic level is filtered out, the super of frequency that be consistent is selected according to the ultrasonic level of each pair of component
Acoustic equipment, as shown in Fig. 2, ultrasonic device upper mold 1 is the ultrasound vibration of ultrasonic device when component 2 and component 3 carry out ultrasonic welding
Dynamic component, component 2 is identical with the ultrasonic level of component 3, i.e. L1=L2；Preferably, the ultrasonic level is bigger, and the ultrasound is set
Standby frequency is smaller, and the amplitude of the ultrasonic device is bigger；
Step 3, the different component of ultrasonic level checks for the identical portion of ultrasonic level for meeting fixed requirement
Divide welding surface；
It is step 4, high according to the ultrasound of the part welding surface if there is the identical part welding surface of the ultrasonic level
Degree selection is consistent the ultrasonic device of frequency, and as described in Figure 4, it is identical that 4 ＂ of component and component 5 have ultrasonic level in the horizontal direction
Part welding surface；
If there is no the identical part welding surface of the ultrasonic level, step 5, check whether the radian of welding surface is less than
The identical portion of ultrasonic level is not present if the welding surface between 3 ' of 2 ' of component in Fig. 3 and component is inclined surface in first setting value
Point, between 3 ＂ of component and 2 ＂ of component as described in Figure 4 and the welding surface between component 5 is inclined surface, and it is high that there is no ultrasounds
Identical part is spent, the difference of height causes ultrasonic upper mold in welding, and ability transmitting has differences, and difficulty increases very much；
If the radian of welding surface is less than the first setting value, step 6, then it is consistent according to the selection of welding surface maximum ultrasonic level
The ultrasonic device of frequency is consistent the ultrasonic device of frequency according to maximum ultrasonic level L2 selection as shown in Figure 3 and Figure 4, Neng Goubao
It demonstrate,proves and is able to achieve ultrasonic welding at different ultrasonic levels；
Step 7, according to assembling sequence, ultrasonic welding is carried out according to the ultrasonic device of the corresponding frequency that is consistent of each pair of component.
Preferably, there is no the radians of the identical part welding surface of the ultrasonic level and welding surface less than the first setting value
Two components between ultrasound lines height be greater than the height of the corresponding ultrasound lines of maximum ultrasonic level for example, ultrasound lines in Fig. 3
The height of 4 ＂ of ultrasound lines in 4 ' and Fig. 4 is greater than the height of ultrasound lines 4 in Fig. 2, it is further preferred that the ultrasound lines height phase
The height of ultrasound lines corresponding for the maximum ultrasonic level increases by 20%~30%
In one embodiment of the invention, the be consistent method of the ultrasonic device of frequency of above-mentioned selection includes: according to component
The corresponding standard ultrasound equipment of material established standards ultrasonic level；When ultrasonic level is less than the standard ultrasound height, choosing
Select ultrasonic device of the frequency greater than the frequency of the standard ultrasound equipment；When ultrasonic level is greater than the standard ultrasound height,
Selection selection frequency is less than the ultrasonic device of the amplitude of the frequency of the standard ultrasound equipment, for example, carrying out between plastic member
The calibrated altitude of ultrasonic welding is 6.5mm, and the frequency of standard ultrasound equipment is within the scope of 30KHZ~35KHZ, when ultrasonic level is small
When 6.5mm, the equipment that frequency is relatively large and amplitude is relatively small should be selected, preferably select 35KHz and higher frequency (such as
40KHz) ultrasonic device should select the equipment that frequency is relatively small and amplitude is relatively large, preferably when ultrasonic level is greater than 6.5mm
Select the ultrasonic device of 20KHz and more small frequency (such as 15KHz).
It in yet another embodiment of the present invention, in step 6, further include checking whether the gradient of welding surface is greater than the
Two setting values, if the gradient of welding surface is greater than the second setting value, setting barrier structure prevents opposite sliding between component.
Above-mentioned barrier structure may include anti-skidding ultrasound lines, the barrier structure 7 at component binding site and in ultrasonic mold
One of upper increased auxiliary stopper 8 is a variety of.
5a and 5b shows the schematic diagram of the barrier structure of component junction, the barrier structure at the component binding site
7 include upper blocking 71 and lower blocking 72, in which:
It is upper that 71 one end is stopped to be fixedly connected with the component with falling tendency, 72 overlapping of the other end and lower blocking, such as Fig. 5 b
Shown, 71 upper ends of upper blocking are fixedly connected with 3 ＂ of component, and lower end is Chong Die with lower blocking 72；
Lower to stop 72, one end is Chong Die with the upper blocking 71, and the other end is opposite with the component with falling tendency
Mold 10 (6a is shown with 6b) is fixedly connected under component or ultrasonic device, as shown in Figure 5 b, 72 upper ends of lower blocking and upper blocking
71 lower end overlapping, lower end is fixedly connected with 2 ＂ of component.
6a and 6b shows the schematic diagram of increased auxiliary stopper on ultrasonic mold, and the auxiliary stopper 8 includes:
First clamping plate 81 and second clamping plate 82 are fixed under ultrasonic device on mold 10, one end with falling tendency
The shape of component is corresponding, clamps the component with falling tendency from both ends；
At least one spanner 83, it is hinged with the first clamping plate 81 or/and second clamping plate 82, make first by spanner 83
Clamping plate 81 and second clamping plate 82 are close to 3 ＂ of component with falling tendency is clamped, as shown in Figure 6 b, with falling tendency
Component enclosure is in arcuation, and first clamping plate 81 and 82 one end of the second clamping plate are in arcuation, and the other end is hinged with spanner 83, passes through two
A spanner 83, so that the cambered surface of first clamping plate 81 and second clamping plate 82 clamps.
When above-mentioned barrier structure solves inclined-plane ultrasound, the pre-determined bit that often there is 3 ＂ of ultrasonic front part is bad, influences to surpass
The contact of sound ray, so that the problem of influencing ultrasonic effect.
Fig. 5 and Fig. 6 shows two kinds of barrier structures, but the present invention is not limited thereto, can also be appointing for two ways
Meaning combines.
In order to guarantee the contact area of ultrasonic device mold and product to greatest extent, caused by avoiding contact with power unevenly
It weighs wounded, it is preferable that ultrasonic device upper mold 1 is parallel with the component top closest to ultrasonic device upper mold, as shown in figure 4, super
Acoustic equipment upper mold 1 is completely parallel with 3 top ＂ of component, for example, the face of 1 contact member of ultrasonic device upper mold, 3 ＂ is level side
To as shown in fig. 7, guaranteeing that ultrasound lines are level, mold design makes according to product shape, using this mode when ultrasound design
Ultrasonic welding is carried out, is easy to weigh 3 ＂ of component and the generation of component 5 wounded.
In a preferred embodiment of the invention, above-mentioned ultrasonic welding method further include:
In step 1, check whether ultrasound lines unwrapping wire is consistent with ultrasonic mold hair wave direction, as shown in figure 8, ultrasonic device
Upper mold 1 and 3 top ＂ of component are horizontal, and ultrasonic mold direction is vertical direction, and 4 ＂ of ultrasound lines is also in vertical direction, with ultrasonic mould
It is consistent to have direction；
In step 7, each time after the completion of ultrasonic welding, segment difference is checked；Judge whether segment difference is not more than third setting value,
If segment difference is not more than third setting value, ultrasonic welding is qualified, if segment difference is greater than third setting value, ultrasonic welding is unqualified,
Preferably, the segment difference is 0.1mm.
Ultrasonic welding method in the various embodiments described above will have abundant consideration in exploitation early period, for example product shape is
No to meet ultrasonic welding, the material of shell, the height of welding position ultrasound lines, the distance etc. on ultrasonic part top to ultrasound lines is comprehensive
It after closing assessment various factors, then is designed and selection, guarantees to realize the ultrasonic welding between different component.
In one particular embodiment of the present invention, as shown in Fig. 4-Fig. 8, ultrasonic welding is carried out to 2 ＂ of component, 3 ＂ and 5
Method includes:
Ultrasonic welding is carried out in horizontal component ultrasonic level identical part welding surface to 2 ＂ of component and component 5, wherein root
According to the ultrasonic device of the ultrasonic level selector sum of fundamental frequencies rate of the part welding surface；
Segment difference after checking 2 ＂ of component and 5 ultrasonic welding of component whether in 0.1mm, if the segment difference in 0.1mm,
3 ＂ of placement member, ultrasonic device upper mold 1 is parallel with the top of 3 ＂ of component, using at component binding site barrier structure 7 or/
With auxiliary stopper 8 increased on ultrasonic mold, be arranged 4 ＂ of ultrasound lines, make its direction whether with ultrasonic mold send out wave direction one
It causes, carries out ultrasonic bond according to the ultrasonic device of maximum ultrasonic level selector sum of fundamental frequencies rate, while to component 2 ＂ and 3 ＂ and 3 ＂ and 5
It connects.
Above-mentioned ultrasonic welding method solves following difficult point:
(1) (assembling mode can be ultrasonic welding, put glue sticking, buckle chimeric etc.), component after 2 ＂ of component and component 5 combine
There are differences in height for 2 ＂ and 5 junction of component, i.e. the two ultrasound lines protrusion height is variant, for ultrasound, the height of ultrasound lines
The critically important factor of consistency is spent, therefore considerably increases ultrasonic welding difficulty.
(2), the i.e. L1 ≠ L2 inconsistent apart from length of 3 ＂ of component and ultrasonic mold contact site to ultrasound lines, therefore for
The transmitting consistency of ultrasound energy also has an impact, and also increases ultrasonic welding difficulty significantly；
(3) 3 ＂ of component, which cannot achieve, pre-fixes, and is nearly at the state of waving, for ultrasound, outer casing member is pre-fixed
The transmitting that can effectively ensure that ultrasound energy avoids assembly shakiness from causing capacity loss.Therefore, this class formation also considerably increases super
Sound welding difficulty.
Ultrasonic welding method of the present invention by above-mentioned ultrasonic design scheme+ultrasonic device type selecting+ultrasound mold design+
Ultrasound lines design, confluence analysis and improvement combine, and overcome each influence factor, finally realize the inconsistent product of this ultrasonic level
Ultrasonic welding, it is ensured that the quality and appearance of product form, and stride forward a higher field for ultrasonic welding industry.
In conclusion the ultrasonic welding method proposed according to the present invention has been described by way of example with reference to,
It will be understood by those skilled in the art, however, that can also not departed from the present invention for the method that aforementioned present invention is proposed
Various improvement are made on the basis of appearance.Therefore, protection scope of the present invention should be determined by the content of appended claims.
Claims (10)
1. a kind of ultrasonic welding method characterized by comprising
Check whether the ultrasonic level between each pair of component of pre-welding is identical, and the ultrasonic level refers to that ultrasonic device fixes two
After the component of a pre-welding, distance of the welding surface apart from ultrasonic device ultrasonic vibration component；
The identical component of ultrasonic level is filtered out, is consistent the ultrasonic device of frequency according to the selection of the ultrasonic level of each pair of component；
The different component of ultrasonic level checks for the identical part welding surface of ultrasonic level for meeting fixed requirement,
If there is the identical part welding surface of the ultrasonic level, the frequency that is consistent is selected according to the ultrasonic level of the part welding surface
Ultrasonic device；If there is no the identical part welding surface of the ultrasonic level, check the radian of welding surface whether less than
One setting value, if the radian of welding surface selects the frequency that is consistent less than the first setting value, according to welding surface maximum ultrasonic level
Ultrasonic device；
According to assembling sequence, ultrasonic welding is carried out according to the ultrasonic device of the corresponding frequency that is consistent of each pair of component.
2. ultrasonic welding method according to claim 1, which is characterized in that the ultrasonic level is bigger, and the ultrasound is set
Standby frequency is smaller, and the amplitude of the ultrasonic device is bigger.
3. ultrasonic welding method according to claim 2, which is characterized in that the selection is consistent the ultrasonic device of frequency
Method includes:
According to the corresponding standard ultrasound equipment of material established standards ultrasonic level of component；
When ultrasonic level is less than the standard ultrasound height, frequency is selected to be greater than the ultrasound of the frequency of the standard ultrasound equipment
Equipment；
When ultrasonic level is greater than the standard ultrasound height, selection selection frequency is less than the frequency of the standard ultrasound equipment
The ultrasonic device of amplitude.
4. ultrasonic welding method according to claim 1, which is characterized in that if the radian of welding surface is less than the first setting
When value, further includes: check whether the gradient of welding surface is greater than the second setting value, set if the gradient of welding surface is greater than second
Definite value, setting barrier structure prevent opposite sliding between component.
5. ultrasonic welding method according to claim 4, which is characterized in that the barrier structure include anti-skidding ultrasound lines,
Barrier structure at component binding site and one of increased auxiliary stopper or a variety of on ultrasonic mold.
6. ultrasonic welding method according to claim 5, which is characterized in that the barrier structure at the component binding site
Including it is upper blocking and lower blocking, it is described it is upper stop one end with have falling tendency component be fixedly connected, the other end and it is described under
Stop overlapping；Described lower blocking one end is Chong Die with the upper blocking, and the other end is opposite with the component with falling tendency
Mold is fixedly connected under component or ultrasonic device.
7. ultrasonic welding method according to claim 5, which is characterized in that the auxiliary stopper includes:
First clamping plate and second clamping plate are fixed under ultrasonic device on mold, the shape of one end and the component with falling tendency
It is corresponding, the component with falling tendency is clamped from both ends；
At least one spanner, it is hinged with the first clamping plate or/and second clamping plate, by spanner first clamping plate and second is pressed from both sides
Plate is close to the clamping component with falling tendency.
8. ultrasonic welding method according to claim 1, which is characterized in that the identical part of the ultrasonic level is not present
The radian of welding surface and welding surface is greater than maximum ultrasonic level pair less than the ultrasound lines height between two components of the first setting value
The height for the ultrasound lines answered.
9. ultrasonic welding method according to claim 1, which is characterized in that further include:
Each time after the completion of ultrasonic welding, segment difference is checked；
Judge whether segment difference is not more than third setting value, if segment difference is not more than third setting value, ultrasonic welding is qualified, if section
Difference is greater than third setting value, and ultrasonic welding is unqualified.
10. ultrasonic welding method according to claim 1, which is characterized in that further include: ultrasonic welding each time it
Before, check whether ultrasound lines direction and ultrasonic mold hair wave direction are consistent, wave direction tune is sent out into ultrasound lines direction and ultrasonic mold
It is whole consistent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710770797.7A CN107399087B (en) | 2017-08-31 | 2017-08-31 | Ultrasonic welding method |
| PCT/CN2017/116942 WO2019041656A1 (en) | 2017-08-31 | 2017-12-18 | Ultrasonic welding method |
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| CN201710770797.7A CN107399087B (en) | 2017-08-31 | 2017-08-31 | Ultrasonic welding method |
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| CN107399087B true CN107399087B (en) | 2019-07-05 |
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|---|---|---|---|---|
| CN101190475A (en) * | 2006-11-29 | 2008-06-04 | 比亚迪股份有限公司 | Ultrasonic soldering device and method for using the device to weld product |
| CN104108176A (en) * | 2013-04-17 | 2014-10-22 | 曼·胡默尔有限公司 | Method For Manufacturing A Plastic Housing And Plastic Housing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101337430B (en) * | 2008-08-08 | 2010-09-15 | 欣旺达电子股份有限公司 | Method for welding plastic products by ultrasonic wave |
| CN101817232B (en) * | 2010-05-21 | 2016-08-03 | 哈尔滨东安发动机（集团）有限公司 | The welding method of plastic part |
| DE102012202016B4 (en) * | 2012-02-10 | 2014-06-05 | Pantec Ag | Method and device for the assembly of thin plastic films |
| CN103817924A (en) * | 2012-11-17 | 2014-05-28 | 安徽蓝德集团股份有限公司 | Ultrasonic welding method of plastic part |
| US10105787B2 (en) * | 2015-06-05 | 2018-10-23 | GM Global Technology Operations LLC | Systems and methods for ultrasonic welding |
| CN105750721A (en) * | 2016-04-12 | 2016-07-13 | 张洪延 | Friction welding auxiliary ultrasonic welding method and device |
| CN107399087B (en) * | 2017-08-31 | 2019-07-05 | 歌尔股份有限公司 | Ultrasonic welding method |
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- 2017-08-31 CN CN201710770797.7A patent/CN107399087B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101190475A (en) * | 2006-11-29 | 2008-06-04 | 比亚迪股份有限公司 | Ultrasonic soldering device and method for using the device to weld product |
| CN104108176A (en) * | 2013-04-17 | 2014-10-22 | 曼·胡默尔有限公司 | Method For Manufacturing A Plastic Housing And Plastic Housing |
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| WO2019041656A1 (en) | 2019-03-07 |
| CN107399087A (en) | 2017-11-28 |
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