CN108274766A - A kind of anti-deformation hot melting fixture - Google Patents
A kind of anti-deformation hot melting fixture Download PDFInfo
- Publication number
- CN108274766A CN108274766A CN201710442967.9A CN201710442967A CN108274766A CN 108274766 A CN108274766 A CN 108274766A CN 201710442967 A CN201710442967 A CN 201710442967A CN 108274766 A CN108274766 A CN 108274766A
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- CN
- China
- Prior art keywords
- deformation
- hot melt
- fore
- hot melting
- melting fixture
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B29C65/40—Applying molten plastics, e.g. hot melt
-
- 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
Abstract
The present invention proposes a kind of anti-deformation hot melting fixture, including hot melt component, for melting the welding column on weldment ontology；Fixed component, for placing weldment；Further include more than one anti-deformation device, at least partly part of the anti-deformation device can be moved relative to the hot melt component, for pressing the fixed weldment before and after hot melt, so as to prevent the weldment from deforming.
Description
Technical field
The present invention relates to hot melting fixture field, more particularly to a kind of distortion-free hot melting fixture.
Background technology
As shown in Figure 1, hot melt is that a fixing piece 1 is welded on an ontology 2, fixing piece 1 and ontology 2 can be referred to as to melt
Fitting, wherein several through-holes are typically provided on the fixing piece 1, and are correspondingly provided with several welding welding columns 21 on the ontology 2,
These welding columns 21 on ontology are arranged in these through-holes on fixing piece, by hot melting fixture 3 by the welding column on ontology
It is molten into hot melt adhesive, the hot melt adhesive after fusing can cover the through-hole and bore periphery of fixing piece 1, will after heating adhesive curing
Form coating makes fixing piece 1 be fused to ontology 2 at this point, fixing piece 1 is held between coating and ontology 2 to reach
On purpose.
However the hot melting fixture structure of the prior art is relatively simple, usually connects in a fixed seat of hot melting fixture 3
Several hot molten columns 31 are connected to, the bottom end of welding column is welded joint, is heated by welded joint and pushes the welding column on ontology 2
21, hot melt adhesive is easy to overflow to periphery when hot melt, cause finally formed coating is in irregular shape, shape unsightly, need
Often debugging board improves, therefore influences production efficiency.In addition, fixing piece 1 and ontology 2 are more frivolous, often there is asking for deformation
It inscribes, after hot melt, the size precision between fixing piece 1 and ontology 2 is relatively low.
Invention content
The purpose of the present invention is to solve hot melting fixtures in the prior art to be easy to cause weldment after the completion of hot melt
The problem of deformation, proposes a kind of anti-deformation hot melting fixture.
The anti-deformation hot melting fixture of the present invention, including hot melt component, for melting the welding column on weldment ontology；
Fixed component, for placing weldment；Further include more than one anti-deformation device, at least partly the zero of the anti-deformation device
Part can be moved relative to the hot melt component, for pressing the fixed weldment before and after hot melt, so as to prevent
State weldment deformation.
Preferably, the anti-deformation device be equipped with fixed pin shaft, spring and fore-set, the fixed pin shaft in inverted T-shaped simultaneously
And it is fixedly connected on the hot melt component, it is sleeve-shaped, the spring that the spring, which has longitudinal retractility, the fore-set,
It is all sheathed on the fixed pin shaft periphery with the fore-set, the upper end of the fore-set and the lower end contact of spring connect, described
Fore-set is socketed in by opening porose end on the inverted T-shaped end face of the fixed pin shaft.
Preferably, the hot melt component is fever copper coin, and the fever copper coin ontology extends to 1 or more fever vertebra
The lower end of body, each centrum that generates heat is welded joint, and the shape of the welded joint is groove profiling.
Preferably, the anti-deformation hot melting fixture further includes a fixed plate, described for fixing the anti-deformation device
Anti-deformation device is controlled separately with the hot melt component.Hole, the anti-deformation device energy are opened up on the hot melt component
It is enough to be moved relative to the hot melt component across described hole；Alternatively, hole is opened up in the fixed plate, the hot melt component
It can be moved relative to the anti-deformation device across described hole.
Preferably, the anti-deformation device be an axis pin, be fixedly connected in the fixed plate or with the fixed plate
It is integrally formed.
Compared with prior art, beneficial effects of the present invention have：
The anti-deformation hot melting fixture of the present invention, including more than one anti-deformation device, anti-deformation device is at least partly
Part can continue to press therefore, it is possible to first press fixed weldment before hot melt relative to hot melt component movement after hot melt
Fixed weldment, until weld cooling and shaping, so as to prevent weldment from being deformed in welding.
Further, anti-deformation hot melting fixture of the invention, welded joint are shaped to groove profiling, can be by welding
Temperature distortion caused by column and expansion modification control can effectively prevent hot melt adhesive excessive, be produced after making welding inside groove
Product shape rule, beauty, and then improve production yield and efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of hot melting fixture in the prior art.
Fig. 2 is the structural schematic diagram before the anti-deformation hot melting fixture hot melt of the embodiment of the present invention 1.
Structural schematic diagram when Fig. 3 is the anti-deformation hot melting fixture hot melt of the embodiment of the present invention 1.
Fig. 4 is the structural schematic diagram before the anti-deformation hot melting fixture hot melt of the embodiment of the present invention 2.
Fig. 5 is the structural schematic diagram before the anti-deformation hot melting fixture hot melt of the embodiment of the present invention 3.
Specific implementation mode
With reference to embodiment and compares attached drawing the present invention is described in further details.Wherein identical attached drawing
Label indicates identical component, unless stated otherwise.It is emphasized that following the description is only exemplary, without
It is to limit the scope of the invention and its apply.
Embodiment 1
The anti-deformation hot melting fixture of the embodiment of the present invention, as shown in Fig. 2, hot melt component is fever copper coin 4, generate heat copper coin 4
Ontology be extended with multiple fever centrums 41 vertically downward, the bottom of each centrum that generates heat is welded joint 42, each welded joint 42
It is disposed as groove profiling.Anti-deformation device 5A includes fixed pin shaft 51, spring 52 and fore-set 53, and fixed pin shaft 51 is in inverted T-shaped
And it is fixedly connected on fever copper coin 4, it is sleeve-shaped, spring 52 and fore-set that spring 52, which has longitudinal retractility, fore-set 53,
53 are all set in the periphery of fixed pin shaft 51, and the upper end of fore-set 53 is connect with the lower end contact of spring 52, and fore-set 53 is by opening
Porose end is socketed on the inverted T-shaped end face of fixed pin shaft 51, and fore-set 53 can compressed spring 52 relative to fixed pin
Axis 51 moves up and down.Fixed component is fixing groove 6, and weldment ontology 2 and fixing piece 1, weldment ontology are placed in fixing groove 6
2 are equipped with the welding column 21 of multiple weldings.
When anti-deformation hot melting fixture pushes, fore-set 53 first withstands fixing piece 1, fixing piece 1 and weldment ontology 2 is pressed flat
It is whole, play the role of preventing deformation, and since fore-set 53 is pushing the spring 52 that gradually reduces in the process, fore-set pressing fixing piece
1 power is gradually increased, has cushioning effect.
When anti-deformation hot melting fixture continues to push, fever centrum 41, which pushes, presses welding column 21, as shown in figure 3, by
It is groove profiling in welded joint 42, temperature distortion caused by welding column 21 and expansion modification can be controlled inside groove,
Hot melt adhesive can be effectively prevent excessive, make product design rule, beauty after welding, and then improve production yield and efficiency.
After the completion of hot melt, when anti-deformation hot melting fixture rises, fever centrum 41 is detached from welding column 21 first, and fore-set 53 is in bullet
Continue to press fixing piece 1 under the action of spring 52, then progressively disengages fixing piece 1.Due to hot melt just complete when, welding column 21
Weld not yet cooling and shaping, after fever centrum 41 retreats, fore-set 53 continues to withstand under the action of spring 52 in the short time
Fixing piece 1 can effectively prevent fixing piece 1 to be deformed in welding with weldment ontology 2.
Embodiment 2
The anti-deformation hot melting fixture of the embodiment of the present invention, as shown in figure 4, the anti-deformation hot melting fixture of the embodiment of the present invention,
Further include a fixed plate 7, anti-deformation device 5B is a pivot pin, anti-deformation device 5B be fixed in fixed plate 7 or with fixation
Plate 7 is integrally formed, and anti-deformation device 5B is controlled separately with fever copper coin 4, opens up hole on the copper coin 4 that generates heat, shape dress of preapring for an unfavorable turn of events
Setting 5B can pass through above-mentioned hole to move up and down relative to fever copper coin 4.The anti-deformation hot melting fixture of the embodiment of the present invention, other
Part is same as Example 1.
Before hot melt, fixed plate 7 first pushes anti-deformation device 5B to move downward, and fixing piece 1 and weldment ontology 2 is pressed flat
It is whole, play the role of preventing deformation.Then, fever copper coin 4 moves still further below, and fever centrum 41, which pushes, presses welding column 21.
After melting, anti-deformation device 5B continues to withstand fixing piece 1, and fever copper coin 4 first moves upwards, and generate heat centrum 41
It is detached from welding column 21.After the weld cooling and shaping of welding column 21, anti-deformation device 5B is retreated again to be moved upwards, in this way, this
The anti-deformation hot melting fixture of embodiment can be more effectively prevented from fixing piece 1 and become in welding with weldment ontology 2
Shape.
In other variant embodiments of the present embodiment, the structure of anti-deformation device 5B can be with same as Example 1, packet
Fixed pin shaft 51, spring 52 and fore-set 53 are included, details are not described herein.In this way, due to the presence of spring 52, anti-deformation device is preceding
Cushioning effect is all had into when retreating, production yield can be further increased.
Embodiment 3
The anti-deformation hot melting fixture of the embodiment of the present invention, as shown in figure 5, the anti-deformation hot melting fixture of the embodiment of the present invention,
Fixed plate 7 is located at the lower section of fever copper coin 4, and hole is opened up in fixed plate 7, and fever centrum 41 can pass through above-mentioned hole opposite
It moves up and down in fixed plate 7.The anti-deformation hot melting fixture of the embodiment of the present invention, other parts are same as Example 2.
Before hot melt, fixed plate 7 first pushes anti-deformation device 5B to move downward, and fixing piece 1 and weldment ontology 2 is pressed flat
It is whole, play the role of preventing deformation.Then, fever copper coin 4 moves still further below, and fever centrum 41, which pushes, presses welding column 21.
After melting, anti-deformation device 5B continues to withstand fixing piece 1, and fever copper coin 4 first moves upwards, and generate heat centrum 41
It is detached from welding column 21.After the weld cooling and shaping of welding column 21, anti-deformation device 5B is retreated again to be moved upwards, in this way, this
The anti-deformation hot melting fixture of embodiment can be more effectively prevented from fixing piece 1 and become in welding with weldment ontology 2
Shape.
It is understood that in other variant embodiments of the present embodiment, the structure of anti-deformation device 5B can also be with
Embodiment 1 is identical, including fixed pin shaft 51, and spring 52 and fore-set 53, details are not described herein.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation of the present invention is confined to these explanations.For those skilled in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, several equivalent substitute or obvious modifications can also be made, and performance or use is identical, all answered
When being considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of anti-deformation hot melting fixture, including hot melt component, for melting the welding column on weldment ontology；Fixed part
Part, for placing weldment；It is characterized in that, further including more than one anti-deformation device, the anti-deformation device is at least
Part can be moved relative to the hot melt component, for pressing the fixed weldment before and after hot melt, so as to
Prevent the weldment from deforming.
2. anti-deformation hot melting fixture according to claim 1, which is characterized in that the anti-deformation device is equipped with fixed pin
Axis, spring and fore-set, the fixed pin shaft is in inverted T-shaped and is fixedly connected on the hot melt component, and the spring has longitudinal
Retractility, the fore-set is sleeve-shaped, and the spring and the fore-set are all sheathed on the fixed pin shaft periphery, the top
The upper end of column and the lower end contact of spring connect, and the fore-set is socketed in falling for the fixed pin shaft by opening porose end
On T shapes end face.
3. anti-deformation hot melting fixture according to claim 1, which is characterized in that the hot melt component is fever copper coin, institute
The fever centrum that fever copper coin ontology extends to 1 or more is stated, the lower end of each centrum that generates heat is welded joint.
4. anti-deformation hot melting fixture according to claim 3, which is characterized in that the shape of the welded joint is imitative for groove
Shape.
5. anti-deformation hot melting fixture according to claim 1, which is characterized in that the anti-deformation hot melting fixture further includes one
A fixed plate, for fixing the anti-deformation device, the anti-deformation device is controlled separately with the hot melt component.
6. anti-deformation hot melting fixture according to claim 5, which is characterized in that hole is opened up on the hot melt component,
The anti-deformation device can be moved across described hole relative to the hot melt component.
7. anti-deformation hot melting fixture according to claim 5, which is characterized in that open up hole, institute in the fixed plate
Stating hot melt component can move across described hole relative to the anti-deformation device.
8. anti-deformation hot melting fixture according to claim 5, which is characterized in that the anti-deformation device is equipped with fixed pin
Axis, spring and fore-set, the fixed pin shaft is in inverted T-shaped and is fixedly connected on the fixed plate, and the spring has longitudinal
Retractility, the fore-set are sleeve-shaped, and the spring and the fore-set are all sheathed on the fixed pin shaft periphery, the fore-set
Upper end and the lower end contact of spring connect, the fore-set is socketed in the T that falls of the fixed pin shaft by opening porose end
On shape end face.
9. anti-deformation hot melting fixture according to claim 5, which is characterized in that the anti-deformation device is an axis pin.
10. anti-deformation hot melting fixture according to claim 5, which is characterized in that the anti-deformation device is fixedly connected on
It is integrally formed in the fixed plate or with the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442967.9A CN108274766A (en) | 2017-06-13 | 2017-06-13 | A kind of anti-deformation hot melting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442967.9A CN108274766A (en) | 2017-06-13 | 2017-06-13 | A kind of anti-deformation hot melting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108274766A true CN108274766A (en) | 2018-07-13 |
Family
ID=62801165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710442967.9A Pending CN108274766A (en) | 2017-06-13 | 2017-06-13 | A kind of anti-deformation hot melting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108274766A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290588A (en) * | 2020-10-07 | 2022-04-08 | 和硕联合科技股份有限公司 | Hot melting device and hot melting machine |
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| JP2006175823A (en) * | 2004-12-24 | 2006-07-06 | Kenji Ishikawa | Precise heat caulking means |
| CN102935718A (en) * | 2011-08-15 | 2013-02-20 | 汉达精密电子(昆山)有限公司 | Buffering positioning mechanism of hot-melt jig |
| CN103009627A (en) * | 2012-12-21 | 2013-04-03 | 英普亿塑胶电子(苏州)有限公司 | Hot melting device for fixing foam |
| CN204322510U (en) * | 2014-12-08 | 2015-05-13 | 重庆正泽汽车零部件有限公司 | The welding equipment of auto use chair recliner assembly |
| CN205380880U (en) * | 2015-12-29 | 2016-07-13 | 同方国际信息技术（苏州）有限公司 | Notebook computer C shell and keyboard hot melt tool |
| CN206140946U (en) * | 2016-10-27 | 2017-05-03 | 兴科电子科技有限公司 | Hot melt shell fragment tool |
| CN206884197U (en) * | 2017-06-13 | 2018-01-16 | 广西三创科技有限公司 | A kind of anti-deformation hot melting fixture |
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2017
- 2017-06-13 CN CN201710442967.9A patent/CN108274766A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006175823A (en) * | 2004-12-24 | 2006-07-06 | Kenji Ishikawa | Precise heat caulking means |
| CN102935718A (en) * | 2011-08-15 | 2013-02-20 | 汉达精密电子(昆山)有限公司 | Buffering positioning mechanism of hot-melt jig |
| CN103009627A (en) * | 2012-12-21 | 2013-04-03 | 英普亿塑胶电子(苏州)有限公司 | Hot melting device for fixing foam |
| CN204322510U (en) * | 2014-12-08 | 2015-05-13 | 重庆正泽汽车零部件有限公司 | The welding equipment of auto use chair recliner assembly |
| CN205380880U (en) * | 2015-12-29 | 2016-07-13 | 同方国际信息技术（苏州）有限公司 | Notebook computer C shell and keyboard hot melt tool |
| CN206140946U (en) * | 2016-10-27 | 2017-05-03 | 兴科电子科技有限公司 | Hot melt shell fragment tool |
| CN206884197U (en) * | 2017-06-13 | 2018-01-16 | 广西三创科技有限公司 | A kind of anti-deformation hot melting fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290588A (en) * | 2020-10-07 | 2022-04-08 | 和硕联合科技股份有限公司 | Hot melting device and hot melting machine |
| CN114290588B (en) * | 2020-10-07 | 2023-11-03 | 和硕联合科技股份有限公司 | Hot melting device and hot melting machine |
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