CN202480377U - Clamp device used for plastic laser welding - Google Patents
Clamp device used for plastic laser welding Download PDFInfo
- Publication number
- CN202480377U CN202480377U CN2011204414008U CN201120441400U CN202480377U CN 202480377 U CN202480377 U CN 202480377U CN 2011204414008 U CN2011204414008 U CN 2011204414008U CN 201120441400 U CN201120441400 U CN 201120441400U CN 202480377 U CN202480377 U CN 202480377U
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- welding
- welded
- laser
- workpiece
- guide pillar
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Abstract
The utility model provides a clamp device used for the plastic laser welding. The clamp device comprises a fixing rack, a turntable, a plurality of bottom plates, a bracket, an air cylinder, a guide pillar and a pressing plate, wherein a hollow cavity is arranged in the middle part of the fixing rack, an electric motor and a centre rotating shaft rotating under the driving of the electric motor are arranged in the hollow cavity; the turntable is arranged on the upper part of the fixing rack and is fixedly connected with the center rotating shaft to rotate; the plurality of bottom plates are respectively arranged on the turntable and used for placing a workpiece to be welded; the bracket is arranged on the fixing rack; the air cylinder is fixed on the upper end of the bracket; the guide pillar is arranged at the lower side of the air cylinder and lifted along with the action of the air cylinder; and the pressing plate is arranged at the lower side of the guide pillar and is tightly placed on the workpiece to be welded on the bottom plate through the laser. According to the structure, the problems of unstable welding quality and the welding intensity can be solved; and meanwhile, the clamp device is high in welding precision, small in error, simple in operation, and high in welding efficiency.
Description
Technical field
The utility model relates to the laser welding technology field, specifically, relates to a kind of grip device that in the laser beam welding of plastics, uses.
Background technology
Solder technology is widely used in various productions, the life, and along with the continuous development and the progress of science and technology, solder technology is progressively to more stable, safer mode development.Have ultrasonic bonding, Vibration Welding, hot air tool commonly used at present weld and Plastic Welding, and with respect to these traditional welding technology, the plastics laser welding process has occupied certain market position gradually.
The most frequently used plastics laser weld form is the laser-transmitting welding.The technology of laser-transmitting welding is, clips together two plastic items to be welded through anchor clamps earlier, and the laser orientation that utilizes a branch of short-wave infrared district then is to position to be bondd.Laser beam is absorbed by the plastic items to be welded of lower floor through the transparent plastic items to be welded in upper strata then.Owing to absorbed laser energy, the temperature of the plastic items to be welded of lower floor raises, the contact portion of the plastic items to be welded of fusing the upper and lower.The plastic items to be welded on upper strata can be transparent or coloured, but must be able to guarantee enough laser is passed through.
The plastics Laser Welding is connected to following several kinds of different welding manners: profile welding, welding synchronously, accurate welding synchronously, mask welding, Globo welding and other modes.Several kinds of welding manners all exist problems such as parts contact defective tightness to be welded, external pressure deficiency more than the Globo welding, thus cause weld strength inadequately, weld defect appears, even can't accomplish the problem of welding.And the Globo welding is the weld interface that focuses on that can not have any glass marble dot type that rolls of friction through making, and when this glass marble rolls from the teeth outwards, for the composition surface provides lasting pressure, and then has guaranteed in the LASER HEATING material, to have pressure to clamp.When utilizing this welding manner, deform easily or warpage in the peripheral region of its weld part, contaminated easily because the glass focus ball contacts with the workpiece of different materials in addition, change difficultly, and it involves great expense.
When with the laser thermal source plastics part being welded, its external pressure is directly determining welding quality and weld strength, and applying and controlling of this external pressure is directly to realize through grip device.Therefore, need design special grip device, avoid the welding quality and the unsettled defective of weld strength of above-mentioned laser welding process to improve above-mentioned welding manner.
The utility model content
The utility model provides a kind of grip device that is used for the plastics laser weld, and is simple in structure, overcomes to combine untight defective between the material to be welded, can improve the welding processing precision.
To achieve these goals, a kind of grip device that is used for the plastics laser weld that the utility model provides, it comprises: fixed rack, mid portion is provided with cavity, the central rotating shaft that in said cavity, is provided with motor and is rotated by this motor-driven; Rotating disk is arranged on the top of said fixed rack, is fixedly connected with said central rotating shaft and rotates; A plurality of base plates are separately positioned on the said rotating disk, are used to place workpiece to be welded; Support is arranged on the upper edge place of said fixed rack; Cylinder is fixed on the upper end of said support; Guide pillar is arranged on the downside of said cylinder and along with the action of said cylinder is gone up and down; Pressing plate is arranged on the downside of said guide pillar and can sees through laser, can be pressed on the workpiece to be welded that is positioned on the said base plate.
In addition, also can be on said pressing plate, also to be formed with boss.
According to the said structure of the utility model, can solve the welding quality and the weld strength problem of unstable that exist in the laser weld mode in the past.The grip device that utilizes the utility model to relate to, its laser weld precision is higher, and the welding error is little; For difform weldment, only need difform base plate of replacing and pressing plate to get final product, simple, convenient, quick.And, owing to adopt the multistation processing structure, improve welding efficiency.
Description of drawings
Through below in conjunction with accompanying drawing embodiment of the present invention being described, above-mentioned characteristic of the utility model and technological merit will become apparent and understand easily.
Fig. 1 is the sketch map of the structure of the material to be welded that uses in the expression plastics laser weld;
Fig. 2 is the cutaway view of the concrete structure of the grip device that is used for the plastics laser weld that relates to of expression the utility model;
Fig. 3 is the sketch map of the state of the expression base plate and the pressing plate clamping workpiece to be welded that utilize the above-mentioned grip device that the utility model relates to.
Description of reference numerals:
1, light absorbent; 2, light transmissive material;
3, position to be welded; 4, fixed rack;
5, central rotating shaft; 6, motor;
7, rotating disk; 8, support;
9, cylinder; 10, guide pillar;
11, base plate; 12, workpiece to be welded;
13, pressing plate; 14, laser instrument;
15, boss.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further detailed description.
In the following description; Only some example embodiment of the utility model is described through the mode of explanation; Undoubtedly; Those of ordinary skill in the art can recognize, under the situation of spirit that does not depart from the utility model and scope, can revise described embodiment with various different modes.Therefore, accompanying drawing be described in just illustratively in essence, rather than be used to limit the protection domain of claim.In addition, in this manual, identical Reference numeral indicates identical part.
Fig. 1 is the sketch map of the structure of the material to be welded that uses in the expression plastics laser weld.The grip device that is used for the plastics laser weld that the utility model relates to, thus be applicable to that material pressure to be welded is not enough or can not closely contact the situation that influences welding quality.As shown in Figure 1, light transmissive material 2 to be welded is positioned at the top of light absorbent to be welded 1, forms a position to be welded 3 that is in contact with one another.But; Because the restriction of the peripheral outline of light absorbent 1 to be welded; Light transmissive material 2 to be welded is arranged on after light absorbent to be welded 1 top; Good tight contact can not be realized in formed position to be welded 3, thereby causes the situation that laser weld strength is not enough, weld defect occurs even can't realize welding.
Fig. 2 is the cutaway view of the concrete structure of the grip device that is used for the plastics laser weld that relates to of expression the utility model.As shown in Figure 2, this grip device comprises: the fixed rack 4 that offers cavity at mid portion; Be arranged on the motor that is used to drive 6 in the cavity of this fixed rack 4; Be connected the central rotating shaft 5 on the output shaft of motor 6; Being connected with an end of central rotating shaft 5 also can be around the rotating disk 7 of these central rotating shaft 5 rotations; Be arranged on the support 8 on the fixed rack 4; Be arranged on the cylinder 9 of the upper end of support 8; The guide pillar 10 that is arranged on cylinder 9 downsides and goes up and down along with cylinder 9; Be connected the pressing plate 13 on the guide pillar 10, this pressing plate is made up of the material of the laser that can see through welding usefulness; The a plurality of base plates 11 that are fixed on above the rotating disk 7 and rotate together along with rotating disk 7 are at this placement workpiece 12 to be welded above base plate 11; And to the laser instrument 14 of the laser beam that is positioned over the workpiece to be welded 12 irradiating lasers welding usefulness on this base plate 11.
Fig. 3 is the sketch map of state of base plate and the pressing plate clamping workpiece to be welded of the above-mentioned grip device that relates to of expression the utility model.At first, workpiece 12 to be welded is placed on above the base plate 11, through the work of cylinder 9, makes pressing plate 13 be pressed on the top of workpiece 12 to be welded along with the decline of guide pillar 10 then.
In addition, also can on pressing plate 3, form the boss 15 identical with the track at position 3 to be welded, this boss 15 can guarantee that the light absorbent 1 in the workpiece 12 to be welded closely contacts with light transmissive material 2, and then guarantees welding quality.
When welding, a plurality of workpiece 12 to be welded are placed on respectively on each base plate 11, make cylinder operation then, make guide pillar 11 drive pressing plates 13 and descend and be pressed on workpiece to be welded 12 tops.Then; Laser instrument 14 is launched the laser of welding usefulness, and laser is absorbed through shining light absorbent 1 behind the light transmissive material 2, and its temperature raise after light absorbent 1 absorbed laser; The coupling part fusing of light absorbent 1 and light transmissive material 2, thus realize the welding at position 3 to be welded.Subsequently, the work that cylinder 9 rises guide pillar 10, thus pressing plate 13 is also risen together.Then, drive motors 6 makes central rotating shaft 5 rotations, and next base plate 11 is transplanted on the welding position.Simultaneously, the workpiece of having accomplished laser weld arrives the blanking station, carries out blanking, and other base plates 12 arrive the material loading station and carry out material loading.Whole welding process realizes semi-automation.
Under the above-mentioned instruction of the utility model; Those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description; And these improvement and distortion all drop in the protection domain of the utility model, and those skilled in the art should be understood that; Above-mentioned specific descriptions are just explained the purpose of the utility model better, and the protection domain of the utility model is limited claim and equivalent thereof.
Claims (2)
1. a grip device that is used for the plastics laser weld is characterized in that, comprising:
Fixed rack is provided with cavity at mid portion, the central rotating shaft that in said cavity, is provided with motor and is rotated by this motor-driven;
Rotating disk is arranged on the top of said fixed rack, is fixedly connected with said central rotating shaft and rotates;
A plurality of base plates are separately positioned on the said rotating disk, are used to place workpiece to be welded;
Support is arranged on the said fixed rack;
Cylinder is fixed on the upper end of said support;
Guide pillar is arranged on the downside of said cylinder and along with the action of said cylinder is gone up and down;
Pressing plate is arranged on the downside of said guide pillar and can sees through laser, can be pressed on the workpiece to be welded that is positioned on the said base plate.
2. according to the described grip device of claim 1, it is characterized in that,
On said pressing plate, also be formed with boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204414008U CN202480377U (en) | 2011-11-09 | 2011-11-09 | Clamp device used for plastic laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204414008U CN202480377U (en) | 2011-11-09 | 2011-11-09 | Clamp device used for plastic laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480377U true CN202480377U (en) | 2012-10-10 |
Family
ID=46954834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204414008U Expired - Fee Related CN202480377U (en) | 2011-11-09 | 2011-11-09 | Clamp device used for plastic laser welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202480377U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584770A (en) * | 2017-09-28 | 2018-01-16 | 广东顺德华焯机械科技有限公司 | A kind of multistation plastic laser welding glass binder equipment |
| CN109228368A (en) * | 2018-11-02 | 2019-01-18 | 大族激光科技产业集团股份有限公司 | Laser soldering device and method |
| CN113715343A (en) * | 2021-08-20 | 2021-11-30 | 泰安路佳工程材料有限公司 | Novel polyester grating welding device |
| US11819942B2 (en) | 2020-12-10 | 2023-11-21 | Magna International Inc. | Method and apparatus for applying an active joining force during laser welding of overlapping workpieces |
-
2011
- 2011-11-09 CN CN2011204414008U patent/CN202480377U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584770A (en) * | 2017-09-28 | 2018-01-16 | 广东顺德华焯机械科技有限公司 | A kind of multistation plastic laser welding glass binder equipment |
| CN109228368A (en) * | 2018-11-02 | 2019-01-18 | 大族激光科技产业集团股份有限公司 | Laser soldering device and method |
| US11819942B2 (en) | 2020-12-10 | 2023-11-21 | Magna International Inc. | Method and apparatus for applying an active joining force during laser welding of overlapping workpieces |
| CN113715343A (en) * | 2021-08-20 | 2021-11-30 | 泰安路佳工程材料有限公司 | Novel polyester grating welding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20151109 |
|
| EXPY | Termination of patent right or utility model |