CN205097540U - A laser dualbeam soldered connection for plastics both sides welding - Google Patents
A laser dualbeam soldered connection for plastics both sides welding Download PDFInfo
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- CN205097540U CN205097540U CN201520716125.4U CN201520716125U CN205097540U CN 205097540 U CN205097540 U CN 205097540U CN 201520716125 U CN201520716125 U CN 201520716125U CN 205097540 U CN205097540 U CN 205097540U
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Abstract
The utility model provides a laser dualbeam soldered connection for plastics both sides welding, includes soldered connection main part, connecting device, light beam beam splitting device, focus adjusting device, its characterized in that: the laser beam passes through half anti - spectroscope through half, falls into two bundles of laser with laser beam, all the way the light beam reflection left, the light beam is downward all the way about, light beam carries out the optical path transmission through planar mirror, focuses on work piece bilateral symmetry's welding position, inside focus level adjustment device and the vertical adjusting device of being equipped with of soldered connection through parabola reflection focusing mirror respectively with two bundles of light. The beneficial effects of the utility model are that: 1, utilize optical element to be divided into two the laser beam, can realize simultaneously improving more than the work efficiency 50% two sides or tow sides welding about the work piece. 2, the soldered connection is inside to be equipped with the refrigeration cycle return circuit, cools off the optical glass to prevent the focus drift and the too big power consumption of soldered connection. When work is normally stablized to assurance equipment, lengthen its life.
Description
Technical field
The present invention relates to a kind of laser welding technology field, particularly a kind of double laser beams plumb joint for plastic two surface welding.
Background technology
Plastics take high molecular polymer as the mixture of main component, along with the development of modern economy, social production has had higher requirement to fermentation such as product lightweight, product diversity, the feature of environmental protection, and this makes plastic material more be widely used in industrial every field.
For some complex structure not easily or once can not obtain plastic construction by injection molded, need to connect it, to improve producing feasibility, ensure product quality.Traditional plastic welding methods mainly contains hot air welding, Vibration Welding, friction welding and ultrasonic bonding etc., and adopting laser to carry out Plastic Welding is a kind of newer TECHNOLOGY OF WELDING PLASTICS.Relative to traditional plastic welding methods, laser weld possesses incomparable advantage, plastics laser weld is a kind of environmental protection, fast and efficiently welding method, laser weld is the inexorable trend of Plastic Welding, now plastics laser weld has been widely used in industrial every field, as automobile, medical treatment, household electrical appliances etc. at present.
For the plastic products of some special construction, need to carry out two-sided welding when welding.In this case, generally need to carry out twice welding, be namely soldered the welding that one side carries out another side again, while this method welding efficiency is low, product quality also can be subject to larger impact, and this processing method can cause larger weld residual stress and welding deformation.Therefore, invent a kind of new plastics laser welding system and possess great realistic meaning to solve above-mentioned Welding Problems.
Utility model content
The purpose of this utility model is the shortcoming existed to overcome prior art, and provide a kind of structure simple, production cost is low, the dual-beam laser welding head of welding while of operating efficiency high a kind of two-sided.
The present invention solves the problems of the technologies described above adopted technical scheme:
The utility model object is a kind of double laser beams plumb joint for plastic two surface welding realized with the following methods, comprise plumb joint main body, jockey, light beam light-dividing device, focus adjusting device, it is characterized in that: laser beam is by semi-transparent semi-reflecting spectroscope, laser beam is divided into two bundle laser, one tunnel beam reflection left, one road light beam is downward, left and right light beam carries out optic path by plane mirror, by parabolic reflective focusing mirror, two-beam is focused on the symmetrical welding position of workpiece respectively, plumb joint inside is provided with focus level adjusting device and vertical adjusting device.
Described jockey is be arranged on the flange seat in plumb joint main body, for being connected with machine tool chief axis by this plumb joint.
Described focus level adjusting device comprises left focus leveling device and right focus leveling device, be arranged on the horizontal guide rail of main body, left light path system is arranged on left focus leveling device, and right light path system is arranged on right focus leveling device.
Described left and right focus level adjusting device can use leading screw and nut mechanism to adjust the position of focus in left and right in the horizontal direction.
Described plumb joint body interior is provided with cooling circuit, cools optical mirror slip.
Also be integrated with infrared measurement of temperature module in described plumb joint main body, temperature measurement module can carry out precise monitoring to welding temperature.
The light source optical maser wavelength of described plumb joint main body is 800-1064nm, and laser power is 10-300W.
The beneficial effects of the utility model are: 1, to have structure simple, easy to assembly for the utility model, the advantages such as production cost is low, and the market competitiveness is strong.2, utilize optical element to be divided into two by laser beam, the two sides, left and right to workpiece or tow sides welding can be realized simultaneously, increase work efficiency more than 50%.3, plumb joint inside is provided with cooling circuit, cools optical mirror slip, to prevent the focus drifting of plumb joint and excessive power attenuation.While the work of guarantee equipment normal table, extend its service life.
Accompanying drawing explanation
Fig. 1 is the light path principle figure of welding point in the utility model.
Fig. 2 is the utility model structure sectional view.
Fig. 3 is left focus adjusting device structural scheme of mechanism in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, concrete further instruction is done to the utility model.As shown in the figure: a kind of double laser beams plumb joint for plastic two surface welding, comprises the vertical adjusting device 17 of jockey 2, light beam light-dividing device 5, focus level adjusting device 15 and focus.This plastics laser welding system is applicable to power 10-300W, the LASER Light Source of optical maser wavelength 800-1064nm.As shown in Figure 1, the jockey 2 that plumb joint passes through is connected with machine tool motion axle optical schematic diagram, and light-dividing device 5 is arranged in main body, can match with digital control system open arbitrarily.After laser beam enters plumb joint, first enter into semi-transparent semi-reflecting light-dividing device 12, laser beam is divided into energy equalization, pattern identical and two of Complete Synchronization bundle laser by light splitting eyeglass.Another bundle laser reflection enters into the plane mirror 14 in left side left, and then light beam vertically reflects and enters parabola focus lamp 4 downwards, and light beam is by focusing on welding position after focus lamp.Enter plane mirror 11 straight down after another bundle laser light spectroscope, then light beam by reflection levels left, and light beam enters parabola focus lamp 7, and last laser is focused onto welding position.
Left light path system, be made up of upper left reflecting mechanism 9 lower-left reflect focalization mechanism 4 and left focus guiding mechanism 3, lower-left reflect focalization mechanism 4 is arranged on the vertical guide rail 17 of left focus leveling device.Focus left focus leveling device 3 adjusts the position of left focus in left and right in the horizontal direction by leading screw and nut mechanism 15; The nut 10 rotating the upper and lower guiding mechanism of left focus can adjust the upper-lower position of left focus up and down.The composition of right light path system and the adjustment of right focus and left light path system similar.
In order to promote the application function of this plumb joint, plumb joint being integrated with infrared temperature monitoring equipment 14, realizing the Real-Time Monitoring of temperature.Infrared temperature monitoring equipment is arranged on focus adjusting device 3, and the focal position of infrared monitor can be servo-actuated with the focal position of plumb joint, and bifocal is overlapped all the time.Contain the cooling circuit of each optical mirror slip in plumb joint, eyeglass cooling can be realized, reduce temperature drift and power attenuation.
Major function of the present invention is: can realize plastic two surface synchronous welding, can prevent the welding stress welding asynchronous generation, ensures welding quality, and enhances productivity.The welding of the thermoplastic product that more suitable especially structures are special, suitable needs are enhanced productivity and are required higher method and apparatus to the quality of production.
The welding position of this welding equipment product is used to need to possess three layers of overlap joint or class bridging arrangement, levels material all will with middle level material compatible, and the transmitance of the upper and lower material for laser light reaches more than 20%, the absorptivity of intermediate materials to laser is higher, and welding tooling needs apply certain pressure to welding position and solder side is fit together closely.Melt after intermediate layer material absorbing laser, and partial heat is conducted the upper strata, the subsurface material fusing that make welding position place to upper strata, subsurface material, after thermal source leaves cooling, plastics solidify formation weld seam.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.
Claims (7)
1. the double laser beams plumb joint for plastic two surface welding, comprise plumb joint main body (1), jockey (2), light beam light-dividing device (5), focus adjusting device (3), it is characterized in that: laser beam is by semi-transparent semi-reflecting spectroscope (12), laser beam is divided into two bundle laser, one tunnel beam reflection left, one road light beam is downward, left and right light beam carries out optic path by plane mirror (9), by parabolic reflective focusing mirror (4, 7) two-beam is focused on respectively workpiece (99) symmetrical welding position, plumb joint inside is provided with focus level adjusting device and vertical adjusting device (17).
2. according to claim 1 a kind of for plastic two surface welding double laser beams plumb joint, it is characterized in that: described jockey (2) for being arranged on the flange seat in plumb joint main body (1), for this plumb joint is connected with machine tool chief axis.
3. a kind of double laser beams plumb joint for plastic two surface welding according to claim 1, it is characterized in that: described focus level adjusting device comprises left focus leveling device (15) and right focus leveling device (16), be arranged on the horizontal guide rail (8) of plumb joint main body (1), left light path system is arranged on left focus leveling device (15), and right light path system is arranged on right focus leveling device (16).
4. a kind of double laser beams plumb joint for plastic two surface welding according to claim 3, is characterized in that: the available leading screw and nut mechanism (10,13) of crossing of described left and right focus level adjusting device (15,16) adjusts the position of focus in left and right in the horizontal direction.
5. according to claim 1 a kind of for plastic two surface welding double laser beams plumb joint, it is characterized in that: described plumb joint main body (1) inside is provided with cooling circuit, cools optical mirror slip.
6. a kind of double laser beams plumb joint for plastic two surface welding according to claim 1, it is characterized in that: be also integrated with infrared measurement of temperature module (14) in described plumb joint main body (1), temperature measurement module can carry out precise monitoring to welding temperature.
7. a kind of double laser beams plumb joint for plastic two surface welding according to claim 1, is characterized in that: the light source optical maser wavelength of described plumb joint main body (1) is 800-1064nm, and laser power is 10-300W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716125.4U CN205097540U (en) | 2015-09-16 | 2015-09-16 | A laser dualbeam soldered connection for plastics both sides welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716125.4U CN205097540U (en) | 2015-09-16 | 2015-09-16 | A laser dualbeam soldered connection for plastics both sides welding |
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| Publication Number | Publication Date |
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| CN205097540U true CN205097540U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520716125.4U Active CN205097540U (en) | 2015-09-16 | 2015-09-16 | A laser dualbeam soldered connection for plastics both sides welding |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000886A (en) * | 2016-11-07 | 2018-05-08 | 广东顺德华焯机械科技有限公司 | A kind of plastics laser welding Special handheld plumb joint |
| CN114074430A (en) * | 2020-08-13 | 2022-02-22 | 大族激光科技产业集团股份有限公司 | Laser welding method, laser welding system, computer device, and storage medium |
| CN114074431A (en) * | 2020-08-13 | 2022-02-22 | 大族激光科技产业集团股份有限公司 | Plastic laser welding method, system, computer device and storage medium |
| CN115157690A (en) * | 2022-05-31 | 2022-10-11 | 苏州大学 | Method and device for realizing dissimilar transparent plastic connection by dual-wavelength laser cooperation |
-
2015
- 2015-09-16 CN CN201520716125.4U patent/CN205097540U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000886A (en) * | 2016-11-07 | 2018-05-08 | 广东顺德华焯机械科技有限公司 | A kind of plastics laser welding Special handheld plumb joint |
| CN114074430A (en) * | 2020-08-13 | 2022-02-22 | 大族激光科技产业集团股份有限公司 | Laser welding method, laser welding system, computer device, and storage medium |
| CN114074431A (en) * | 2020-08-13 | 2022-02-22 | 大族激光科技产业集团股份有限公司 | Plastic laser welding method, system, computer device and storage medium |
| CN114074431B (en) * | 2020-08-13 | 2024-04-12 | 大族激光科技产业集团股份有限公司 | Plastic laser welding method, system, computer equipment and storage medium |
| CN114074430B (en) * | 2020-08-13 | 2024-04-12 | 大族激光科技产业集团股份有限公司 | Laser welding method, laser welding system, computer device and storage medium |
| CN115157690A (en) * | 2022-05-31 | 2022-10-11 | 苏州大学 | Method and device for realizing dissimilar transparent plastic connection by dual-wavelength laser cooperation |
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