Azimuth angle adjusting device for dual-wavelength laser module

Abstract

The utility model discloses an azimuth angle adjusting device for a dual-wavelength laser module, and the device comprises a laser module fixing part which is provided with a laser module accommodation cavity for accommodating the dual-wavelength laser module; the sliding table is arranged at the output end of the dual-wavelength laser module and comprises a base and a sliding block, and the sliding block is arranged on the base and can move in the direction towards or away from the output end of the dual-wavelength laser module; the lens is arranged on the sliding block; the lighting plate is arranged on the side, away from the dual-wavelength laser module fixing piece, of the sliding table, and laser emitted by the dual-wavelength laser module can penetrate through the lens to be projected to the lighting plate; and the industrial camera is arranged opposite to the lighting plate and can shoot the laser projected on the lighting plate. According to the utility model, by moving the slide block on the base towards or away from the output end of the dual-wavelength laser module, the lens also moves along with the slide block, and observing light spots on the lighting plate through the industrial camera, the azimuth angle of the dual-wavelength laser module can be adjusted, and the operation is simple and easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser diode technical field, concretely relates to a dual-wavelength laser module azimuth angle adjusting device. BACKGROUND

[0002] Laser is a kind of device that can emit laser.Dual-wavelength laser or multi-wavelength laser often needs to be azimuthally adjusted during assembly, so that the dual-beam or multi-beam of laser can be as parallel as possible.The existing adjusting mode is inconvenient to operate and deviation is prone to occur. SUMMARY

[0003] In view of the above prior art, the utility model provides a dual-wavelength laser module azimuth angle adjusting device to solve the problem that the azimuth angle of the existing dual-wavelength laser module is inconvenient to adjust.

[0004] In order to achieve the above purpose, the utility model adopts the technical scheme of providing a dual-wavelength laser module azimuth angle adjusting device, characterized by comprising:

[0005] Laser module fixing member, with laser module receiving cavity, to accommodate dual-wavelength laser module;

[0006] Slide table, arranged at the output end of the dual-wavelength laser module, the slide table includes a base and a sliding block, the sliding block is arranged on the base and can move along the direction towards or away from the output end of the dual-wavelength laser module;

[0007] Lens, arranged on the sliding block;

[0008] Lighting board, arranged on the side of the slide table away from the dual-wavelength laser module fixing member, and the laser emitted by the dual-wavelength laser module can pass through the lens and project on the lighting board;

[0009] Industrial camera, arranged opposite to the lighting board, can shoot the laser projected on the lighting board.

[0010] The utility model takes the beneficial effects of the above technical scheme: by fixing the lens on the sliding block and then fixing the sliding block on the base, when the sliding block moves on the base towards or away from the output end of the dual-wavelength laser module, the lens also moves towards or away from the output end of the dual-wavelength laser module, at this time, by observing the light spot of the laser emitted by the dual-wavelength laser module passing through the lens and projecting on the lighting board through the industrial camera, the adjustment of the azimuth angle of the dual-wavelength laser module can be realized, which is simple and easy to operate.

[0011] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0012] Further, one of the opposite sides of the base and the slider is provided with a boss, and the other is provided with a groove, the boss is arranged in the groove, and the boss can move in the groove along the direction towards or away from the output end of the dual-wavelength laser module.

[0013] The base and the slider are fixedly connected and relatively moved through the boss and the groove arranged on the opposite sides of the base and the slider.

[0014] Further, the extension direction of the groove is the same as the direction from the output end of the dual-wavelength laser module to the lens.

[0015] The extension direction of the groove is the same as the direction from the output end of the dual-wavelength laser module to the lens, so that the slider can move along the direction from the output end of the laser module to the lens, thereby facilitating rapid adjustment.

[0016] Further, the boss is trapezoidal, and the groove is trapezoidal matched with the boss.

[0017] The boss is trapezoidal, and the groove is trapezoidal matched with the boss, so that the boss and the groove can be more stably clamped.

[0018] Further, the base and the slider can be fixedly connected through a bolt.

[0019] After the movement of the slider is completed, the slider can be fixed on the base through the bolt, so that the position of the slider is prevented from being deviated.

[0020] Further, a handle is arranged on the slider.

[0021] The handle is arranged on the slider, so that the slider can be moved through the handle, thereby facilitating the movement of the slider.

[0022] Further, the dual-wavelength laser module has two laser module mounting cavities arranged side by side, a laser diode is arranged in the laser module mounting cavity, a bolt hole and a bolt are arranged on the cavity wall of the laser module mounting cavity, the bolt hole penetrates the cavity wall of the laser module mounting cavity, the bolt is arranged in the bolt hole, and the bolt abuts against the laser diode.

[0023] The laser output direction of the laser diode in the laser module mounting cavity can be adjusted through the bolt, so that the azimuth angle of the dual-wavelength laser module is further adjusted.

[0024] Further, a plurality of bolt holes are arranged at equal intervals around the cavity wall of the laser module mounting cavity, and the bolts correspond to the bolt holes one by one.

[0025] The beneficial effects of the above further technical solutions adopted by the utility model are that: through the plurality of bolt holes arranged at equal intervals around the cavity wall of the laser module mounting cavity, the adjustment of the laser output direction of the laser diode in the laser module mounting cavity can be better realized.

[0026] Further, the optical breadboard is further provided, and the double-wavelength laser module fixing member, the sliding table, the lens, the light board and the industrial camera are arranged on the optical breadboard.

[0027] The beneficial effects of the above further technical solutions adopted by the utility model are that: the optical breadboard has the characteristics of high rigidity and low mass ratio, and the adjustment accuracy can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a structural schematic view of the double-wavelength laser module azimuth angle adjusting device of the utility model.

[0029] Among them, 1, laser module fixing member, 2, sliding table, 21, base, 211, boss, 22, sliding block, 23, handle, 3, lens, 4, light board, 5, industrial camera, 6, double-wavelength laser module, 61, laser module mounting cavity, 611, bolt hole, 7, optical breadboard. DETAILED DESCRIPTION

[0030] The specific embodiments of the utility model will be described in detail below in combination with the drawings.

[0031] In the embodiment of the utility model, as shown in the figure, Figure 1 A double-wavelength laser module azimuth angle adjusting device is provided, which comprises a laser module fixing member 1, a sliding table 2, a lens 3, a light board 4, an industrial camera 5, a double-wavelength laser module 6 and an optical breadboard 7. The double-wavelength laser module 6 fixing member 1, the sliding table 2, the lens 3 and the light board 4 are arranged on the optical breadboard 7. In order to meet the height requirement, a support can be arranged between the laser module fixing member 1, the sliding table 2, the lens 3, the industrial camera 5 and the optical breadboard 7 to adjust the height of each.

[0032] The laser module fixing member 1 has a laser module containing cavity to accommodate the double-wavelength laser module 6. The laser module containing cavity can be a U-shaped cavity, and the double-wavelength laser module 6 can be clamped or fixed in the U-shaped cavity through a bolt.

[0033] The sliding table 2 is arranged at the output end of the dual-wavelength laser module 6. The sliding table 2 comprises a base 21 and a sliding block 22 arranged on the base 21. The base 21 is provided with a trapezoidal boss 211 on the side opposite to the sliding block 22, and the sliding block 22 is provided with a trapezoidal groove matching the boss 211 on the side opposite to the base 21. The boss 211 is arranged in the groove, thereby realizing the connection between the sliding block 22 and the base 21. The extension direction of the groove is the same as the direction from the output end of the dual-wavelength laser module 6 to the lens 3, and the sliding block 22 can move along the extension direction of the groove, thereby enabling the sliding block 22 to move towards or away from the output end of the dual-wavelength laser module 6. After the relative position adjustment of the sliding block 22 is completed, the sliding block 22 can be fixed on the base 21 by means of bolts. A handle 23 is arranged on the sliding block 22, and the handle 23 can be inserted into the sliding block 22, thereby enabling the sliding block 22 to be moved by means of the handle 23.

[0034] The dual-wavelength laser module 6 is provided with two laser module mounting cavities 61 arranged side by side, and a laser diode is arranged in each laser module mounting cavity 61. A plurality of bolt holes 611 and a plurality of bolts are arranged at equal intervals around the cavity wall of the laser module mounting cavity 61. The bolt holes 611 penetrate through the cavity wall of the laser module mounting cavity 61, and the bolts are arranged in the bolt holes 611. The bolts correspond to the bolt holes 611 one by one, and the bolts abut against the laser diode, thereby enabling the laser diode to be fixed in the laser module mounting cavity 61, and enabling the output direction of the laser diode to be adjusted by adjusting the depth of the bolts in the bolt holes 611.

[0035] The lens 3 can be fixed on the sliding block 22 by means of screws or welding.

[0036] The light board 4 is arranged on the side of the sliding table 2 away from the dual-wavelength laser module 6 fixing member 1, and the laser emitted by the dual-wavelength laser module 6 can pass through the lens 3 and be projected on the light board 4.

[0037] The industrial camera 5 is arranged opposite to the light board 4, and can capture the laser projected on the light board 4.

[0038] In use, the dual-wavelength laser module 6 is first placed in the laser module fixing member 1, and the laser diode is powered to emit light. The laser emitted by the dual-wavelength laser module 6 is projected on the light board 4 through the lens 3. Then, the sliding block 22 is moved forward and backward on the base 21 by means of the handle 23, until the light spot captured by the industrial camera 5 is clear and optimal. Then, the sliding block 22 is fixed on the base 21 by means of screws, thereby realizing the position fixation of the lens 3. Then, the bolts in the laser module mounting cavities 61 are adjusted by means of the light spot angle collected by the industrial camera 5 in real time, until the optimal effect is achieved. The device is simple and compact, can simultaneously adjust the two modules in the dual-wavelength laser module 6, is easy to operate, and can enable the light beams emitted by the dual-wavelength laser module 6 to be as parallel as possible.

[0039] Although the specific embodiments of the present application are described in detail with reference to the accompanying drawings, it should not be understood as limiting the scope of protection of the patent. Various modifications and variations that can be made by those skilled in the art within the scope described in the claims are still within the scope of protection of the patent.

Claims

1. A dual-wavelength laser module azimuth angle adjustment device, characterized in that, The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device.

2. The dual-wavelength laser module azimuth angle adjustment device according to claim 1, characterized in that: The application relates to a double-wavelength laser module fixing device.

3. The dual-wavelength laser module azimuth angle adjustment device according to claim 2, characterized in that: The application relates to a double-wavelength laser module fixing device.

4. The dual-wavelength laser module azimuth angle adjustment device according to claim 2, characterized in that: The application relates to a double-wavelength laser module fixing device.

5. The dual-wavelength laser module azimuth adjustment device of claim 1, wherein: The application relates to a double-wavelength laser module fixing device.

6. The dual-wavelength laser module azimuth adjustment device of claim 1, wherein: The application relates to a double-wavelength laser module fixing device.

7. The dual-wavelength laser module azimuth adjustment device of claim 1, wherein: The application relates to a double-wavelength laser module fixing device.

8. The dual-wavelength laser module azimuth adjustment device according to claim 7, characterized in that: The application relates to a double-wavelength laser module fixing device.

9. The dual-wavelength laser module azimuth adjustment device of claim 1, wherein: The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. The application relates to a double-wavelength laser module fixing device. 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