CN201298659Y - Laser module structure - Google Patents

Abstract

A laser module structure comprises an adjusting seat, a cylindrical mirror and a plurality of adjusting screws, wherein an accommodating space is formed inside the adjusting seat, a light outlet is formed in the front end of the adjusting seat, the adjusting seat is provided with a front adjusting part and a rear adjusting part, a slot is formed between the front adjusting part and the rear adjusting part, the front adjusting part is provided with an assembling hole and a plurality of screw holes, a step groove is formed between the front end of the front adjusting part and the outer edge and communicated with the screw holes, the cylindrical mirror is accommodated in the assembling hole, the adjusting screws are screwed in the corresponding screw holes, and the adjusting screws correspond to the rear adjusting part; therefore, the adjusting screw can be fixed with the adjusting seat by gluing the side surface, has better fixing effect and is convenient for the detachment or readjustment of the adjusting screw. Through the utility model discloses can carry out the side point and glue the operation in order to improve fixed effect, and conveniently dismantle or readjust the screw, go back accessible two correction screw and rotate the top and touch the alignment block to rotation, beat and the translation of adjustment laser module structure, in order to provide the accuracy, make the error minimizing.

Description

Laser module structure

technical field

The utility model relates to a laser module structure, in particular to a laser module structure which can be used to install a laser unit inside, has an adjustment function, and improves precision.

Background technique

As shown in FIG. 1 , a known laser module 9 can be provided with a lenticular mirror 91 at the front end, and the lenticular mirror 91 is a cylinder made of a light-transmitting material (such as glass). The laser beam emitted by the laser diode of the laser module 9 is focused by the focusing lens, and then the laser beam is formed into a line by the lenticular lens 91, so that the laser module has wider applications. The lenticular lens 91 of the above-mentioned laser module 9 needs to be focused. Generally, a plurality of adjustment screws 92 are rotated and touched to adjust the focus of the lenticular lens 91 .

From the above-mentioned known laser modules, it can be seen that after the adjustment of the adjustment screw 92 is completed, the adjustment screw 92 must be dispensed with glue to fix the adjustment screw 92, because the adjustment screw 92 is screwed into the corresponding screw hole at the front end of the laser module 9 , so the operation of dispensing glue can only be performed by the front end of the adjustment screw 92, so that the adjustment screw can only be glued and fixed by the front part and the laser module. After glueing, the glue is attached to the front end of the adjustment screw, and the glue will fill in the slot hole at the front end of the adjustment screw, which will hinder the subsequent turning of the adjustment screw with a tool, making it difficult to disassemble or readjust the adjustment screw.

Furthermore, when the laser module is installed inside a device such as a weight of a spirit level, it does not have a better adjustment mechanism, so that the laser module cannot have better accuracy and errors are prone to occur.

Therefore, the inventor feels that the above-mentioned defects can be improved, so he deliberately concentrates on research and cooperates with the application of theories, and finally proposes a utility model with reasonable design and effective improvement of the above-mentioned defects.

Utility model content

The main purpose of the utility model is to provide a laser module structure, the adjustment screw can be glued to the adjustment seat by the side, which has a better fixing effect, and facilitates the disassembly or readjustment of the adjustment screw.

Another purpose of the present invention is to provide a laser module structure with a better adjustment function, so that the accuracy is improved and errors are less likely to occur.

In order to achieve the above object, the utility model provides a laser module structure, including: an adjustment seat, which forms an accommodating space inside, the front end of the adjustment seat has a light outlet, the adjustment seat has a front adjustment part and a rear The adjustment part has a slot between the front adjustment part and the rear adjustment part. The front adjustment part is provided with an assembly hole and a plurality of screw holes. A step groove is provided between the front end and the outer edge of the front adjustment part. The step groove communicated with the plurality of screw holes; a cylindrical mirror, which is accommodated in the assembly hole; and a plurality of adjustment screws, which are screwed to the corresponding screw holes, and the plurality of adjustment screws correspond to the rear adjustment part .

The utility model further provides a laser module structure, which includes: an adjustment seat, which forms an accommodating space, the front end of the adjustment seat has a light outlet, the adjustment seat has a front adjustment part and a rear adjustment part, the front A slit is provided between the adjustment part and the rear adjustment part. The front adjustment part is provided with an assembly hole and a plurality of screw holes. A step groove is provided between the front end and the outer edge of the front adjustment part. The step groove and the plurality of The screw holes are connected, and the outer edge of the adjustment seat is provided with a correction block; a cylindrical mirror, which is accommodated in the assembly hole; and a plurality of adjustment screws, which are screwed into the corresponding screw holes, and the plurality of adjustment screws Corresponds to the rear adjustment part.

The utility model has the following beneficial effects: the utility model is provided with step grooves on the front adjustment part of the adjustment seat, so that the front ends of the plurality of screw holes face outward to form an open space, so the step grooves can be used to adjust the screw holes in the screw holes. The adjustment screw is used for dispensing, which is convenient for the side dispensing operation, so that the adjustment screw can be glued and fixed with the adjustment seat on the side, so that it has a better fixing effect, and the glue does not need to be attached to the front end of the adjustment screw, which will not hinder the use of tools. Turn the adjusting screw to facilitate removal or readjustment of the adjusting screw.

The laser module structure of the utility model is provided with a correction block protruding from the outer edge of the adjustment seat. When the laser module structure is installed inside the measuring device, the two correction screws screwed on the measuring device can be used to rotate the top and touch the correction block, so as to adjust The rotation, yaw and translation of the laser module structure make the utility model have a better adjustment function, so that the accuracy is improved and errors are less likely to occur.

In order to enable a further understanding of the features and technical content of the utility model, please refer to the following detailed description and drawings of the utility model, but the attached drawings are only for reference and illustration, and are not used to limit the utility model .

Description of drawings

FIG. 1 is a perspective view of a known laser module structure.

Fig. 2 is a perspective view of the structure of the laser module of the present invention.

Fig. 3 is a front view of the structure of the laser module of the present invention.

Fig. 4 is a top view of the structure of the laser module of the present invention.

Fig. 5 is a side view of the structure of the laser module of the present invention.

Fig. 6 is a cross-sectional view of the structure of the laser module of the present invention.

Fig. 7 is a schematic diagram of the usage state of the laser module structure of the present invention.

Fig. 8 is a cross-sectional view of another embodiment of the structure of the laser module of the present invention.

Wherein, the reference signs are explained as follows:

1 adjustment seat

11 storage space

12 light outlet

13 front adjustment part

14 Rear adjustment department

15 slots

16 assembly holes

17 screw holes

18 level slot

19 Calibration block

2 Lenticular mirrors

3 Adjusting screw

4 glue

5 heavy hammers

6 Adjustment screw

7 laser unit

8 laser modules

91 Cylindrical mirror

92 Adjusting screw

Detailed ways

Please refer to Fig. 2 to Fig. 6, the utility model provides a kind of laser module structure, including an adjustment base 1, a cylindrical mirror 2 and a plurality of adjustment screws 3, wherein the adjustment base 1 is a cylinder of unequal diameter, the adjustment An accommodating space 11 is formed inside the base 1 for accommodating a laser unit 7 , and the laser unit 7 can be fully or partially accommodated in the accommodating space 11 of the adjustment base 1 . The front end of the adjustment base 1 has a light outlet 12 , and the light outlet 12 extends backward and communicates with the accommodating space 11 .

The front end part of the adjustment seat 1 has a front adjustment part 13 and a rear adjustment part 14, the outer diameter of the front adjustment part 13 and the rear adjustment part 14 is relatively large, and the front adjustment part 13 and the rear adjustment part 14 are opposite to each other. At least one slot 15 is provided between the front adjustment part 13 and the rear adjustment part 14, and the slot 15 is interposed between the front adjustment part 13 and the rear adjustment part 14, so that the front adjustment part 13 and the rear adjustment part There is a space between the parts 14 to adjust the pitch.

The near front end of the adjustment base 1 is provided with a circular assembly hole 16 corresponding to the lenticular mirror 2, the assembly hole 16 is located in the front adjustment part 13, and the two ends of the assembly hole 16 are connected to the opposite two ends of the front adjustment part 13. On the side, the assembly hole 16 perpendicularly intersects with the accommodating space 11 , and the assembly hole 16 is adjacent to the light outlet 12 .

The front end of the front adjustment part 13 of the adjustment seat 1 is provided with a plurality of screw holes 17, and the plurality of screw holes 17 extend axially along the adjustment seat 1. In this embodiment, four screw holes 17 are provided. A plurality of screw holes 17 are arranged at intervals of 90 degrees. The plurality of screw holes 17 run through the front and rear ends of the front adjustment part 13. The rear ends of the plurality of screw holes 17 communicate with the slot 15, so that the adjustment screw 3 can be adjusted. Screwed in the screw hole 17 , the rear end of the adjustment screw 3 can pass through the slot 15 , and then abut against the rear adjustment part 14 .

The front adjustment part 13 of the adjustment seat 1 is provided with a step groove 18, and the step groove 18 is located between the front end and the outer edge of the front adjustment part 13, so that a stepped shape is formed between the front end and the outer edge of the front adjustment part 13, and the step groove 18 communicates with the front ends of the plurality of screw holes 17 , and the arrangement of the stepped grooves 18 makes the front ends of the plurality of screw holes 17 form an open space towards the outer edge of the front adjustment part 13 .

A correction block 19 protrudes from the outer edge of the adjustment seat 1. The correction block 19 protrudes from the adjustment seat 1 at an appropriate height and length. The correction block 19 is located at a distance behind the rear adjustment part 14 of the adjustment seat 1. In this implementation , the calibration block 19 is a square block, but its shape is not limited, the calibration block 19 and one end of the assembly hole 16 are arranged at an angle of 90 degrees. In another implementation, the calibration block 19 is disposed corresponding to one end of the assembly hole 16 (as shown in FIG. 8 ).

The lenticular mirror 2 is a cylinder made of a light-transmitting material (such as glass). The lenticular mirror 2 is accommodated in the corresponding assembly hole 16 and properly fixed so that the lenticular mirror 2 is perpendicular to the light outlet 12. Intersect, when the laser light generated by the laser unit 7 exits through the light outlet 12 , the laser light can be formed into a linear shape through the action of the lenticular mirror 2 .

The plurality of adjustment screws 3 are screwed into the corresponding screw holes 17, the plurality of adjustment screws 3 correspond to the rear adjustment part 14, the rear ends of the plurality of adjustment screws 3 pass through the slot 15, and then push Resist on the rear adjustment part 14, so that the axial force can be applied to the rear adjustment part 14 by the rotation of the adjustment screw 3 to adjust the width of the slot 15, that is, to make the front adjustment of the adjustment seat 1 Part 13 generates a displacement to adjust the lenticular mirror 2 in order to adjust the straightness and precision of the laser light; the laser module structure of the present invention is formed through the above-mentioned composition.

The laser module structure of the present utility model is mainly that step grooves 18 are provided on the front adjustment part 13 of the adjustment seat 1, so that the front ends of the plurality of screw holes 17 form an open space outward, so the screw holes can be paired through the step grooves 18. Adjusting screw 3 in 17 carries out dispensing 4, and adjusting screw 3 is fixed. The utility model utilizes the design of the step groove 18, which can facilitate the operation of adjusting the screw 3 to carry out side dispensing 4, so that the adjustment screw 3 does not need to be dispensing 4 from the front end, and the adjustment screw 3 can be connected to the adjustment seat 1 with a larger area on the side. Gluing and fixing has a better fixing effect, and the glue 4 does not need to be attached to the front end of the adjusting screw 3, so it will not hinder the turning of the adjusting screw 3 with a tool, so as to facilitate the disassembly or readjustment of the adjusting screw 3.

Moreover, the laser module structure of the present utility model can be installed inside a measuring device such as a weight 5 (as shown in FIG. 7 ) of a spirit level, and use two correction screws 6 screwed on the weight 5 to correspond to the adjustment seat 1 The opposite sides of the correction block 19, in order to use the rotation of the two correction screws 6 to touch the correction block 19, to link the movement of the laser module structure, so as to adjust the rotation, deflection and translation of the laser module structure, so that the utility model With a better adjustment function, the accuracy is improved and errors are less likely to occur.

The above is only a preferred embodiment of the utility model, and is not used to limit the scope of patent protection of the utility model, so all equivalent changes made by using the utility model specification and accompanying drawings are all included in the same reason. Within the protection scope of the rights of the present utility model, it is hereby explained.

Claims (16)

1, a kind of laser module structure is characterized in that, comprising:

One adjusts seat, its inner accommodation space that forms, this adjustment seat front end has a light-emitting window, this adjustment seat has a preceding adjustment part and adjustment part, a back, be provided with slit between this preceding adjustment part and the adjustment part, back, this preceding adjustment part is provided with an assembly hole and a plurality of screw hole, is provided with the rank groove between this preceding adjustment part front end and the outer rim, and this rank groove communicates with described a plurality of screw holes;

One prismatic mirror, it is placed in this assembly hole; And

A plurality of adjustment screws, it is bolted in corresponding screw hole, and described a plurality of adjustment screws are corresponding to this adjustment part, back.

2, laser module structure as claimed in claim 1 is characterized in that, this accommodation space accommodates a laser cell.

3, laser module structure as claimed in claim 1 is characterized in that, described a plurality of screw holes extend axially along this adjustment seat, and described a plurality of screw holes run through this preceding adjustment part, and described a plurality of screw holes rear end communicates with this slit.

4, laser module structure as claimed in claim 1 is characterized in that, described a plurality of adjustment screws pass this slit, and is resisted against this adjustment part, back.

5, as claim 1,2,3 or 4 described laser module structures, it is characterized in that this rank grooved ring is located between this preceding adjustment part front end and the outer rim.

6, laser module structure as claimed in claim 1 is characterized in that, it is arranged at a measuring equipment inside.

7, a kind of laser module structure is characterized in that, comprising:

One adjusts seat, its inner accommodation space that forms, this adjustment seat front end has a light-emitting window, this adjustment seat has a preceding adjustment part and adjustment part, a back, be provided with slit between this preceding adjustment part and the adjustment part, back, this preceding adjustment part is provided with an assembly hole and a plurality of screw hole, is provided with the rank groove between this preceding adjustment part front end and the outer rim, this rank groove communicates with described a plurality of screw holes, and this adjustment seat outer rim is equipped with a correcting block;

One prismatic mirror, it is placed in this assembly hole; And

A plurality of adjustment screws, it is bolted in corresponding screw hole, and described a plurality of adjustment screws are corresponding to this adjustment part, back.

8, laser module structure as claimed in claim 7 is characterized in that, this accommodation space accommodates a laser cell.

9, laser module structure as claimed in claim 7 is characterized in that, described a plurality of screw holes extend axially along this adjustment seat, and described a plurality of screw holes run through this preceding adjustment part, and described a plurality of screw holes rear end communicates with this slit.

10, laser module structure as claimed in claim 7 is characterized in that, described a plurality of adjustment screws pass this slit, and is resisted against this adjustment part, back.

11, as claim 7,8,9 or 10 described laser module structures, it is characterized in that this rank grooved ring is located between this preceding adjustment part front end and the outer rim.

As claim 7,8,9 or 10 described laser module structures, it is characterized in that 12, this correcting block is positioned at the interval, rear, back adjustment part of this adjustment seat.

As claim 7,8,9 or 10 described laser module structures, it is characterized in that 13, this correcting block and this assembly hole one end 90 degree angles at interval are provided with.

14, as claim 7,8,9 or 10 described laser module structures, it is characterized in that this correcting block and the corresponding setting of this assembly hole one end.

15, laser module structure as claimed in claim 7 is characterized in that, it is arranged at a measuring equipment inside.

16, laser module structure as claimed in claim 15 is characterized in that, this measuring equipment is bolted with two adjusting screws, and these two adjusting screws contact in the relative both sides of this correcting block.

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