CN207239438U - Light guide arm for laser shock wave technology - Google Patents

Abstract

The utility model discloses a light guide arm for laser shock wave technology, comprising: a base for receiving laser light; a base connecting pipe for transmitting light paths, fixedly connected with the base, and fixedly connected with a longitudinal telescopic tube; used for laser transmission The first articulated arm is connected with the longitudinal telescopic tube and connected with the transverse telescopic tube; the second articulated arm for laser transmission is connected with the transverse telescopic tube and is fixedly connected with the first light guide tube; the laser transmission The third articulated arm is fixedly connected with the first light guide tube and the second light guide tube; the fourth articulated arm used for laser transmission is fixedly connected with the second light guide tube and fixedly connected with the light output tube. Realize the adjustment of the optical path at any point in space and any beam angle, realize the heat dissipation of the lens, use the card-type lens holder to make the installation and removal of the lens more convenient, and realize the transmission of high-power shock waves at any point in space and at any beam angle. Meet the requirements of impact strengthening engineering.

Description

Light guide arm for laser shock wave technology

technical field

The utility model relates to a light guide arm used in laser shock wave technology, which belongs to the technical field of marking equipment.

Background technique

At present, in the field of laser processing, due to the characteristics of laser shock waves, high power and short pulses will damage optical fibers and cannot be transmitted through optical fibers, so they must be transmitted through lenses. The existing laser shock wave technology uses mirror reflection, and its movement is not flexible enough. , the adjustment of the lens is complicated, and once the lens is polluted or the position of the optical element moves, the optical path of the entire laser light speed will be shifted, affecting the processing quality, and in severe cases, it will cause production accidents. The energy of the shock wave is too large and the lens is easily polluted by impurities in the airflow and the splash particles in the processing area are bonded, which will cause the lens to overheat and affect the transmission of beam energy. The light guide arm used for shock wave technology can solve these problems, and can realize the transmission of high-power shock waves at any point in space and at any beam angle, meeting the requirements of shock strengthening engineering.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art and provide a light guide arm for laser shock wave technology, aiming to solve the problems of poor flexibility and low efficiency due to the characteristics of shock waves that can only be transmitted by lens groups .

The purpose of this utility model is achieved through the following technical solutions:

Light guide arm for laser shock wave technology, characterized by: including:

The base used to accept the laser and connect with external equipment;

The base connecting pipe used for transmitting the optical path is fixedly connected to the base, and is fixedly connected to the first longitudinal telescopic pipe of the longitudinal telescopic pipe;

The first articulated arm used for laser transmission is fixedly connected to the second longitudinal telescopic tube of the longitudinal telescopic tube through the first bearing, and is fixedly connected to the first horizontal telescopic tube of the horizontal telescopic tube through the second bearing;

The second articulated arm used for laser transmission is fixedly connected to the second horizontal telescopic tube of the horizontal telescopic tube through the third bearing, and is fixedly connected to the first light guide tube through the fourth bearing;

The third articulated arm used for laser transmission is fixedly connected to the first light pipe through the fifth bearing, and is fixedly connected to the second light pipe through the sixth bearing;

The fourth articulated arm used for laser transmission is fixedly connected to the second light guide tube through the seventh bearing, and is fixedly connected to the light output tube through the eighth bearing.

Furthermore, in the above-mentioned light guide arm for laser shock wave technology, the structures of the first articulated arm, the second articulated arm, the third articulated arm and the fourth articulated arm are the same.

Further, the above-mentioned light guide arm for laser shock wave technology, wherein the fourth articulated arm includes:

The joints used for the fixation of the mirror base and the transmission of the optical path are equipped with thermal sensors at both ends of the joints;

The mirror holder for fixing the reflective lens is fixedly connected with the joint;

The cooling cover used for cooling and dissipating the reflecting mirror is fixedly connected with the joint.

Further, the above-mentioned light guide arm for laser shock wave technology, wherein the mirror base includes:

Base plate for fixing reflectors;

The heat conduction sheet is used to increase the heat dissipation effect, and the heat conduction sheet and the reflector are fixedly connected by the pressing plate.

Further, the above-mentioned light guide arm for laser shock wave technology, wherein the cooling cover includes:

Gas nozzle for cooling gas input, connected to the air inlet;

A cooling cavity for cooling the reflector, and an air outlet for cooling air output.

Further, the above-mentioned light guide arm for laser shock wave technology, wherein the first bearing, the second bearing, the third bearing, the fourth bearing, the fifth bearing, the sixth bearing, the seventh bearing, and the eighth bearing have the same structure.

Compared with the prior art, the utility model has significant advantages and beneficial effects, which are embodied in the following aspects:

① The light guide arm of this utility model can realize the adjustment of the optical path at any point in space and the angle of any beam, and can realize the heat dissipation of the lens. The card-type lens holder is used to make the installation and disassembly of the lens more convenient, and it can realize high-power shock waves in the space. The transmission of any position point and any beam angle meets the requirements of impact strengthening engineering;

②The thermal sensor can be used to detect the optical path deviation and safety protection. When the temperature difference induced by several thermal sensors is large, the light source will be cut off to realize the safety protection function of the light guide arm;

③In the actual working process, the workpiece can be processed without moving the workpiece; it can better and more stably realize the adjustment of high-power shock waves at any position in space and any beam angle, thereby improving work efficiency.

Description of drawings

Figure 1: Schematic diagram of the structure of the light guide arm of the utility model;

Figure 2: Schematic diagram of the structure of the articulated arm;

Figure 3: Schematic diagram of the structure of the mirror holder.

Detailed ways

In order to have a clearer understanding of the technical features, purposes and effects of the present utility model, specific implementations are now described in detail.

As shown in Figures 1 to 3, the light guide arm used for laser shock wave technology includes:

Base 1 for receiving laser light, connected with external equipment;

The base connecting pipe 3 for transmitting the optical path is fixedly connected with the base 1 through the fastening screw 2, and is fixedly connected with the longitudinal first telescopic pipe 41 of the longitudinal telescopic pipe 4 for increasing the processing range;

The first articulated arm 5 used for laser transmission is fixedly connected to the second longitudinal telescopic tube 42 of the longitudinal telescopic tube 4 through the first bearing, and is fixedly connected to the first horizontal telescopic tube 61 of the horizontal telescopic tube 6 through the second bearing;

The second articulated arm 7 used for laser transmission is fixedly connected with the second horizontal telescopic tube 62 of the horizontal telescopic tube 6 for increasing the processing range through the third bearing, and is fixed with the first light guide tube 8 through the fourth bearing connect;

The third articulated arm 9 for laser transmission is fixedly connected to the first light pipe 8 through the fifth bearing, and is fixedly connected to the second light pipe 11 through the sixth bearing;

The fourth articulated arm 12 used for laser transmission is fixedly connected to the second light pipe 11 through the seventh bearing 121 , and is fixedly connected to the light outlet pipe 13 through the eighth bearing 131 .

Wherein, the structures of the first articulated arm 5 , the second articulated arm 7 , the third articulated arm 9 and the fourth articulated arm 12 are the same.

The fourth articulated arm 12 includes:

A joint 129 for fixing the mirror base and optical path transmission, and thermal sensors 130 are provided at both ends of the joint;

The mirror base 10 for fixing the reflective mirror 104 is fixedly connected with the joint 129 through the fixing screw 101;

The cooling cover 123 and the sealing sheet 122 used for cooling and dissipating the reflecting mirror 104 are fixedly connected with the joint 129 through the connecting screw 128 .

Mirror mount 10 includes:

A base plate 106 for fixing the mirror 104;

The heat conduction sheet 103 is used to increase the heat dissipation effect, and the heat conduction sheet 103 and the reflector 104 are fixedly connected by the pressure plate 102 and the pressure plate screw 105 .

Cooling cover 123 includes:

The air nozzle 127 for cooling gas input is threadedly connected with the air inlet 126;

A cooling cavity 124 for cooling the reflector 104, and an air outlet 124 for outputting cooling air.

The structures of the first bearing, the second bearing, the third bearing, the fourth bearing, the fifth bearing, the sixth bearing, the seventh bearing 121 and the eighth bearing 131 are the same.

The thermal sensor 130 can be used to detect optical path deviation and safety protection. When the temperature difference sensed by several thermal sensors is large, the light source is cut off to realize the safety protection function of the light guide arm.

In the actual working process, the workpiece can be processed without moving the workpiece; it can better and more stably realize the adjustment of high-power shock waves at any position in space and at any beam angle, thereby improving work efficiency.

To sum up, the light guide arm of the utility model can realize the adjustment of the optical path at any point in space and any beam angle, and can realize the heat dissipation of the lens. The transmission of power shock waves at any point in space and at any beam angle meets the requirements of shock strengthening engineering.

It should be noted that: the above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of rights of the present utility model; at the same time, the above description should be clear and implementable for professionals in the relevant technical field, so other unspecified Equivalent changes or modifications that deviate from the spirit disclosed in the utility model shall be included in the scope of the patent application.

Claims (6)

1. the light-conducting arm for laser shock wave technology, it is characterised in that：Including：

For receiving the base of laser, it is connected with external equipment；

The base connecting tube of light path is used for transmission, is fixedly connected with the base, and it is flexible with the longitudinal direction first of longitudinal extension pipe Pipe is fixedly connected；

For the first joint arm of laser transmission, fixed and connected by the second telescoping tube of longitudinal direction of clutch shaft bearing and longitudinal extension pipe Connect, and be fixedly connected by second bearing with laterally the first telescoping tube of transversal stretching pipe；

For the second joint arm of laser transmission, fixed and connected by laterally the second telescoping tube of 3rd bearing and transversal stretching pipe Connect, and be fixedly connected by fourth bearing with the first light pipe；

For the 3rd joint arm of laser transmission, it is fixedly connected by 5th bearing with the first light pipe, and pass through 6th bearing It is fixedly connected with the second light pipe；

For the 4th joint arm of laser transmission, it is fixedly connected by 7th bearing with the second light pipe, and pass through 8th bearing It is fixedly connected with going out light pipe.

2. the light-conducting arm according to claim 1 for laser shock wave technology, it is characterised in that：First joint Arm, second joint arm, the 3rd joint arm are identical with the structure of the 4th joint arm.

3. the light-conducting arm according to claim 1 or 2 for laser shock wave technology, it is characterised in that：Described 4th closes Joint arm includes：

The joint with optic path is fixed for microscope base, two end of joint is equipped with heat sensor；

For the microscope base of fixation reflex eyeglass, it is fixedly connected with the joint；

For being fixedly connected with the joint to the cooling lid of reflecting optics cooling heat dissipation.

4. the light-conducting arm according to claim 3 for laser shock wave technology, it is characterised in that：The microscope base includes：

Bottom plate for fixation reflex eyeglass；

For increasing the thermally conductive sheet of heat dissipation effect, thermally conductive sheet, reflecting optics are fixedly connected by pressing plate.

5. the light-conducting arm according to claim 3 for laser shock wave technology, it is characterised in that：The cooling lid bag Include：

For the gas nozzle of cooling gas input, it is connected with air inlet；

For cooling down the cooling chamber of reflecting optics, and for cooling down the gas outlet of gas output.

6. the light-conducting arm according to claim 1 for laser shock wave technology, it is characterised in that：The clutch shaft bearing, Second bearing, 3rd bearing, fourth bearing, 5th bearing, 6th bearing, 7th bearing, the structure of 8th bearing are identical.