90-degree turning adjusting lens base for carbon dioxide laser transmission
Technical Field
The utility model belongs to laser beam adjusting device field, concretely relates to 90 degrees turns adjusting mirror base for carbon dioxide laser transmission.
Background
The laser optical path system is a core functional component of carbon dioxide laser processing equipment, and the laser optical path needs to be turned and debugged in laser processing. The existing laser turning device comprises a lens base body 17, a turning lens, a first debugging tool and a turning adjusting structure; the lens base body is provided with a light path inlet and a light path outlet which are communicated with the cavity; the turning adjusting structure comprises a fixed disc 18, a rotating disc 20, a lens frame 202, a connecting rod 22, an adjusting screw 23, a top tightening screw 21 and a fixing screw 19; a saddle seat 28 is formed at the upper end of the fixed disk 18; the rotating disc 20 is connected to the fixed disc 18 through a set screw 21; the lens frame 202 is connected to the rotating disk 20 through a pin; the link 22 is arranged between 2 protruding blocks of the saddle, and the adjusting screw 23 is pushed onto the link 22 through two protruding blocks on the saddle 28 (see fig. 1). When the position of the turning lens 204 needs to be adjusted finely, the fixing screw 19 is loosened first, and the rotating disk 20 can move relative to the fixing disk 18 in the Y-axis direction by adjusting the set screw 21, so as to drive the turning lens 204 to move and realize the swinging of the turning lens 204 in the Y-axis direction; the two adjusting screws 23 can be screwed to adjust along the X-axis direction, so as to push the connecting rod 22 to swing, drive the rotating disc 20 to move in the X-axis direction, and further drive the turning lens 204 to realize the swing adjustment of the turning lens 204 in the X-axis direction, thereby realizing the two-dimensional angle adjustment of the position of the turning lens 204. The laser turning device has the following problems: (1) the structure is complicated, and the light path adjusting process is complicated. (2) The laser turning device is arranged on a machine tool, the machine tool vibrates more or less, fastening screws and adjusting screws can be loosened for a long time, and the stability of a light path of the laser turning device is difficult to guarantee. (3) The reflecting lens of the laser turning device is not provided with a constant temperature device, the reflecting lens cannot achieve 100% reflection, few parts are absorbed by the lens substrate to increase the temperature of the lens, the temperature of the lens substrate is increased to deform the reflecting surface, the reflecting efficiency, the laser mode and the transmission direction are further influenced, and the service life of laser processing equipment is shortened. (4) The design of dust prevention is not provided, dust can fall on the reflector surface through the gap of the mechanical part after long-term use, the reflector can be polluted, and the service life of the reflector is shortened.
Disclosure of Invention
In view of the above technical problem and defect, the utility model aims to provide a 90 degrees turns adjusting mirror seat for carbon dioxide laser transmission, should adjust mirror seat simple structure, the installation is compact, and occupation space is little, and stability is good, and the light path accommodation process is simple convenient.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
a90-degree turning adjusting lens base for carbon dioxide laser transmission comprises a turning base, a lens base, lenses and a lens pressing base; the corner base is in a triangular prism shape, and an optical path turning cavity is processed on the corner base; an optical path inlet and an optical path outlet are respectively processed on two side surfaces forming an included angle of 90 degrees on the corner base; the light path inlet and the light path outlet are communicated with the light path turning chamber; a semicircular nail ball, a circular nail hole, a waist-shaped hole and three threaded holes which are distributed in a triangular shape are processed on the other side surface of the corner base; the semicircular nail balls, the circular nail holes and the waist-shaped holes are distributed in a triangular mode, and two nail columns are arranged in the waist-shaped holes side by side;
the mirror seat is arranged on the corner base, a screw sleeve mounting hole is processed at the position, opposite to the circular nail hole and the waist-shaped hole, of the mirror seat, and an adjusting hole is processed at the position, opposite to the semicircular nail ball, of the mirror seat; an adjusting screw sleeve is arranged in the screw sleeve mounting hole, an adjusting screw is arranged in the adjusting screw sleeve, and the adjusting screw is in threaded connection with the adjusting screw sleeve; fastening screw mounting holes are processed on the mirror base at positions corresponding to the threaded holes of the three triangular parts, first springs are arranged in the fastening screw mounting holes, and the mirror base fastening screws penetrate through the first springs and are in threaded connection with the threaded holes in the corner base;
the lens is arranged in the lens seat and is a total reflection lens; the lens pressing base is pressed on the lens and fixedly connected with the lens base.
As the utility model discloses a preferred, the one end processing that contacts with light path turn cavity on the microscope base has first sealing washer mounting groove, install first sealing washer in the first sealing washer mounting groove.
As the utility model discloses a preferred, it has second sealing washer mounting groove to process with the one end of lens contact on the pressure mirror seat, install the second sealing washer in the second sealing washer mounting groove.
As the utility model discloses a further preferred, the cooling jacket of a rectangular shape has still been processed on the pressure mirror seat, the inside hollow structure that is of cooling jacket has processed the internal thread hole respectively at the both ends that the cooling jacket is relative, the internal thread hole be used for with constant temperature cooling system's inlet tube and outlet pipe intercommunication, be the lens cooling through constant temperature cooling system.
As the utility model discloses a preferred, adjusting screw's terminal surface is semi-circular structure, and when adjusting screw and the downthehole two nail posts that set up side by side of waist shape docked, semi-circular structure is in the gap between two nail posts just.
As a further preference of the present invention, at least two screw mounting holes are formed in the cooling jacket, a spring accommodating groove is formed above the screw mounting holes, a second spring is disposed in the spring accommodating groove, and screw fixing holes are formed in the lens base; and the screw penetrates through the second spring and the screw mounting hole and then is in threaded connection with the screw fixing hole.
As a further preferable aspect of the present invention, the cooling jacket and the endoscope pressing base are of an integral structure.
The utility model has the advantages and beneficial effect:
1. the utility model provides an adjust microscope base simple structure, the installation is compact, and occupation space is little, when adjusting the light path, rotate two adjusting screw respectively alright realize the lens about, the fine setting of direction, accommodation process is simple convenient.
2. The utility model provides an all overlap on microscope base fastening screw in the regulation microscope base and the screw that is used for being connected microscope base and pressure microscope base and be equipped with the spring, the spring provides a tension all the time, so the not hard up condition of fastening screw can not appear when this regulation microscope base uses, and the stability of light path has been guaranteed to this kind of structural design.
3. The utility model provides an adjusting mirror base is provided with a cooling jacket on a mirror pressing base, the cooling jacket can continuously cool the lens after being connected with a constant temperature cooling system, thereby avoiding the problem that the lens deformation affects the reflection efficiency, the laser mode and the transmission direction; in addition, the cooling jacket is additionally arranged on the adjusting lens base, so that the service life of the laser processing equipment can be prolonged.
4. The utility model provides an adjust the microscope base and be provided with the sealing washer with corner base contact jaw at the microscope base, set up the sealing washer equally with pressure microscope base contact end at the microscope base, utilize the sealing washer can effectively play dustproof effect, avoid long-term use dust to fall on the speculum surface through machine part's gap, reduce the life of speculum.
Drawings
FIG. 1 is a schematic diagram of a laser bending apparatus in the prior art;
FIG. 2 is a schematic structural view of a first angle-adjustable mirror base of the present invention;
FIG. 3 is a schematic structural view of a second angle-adjustable mirror base of the present invention;
FIG. 4 is a schematic structural view of a third angle-adjustable mirror base of the present invention;
fig. 5 is a schematic structural view of a first angular corner base of the present invention;
fig. 6 is a schematic structural view of a second angular corner base of the present invention;
fig. 7 is a front view of the lens holder of the present invention;
fig. 8 is a rear view of the mirror base of the present invention;
fig. 9 is a side view of the lens pressing base of the present invention;
figure 10 is a cross-sectional view of the cooling jacket of the present invention;
fig. 11 is a schematic view of the assembly of the mirror base fastening screw and the first spring of the present invention;
fig. 12 is an assembly diagram of the adjusting screw and the adjusting screw sleeve according to the present invention.
Reference numerals: the optical path bending device comprises a corner base 1, a lens base 2, a lens pressing base 3, an optical path bending chamber 11, an optical path inlet 12, an optical path outlet 13, a semicircular nail ball 14, a circular nail hole 15, a waist-shaped hole 16, a threaded hole 17, a nail column 18, an adjusting hole 21, an adjusting screw sleeve 22, an adjusting screw 23, a fastening screw mounting hole 24, a first spring 25, a lens base fastening screw 26, a first sealing ring mounting groove 27, a screw fixing hole 28, a second sealing ring mounting groove 31, a screw 32, a cooling sleeve 33 and a spring accommodating groove 34.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally arranged when products of the application are used, and are used only for convenience in describing the application and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 2 to 12, the 90-degree turning adjusting lens base for carbon dioxide laser transmission provided by the present invention includes a turning base 1, a lens base 2, a lens, and a lens pressing base 3; the corner base 1 is in a triangular prism shape, and an optical path turning cavity 11 is processed on the corner base 1; an optical path inlet 12 and an optical path outlet 13 are respectively processed on two side surfaces forming an included angle of 90 degrees on the corner base; the light path inlet 12 and the light path outlet 13 are communicated with the light path turning chamber 11, and the light path inlet 12 and the light path outlet 13 marked by the application can be exchanged, namely any one of the ports can be used as an inlet and the other port can be used as an outlet in actual use; a semicircular nail ball 14, a circular nail hole 15, a kidney-shaped hole 16 and three threaded holes 17 which are distributed in a triangular shape are processed on the other side surface of the corner base 1; the semicircular nail balls, the circular nail holes and the waist-shaped holes are distributed in a triangular mode, and two nail columns 18 are arranged in the waist-shaped holes 17 side by side;
the microscope base 2 is arranged on the corner base 1, a screw sleeve mounting hole (not marked) is processed at the position, opposite to the circular nail hole 15 and the kidney-shaped hole 16, on the microscope base 2, and an adjusting hole 21 is processed at the position, opposite to the semicircular nail ball 14; an adjusting screw sleeve 22 is arranged in the screw sleeve mounting hole, an adjusting screw 23 is arranged in the adjusting screw sleeve, the adjusting screw 23 is in threaded connection with the adjusting screw sleeve 22, the end face of the adjusting screw 23 is of a semicircular structure (see fig. 11), and when the adjusting screw 23 is in butt joint with the two screw columns 18 arranged in the kidney-shaped hole side by side, the semicircular structure is just in a gap between the two screw columns; a fastening screw mounting hole 24 is processed on the mirror base at a position opposite to the threaded holes 17 of the three triangular branches, a first spring 25 is arranged in the fastening screw mounting hole, and a mirror base fastening screw 26 penetrates through the first spring to be in threaded connection with the threaded hole 17 on the corner base (see figure 10); a first sealing ring mounting groove 27 is processed at one end of the lens base 2, which is in contact with the light path turning chamber, and a first sealing ring is mounted in the first sealing ring mounting groove.
The lens is arranged in the lens seat and is a total reflection lens; the lens pressing base 3 is pressed on the lens, and the lens pressing base 3 is fixedly connected with the lens base 2; a second sealing ring mounting groove 31 is processed at one end of the lens pressing base 3, which is in contact with the lens, and a second sealing ring is mounted in the second sealing ring mounting groove; still process the cooling jacket 33 of a rectangular shape on the lens pressing seat 3, the inside hollow structure that is of cooling jacket has processed the internal thread hole respectively at the both ends that the cooling jacket is relative (see fig. 9), the internal thread hole is used for the inlet tube and the outlet pipe intercommunication with constant temperature cooling system, and for the lens cooling through constant temperature cooling system, cooling jacket 33 and lens pressing seat 3 formula structures as an organic whole.
Further, at least two screw mounting holes (not marked) are processed on the cooling jacket 33, a spring accommodating groove 34 is processed above the screw mounting holes, a second spring is arranged in the spring accommodating groove, and a screw fixing hole 29 is processed on the lens base; the screw 35 is threaded with the screw fixing hole 29 after passing through the second spring and the screw mounting hole.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application.