Folding laser

Abstract

The utility model discloses a folding type laser which comprises hollow laser tubes, each laser tube comprises a gas storage tube and discharge tubes which are arranged in the gas storage tube and are coaxial with the gas storage tube, the number of the laser tubes is at least two, and the discharge tubes of the at least two laser tubes are connected in series end to end; a folding angle is formed at the joint of the discharge tubes in any two adjacent laser tubes, and a reflecting device for reflecting a laser light path from the previous laser tube to the next laser tube is arranged at the joint of the discharge tubes in any two adjacent laser tubes; any laser tube is connected with a fixed bracket; the at least two laser tubes can be sequentially arranged in the vertical direction. The device has the advantages that the occupied area of the laser tube in the horizontal direction is reduced by arranging the laser tube in the vertical direction, the space is effectively utilized, the laser tube is supported by arranging the fixing support, the situation that the laser tube is affected by gravity, and consequently a light path deviates is prevented, and finally the laser tube is convenient to maintain, move and transport.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of laser, in particular to a folding laser. BACKGROUND

[0002] The laser is a device capable of emitting laser, mainly applied to non-metal and thin metal material cutting, marking field. Generally, the length of the laser tube in the laser is extended to increase the optical path, so as to improve the power of the laser. However, the footprint factor is considered in the actual application of the laser tube, which cannot be infinitely extended, so several laser tubes need to be connected in series, which is equivalent to extending the optical path.

[0003] The laser power needs to be continuously extended, that is, the number of laser tubes in series needs to be continuously increased. However, in the prior art, with the increase of the number of laser tubes in series, the footprint of multiple laser tubes, especially in the horizontal direction, is significantly increased, which increases the difficulty of maintaining, moving and transporting the laser tubes. SUMMARY

[0004] The purpose of the present application is to provide a folding laser to solve the problems of increasing footprint, not easy to move and transport in the prior art.

[0005] A folding laser comprises a laser tube, the laser tube comprises a hollow gas storage tube and a discharge tube coaxially arranged in the gas storage tube, the laser tube is at least two, and the discharge tubes of the at least two laser tubes are connected in series; the connection position of the discharge tubes in any two adjacent laser tubes forms a folding angle, and the connection position of the discharge tubes in any two adjacent laser tubes is provided with a reflecting device for reflecting the laser light path from the previous laser tube to the next laser tube; any laser tube is connected with a fixed support; and the at least two laser tubes can be arranged in sequence along the vertical direction.

[0006] The beneficial effects are that the laser tubes are arranged in the vertical direction to reduce the footprint of the laser tubes in the horizontal direction, effectively utilize the space, reduce the occupation of the laser on the horizontal space on the basis of extending the laser light path and improving the power of the laser, and support the laser tubes by the fixed support to prevent the gravity from affecting the laser tubes and causing the light path to deviate, thereby facilitating the maintenance, movement and transportation of the laser tubes.

[0007] In some embodiments, among the at least two laser tubes, one laser tube at the initial end of the light path is an input laser tube, and another laser tube at the end of the light path is an output laser tube; the starting end of the input laser tube is provided with an output mirror; the end of the output laser tube is provided with a tail mirror, and the output mirror can be connected with a cooling device for cooling.

[0008] The beneficial effect is that the laser can be emitted into the laser tube through the output mirror, and the laser in the laser tube can be output through the tail mirror.

[0009] In some embodiments, the front and rear ends of the discharge tube are respectively connected with electrodes, and the electrodes can be connected with the laser power supply.

[0010] In some embodiments, the electrodes include a negative electrode end and a positive electrode end.

[0011] The negative electrode end includes a first connecting sheet, a spring and a first plug-in connector connected in sequence, the first connecting sheet can be connected with the negative electrode of the laser power supply, and the first plug-in connector is connected to one end of the discharge tube.

[0012] The positive electrode end includes a second connecting sheet and a second plug-in connector connected together, the second connecting sheet can be connected with the positive electrode of the laser power supply, and the second plug-in connector is connected to the other end of the discharge tube.

[0013] In some embodiments, adjusting devices capable of adjusting the light path are arranged between the output mirror and the electrodes and / or between the tail mirror and the electrodes.

[0014] The beneficial effect is that the adjusting devices can be used to accurately control the light path into and out of the laser tube.

[0015] In some embodiments, a plurality of adjusting bolts are arranged along the circumference of the adjusting device.

[0016] The beneficial effect is that the operator can tighten the adjusting bolts to adjust the light path.

[0017] In some embodiments, a cold water pipe is arranged in each gas storage pipe, the cold water pipe is sleeved on the discharge tube, and the water inlet and the water outlet arranged on the outer wall of the gas storage pipe are connected with the cold water pipe.

[0018] The beneficial effect is that the cooling water is circulated by being introduced into the cold water pipe through the water inlet and being discharged through the water outlet, and the cold water pipe is used to cool the discharge tube.

[0019] In some embodiments, the reflecting device includes a lens fixing frame, and a first reflecting mirror and a second reflecting mirror arranged at the bending portions of the lens fixing frame.

[0020] The beneficial effect is that the laser emitted to the first reflecting mirror can be reflected to the second reflecting mirror through the first reflecting mirror.

[0021] In some embodiments, the angle of the bending portions of the lens fixing frame is 90 degrees.

[0022] In some embodiments, the positions of the first reflecting mirror and the second reflecting mirror are parallel.

[0023] In some embodiments, the first reflecting mirror is sealingly connected with the lens holder, the second reflecting mirror is sealingly connected with the lens holder, and the gas storage tube is sealingly connected with the reflecting device.

[0024] In some embodiments, the cooling device comprises a water cooling head, and a water nozzle is connected to the water cooling head, and the water nozzle is provided as at least two, one of which is used for water inlet and the other is used for water outlet. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0026] Figure 1 The structure diagram of the present application.

[0027] Figure 2 The sectional view of the adjusting device.

[0028] Figure 3 The structure diagram of the fixing support.

[0029] Figure 4 The explosion schematic diagram of the negative end.

[0030] Figure 5 The explosion schematic diagram of the positive end.

[0031] Figure 6 The structure diagram of the cooling device.

[0032] Figure 7 The structure diagram of the water cooling head.

[0033] Figure 8 The structure diagram of the water nozzle.

[0034] Explanation of reference numerals in the drawings,

[0035] 1, laser tube; 2, fixed support; 11, gas storage tube; 12, discharge tube; 13, reflecting device; 14, input laser tube; 15, output laser tube; 16, electrode; 17, adjusting device; 18, cold water tube; 19, gas return tube; 20, cooling device; 131, lens fixed support; 132, first reflecting mirror; 133, second reflecting mirror; 141, output mirror; 151, tail mirror; 161, negative electrode end; 162, positive electrode end; 181, water inlet; 182, water outlet; 201, water cooling head; 202, water nozzle; 1611, first connecting sheet; 1612, spring; 1613, first plug-in part; 1621, second connecting sheet; 1622, second plug-in part; DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are part of the embodiments of the present application, rather than all the embodiments. The embodiments described herein are used to explain the present application, and are not used to limit the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0037] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inner", "outer", "two ends", "two sides", "bottom", "top" and the like indicate the orientation or positional relationship shown in the drawings, and are only used for the purpose of describing the present application and simplifying the description, and do not indicate or imply that the elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "superior", "inferior", "primary", "secondary" and the like are only for descriptive purposes and can simply be used to more clearly distinguish different components, and cannot be understood as indicating or implying relative importance.

[0038] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, it can be detachably connected, it can be integrally connected, it can be mechanically connected, it can be electrically connected, it can be directly connected, it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0039] As Figures 1-5 shown;

[0040] Therefore, the application discloses a folding laser device, which comprises laser tubes 1, the laser tube 1 comprises a hollow gas storage tube 11 and a discharge tube 12 arranged in the gas storage tube 11 and coaxial with the gas storage tube 11, the laser tubes 1 are at least two, and the discharge tubes 12 of the at least two laser tubes 1 are connected in series at the tail and the head; the connection position of the discharge tubes 12 in any two adjacent laser tubes 1 is provided with a reflecting device 13 for reflecting the laser light path from the previous laser tube 1 to the next laser tube 1; any laser tube 1 is connected with a fixed support 2; and the at least two laser tubes 1 can be arranged in sequence along the vertical direction.

[0041] It should be noted that the plurality of laser tubes 1 arranged in sequence along the vertical direction or arranged in sequence along the horizontal direction are not in conflict with each other, that is, while the plurality of laser tubes 1 are connected in sequence along the vertical direction to increase the height, in order to maintain the stability, the plurality of laser tubes 1 can also be connected in sequence along the horizontal direction to increase the thickness.

[0042] The fixed support 2 is shown in the figure, and the number of positioning holes on the fixed support 2 can be adjusted at any time according to the number of laser tubes 1.

[0043] The beneficial effect is that the laser tubes 1 are arranged along the vertical direction to reduce the floor area of the laser tubes 1 in the horizontal direction, effectively utilize the space, and the fixed support 2 is arranged to support the laser tubes 1, prevent the gravity from affecting the laser tubes 1 and causing the light path to deviate, and finally facilitate the maintenance, movement and transportation of the laser tubes 1.

[0044] Preferably, in the at least two laser tubes 1, one laser tube 1 at the initial end of the light path is an input laser tube 14, and the other laser tube 1 at the end of the light path is an output laser tube 15; the starting end of the input laser tube 14 is provided with an output mirror 141; and the end of the output laser tube 15 is provided with a tail mirror 151. A high-voltage cap is arranged on the tail mirror 151 to protect the high voltage. The output mirror 141 and the tail mirror 151 are respectively provided with a fine adjustment seat capable of finely adjusting the angle thereof.

[0045] The beneficial effect is that the laser can be emitted into the laser tube 1 through the output mirror 141, and the laser in the laser tube 1 can be output through the tail mirror 151.

[0046] Preferably, the front and back ends of the discharge tube 12 are respectively connected with electrodes 16, and the electrodes 16 can be connected with a laser power supply.

[0047] As shown in the figure, Figures 4-5

[0048] Preferably, the electrode 16 comprises a negative electrode end 161 and a positive electrode end 162, and the electrode 16 is a titanium electrode.

[0049] ​The negative terminal 161 comprises a first connecting sheet 1611, a spring 1612 and a first plug-in part 1613 connected in sequence, the first connecting sheet 1611 can be connected with the negative pole of the laser power supply, and the first plug-in part 1613 is connected to one end of the discharge tube 12. Figure 4 In the embodiment, the upper end of the first plug-in part 1613 is connected with the spring 1612, and the lower end of the first plug-in part 1613 is connected to one end of the discharge tube 12.

[0050] The positive terminal 162 comprises a second connecting sheet 1621 and a second plug-in part 1622 connected together, the second connecting sheet 1621 can be connected with the positive pole of the laser power supply, and the second plug-in part 1622 is connected to the other end of the discharge tube 12. Figure 5 In the embodiment, the upper end of the second plug-in part 1622 is connected with the second connecting sheet 1621.

[0051] After the laser power supply is powered on, high-voltage discharge is performed on the negative terminal 161 and the positive terminal 162, and the carbon dioxide mixed gas in the discharge tube 12 absorbs energy and then oscillates in the discharge tube 12.

[0052] Preferably, an adjusting device 17 capable of adjusting the light path is arranged between the output mirror 141 and the electrode 16 and / or between the tail mirror 151 and the electrode 16.

[0053] The adjusting device 17 can accurately control the light path entering and exiting the laser tube 1.

[0054] Preferably, a plurality of adjusting bolts are arranged in the circumferential direction of the adjusting device 17.

[0055] The adjusting bolts can be adjusted by spot welding to adjust the light path.

[0056] Preferably, a cold water pipe 18 is arranged in each gas storage pipe 11, the cold water pipe 18 is sleeved on the discharge tube 12, and a water inlet 181 and a water outlet 182 arranged on the outer wall of the gas storage pipe 11 are connected with the cold water pipe 18.

[0057] The cooling water is circulated by being introduced into the cold water pipe 18 through the water inlet 181 and then being discharged through the water outlet 182, and the cold water pipe 18 is used to cool the discharge tube 12.

[0058] Preferably, a gas return pipe is spirally arranged on the outer wall of the cold water pipe 18.

[0059] Preferably, the reflecting device 13 comprises a lens fixing frame 131 and a first reflecting mirror 132 and a second reflecting mirror 133 arranged at the bending positions of the lens fixing frame 131.

[0060] The connection between the first reflector 132 and the lens holder 131 and the connection between the second reflector 133 and the lens holder 131 need to be manually polished to keep the stability of laser reflection.

[0061] The beneficial effect is that the laser emitted to the first reflector 132 can be reflected to the second reflector 133 through the first reflector 132.

[0062] Preferably, the angle of the bending part of the lens holder 131 is 90 degrees.

[0063] Preferably, the positions of the first reflector 132 and the second reflector 133 are parallel.

[0064] Preferably, the first reflector 132 and the lens holder 131 are sealingly connected, and the second reflector 133 and the lens holder 131 are sealingly connected.

[0065] The first reflector 132 and the lens holder 131 and the second reflector 133 and the lens holder 131 need to be sealed by applying sealing glue.

[0066] As shown in Figures 6-8 ,

[0067] Preferably, the cooling device 20 comprises a water cooling head 201, and a water nozzle 202 is connected to the water cooling head 201, and the water nozzle 202 is provided as at least two, one of which is used for water inlet and the other is used for water outlet.

[0068] It should be noted that the tail mirror 151 generally has high pressure, so it cannot be cooled by water cooling, but is connected to an air cooling device for cooling.

[0069] The laser light path in the folding laser is described in detail as follows:

[0070] After the laser power is powered on, high-voltage discharge is performed on the negative terminal 161 and the positive terminal 162, and the carbon dioxide mixed gas in the discharge tube 12 absorbs energy and oscillates in the discharge tube 12, thereby generating laser in the discharge tube 12.

[0071] The laser light path first passes through the discharge tube 12 in the input laser tube 14, and then is reflected by the first reflector 132 and the second reflector 133 in turn, and then enters the discharge tube 12 in the output laser tube 15, and finally enters the tail mirror 151 at the end of the output laser tube 15 for output.

[0072] The above merely describes some embodiments of the present application, and is used to illustrate the technical solutions of the present application, but not to limit the same. It should be understood that, for those skilled in the art, without departing from the concept of the present application, the above description can be improved or replaced, and all these improvements and replacements shall fall within the protection scope of the appended claims of the present application. In this case, all details can be replaced by equivalent elements, and the materials, shapes and sizes can be arbitrary.

Claims

1. A folded laser comprising a laser tube (1) comprising a hollow gas reservoir tube (11) and a discharge tube (12) arranged within the gas reservoir tube (11) coaxially with the gas reservoir tube (11), characterized in that The laser tube (1) is at least two, and the discharge tubes (12) of the at least two laser tubes (1) are connected in series; the connection positions of the discharge tubes (12) of any two adjacent laser tubes (1) are provided with a reflection device (13) for reflecting the laser light path from the previous laser tube (1) to the next laser tube (1); any laser tube (1) is connected with a fixed support (2); and the at least two laser tubes (1) can be arranged in sequence along the vertical direction. Among the at least two laser tubes (1), one laser tube (1) at the initial end of the light path is an input laser tube (14), and another laser tube (1) at the terminal end of the light path is an output laser tube (15); the starting end of the input laser tube (14) is provided with an output mirror (141); and the terminal end of the output laser tube (15) is provided with a tail mirror (151), and the output mirror (141) can be connected with a cooling device (20) for cooling.

2. The folded laser of claim 1, wherein The front and rear ends of the discharge tube (12) are respectively connected with electrodes (16), and the electrodes (16) can be connected with a laser power supply.

3. The folded laser of claim 2, wherein, The electrode (16) comprises a negative electrode end (161) and a positive electrode end (162). The negative electrode end (161) comprises a first connecting sheet (1611), a spring (1612) and a first plug-in part (1613) connected in sequence, the first connecting sheet (1611) can be connected with the negative electrode of the laser power supply, and the first plug-in part (1613) is connected to one end of the discharge tube (12). The positive electrode end (162) comprises a second connecting sheet (1621) and a second plug-in part (1622) connected together, the second connecting sheet (1621) can be connected with the positive electrode of the laser power supply, and the second plug-in part (1622) is connected to the other end of the discharge tube (12).

4. The folded laser of claim 2, wherein, Between the output mirror (141) and the electrode (16), and / or between the tail mirror (151) and the electrode (16), an adjusting device (17) capable of adjusting the light path is arranged.

5. The folded laser of claim 4, wherein, A plurality of adjusting bolts are arranged along the circumference of the adjusting device (17).

6. The folded laser of claim 1, wherein, A cold water pipe (18) is arranged in each gas storage pipe (11), the cold water pipe (18) is sleeved on the discharge tube (12), and a water inlet (181) and a water outlet (182) are respectively arranged on the outer wall of the gas storage pipe (11) and are connected with the cold water pipe (18).

7. The folded laser of claim 1, wherein, The reflection device (13) comprises a lens fixing frame (131) and first and second reflecting mirrors (132) and (133) arranged at the bending positions of the lens fixing frame (131).

8. The folded laser of claim 7, wherein, The angle of the bending position of the lens fixing frame (131) is 90 degrees.

9. The folded laser of claim 1, wherein, The cooling device (20) comprises a water cooling head (201), a water nozzle (202) is connected to the water cooling head (201), and the water nozzle (202) is provided as at least two, one of which is used for water inlet and the other of which is used for water outlet.

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