Laser diode mounting jig

Abstract

The utility model discloses a laser diode installation jig, which belongs to the technical field of laser diode installation, solves the problems that a positioning pressing plate of an existing device is inconvenient to limit a pin and occupies a large space, and comprises a bottom plate and a laser diode, the mounting assembly comprises a mounting disc arranged in the middle of the top face of the bottom plate, pipe base grooves distributed in an array mode are formed in the top face of the mounting disc, pipe cap grooves are formed in the bottom faces of the pipe base grooves, and a first disc and a second disc are arranged above the mounting disc. A thin pin hole and a thick pin hole are formed in the top face of the first disc and the top face of the second disc respectively, pins penetrate through the thin pin hole or the thick pin hole corresponding to the pins in size, the pins can be limited, the installation disc is driven by the stepping motor to rotate, the assembling work can be conducted continuously, and the assembling efficiency is improved. The purpose of saving the occupied area of the installation jig is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser diode installation, in particular to a laser diode installation fixture. Background Art

[0002] The physical structure of a laser diode is to place a layer of photoactive semiconductor between the junctions of a light-emitting diode. After polishing, its end face has a partial reflection function, thus forming an optical resonant cavity. The cap of the laser diode is connected to the tube base, and pins are provided at the bottom of the tube base. The lengths, thicknesses and sizes of the pins vary.

[0003] After searching, the application with patent number CN202122034263.2 discloses a laser diode mounting fixture, including a positioning pressure plate, a threaded vertical rod, a hexagonal adjustment nut, a supporting base plate, a support seat, a silicone suction cup, an iron support block and a strong magnet block. The support seats are symmetrically installed on the left and right sides of the lower end surface of the supporting base plate, and a silicone suction cup is installed on the lower end surface of the support seat. Strong magnet blocks are symmetrically bonded on the left and right sides of the upper end surface of the supporting base plate, and the upper end surface of the strong magnet block is adsorbed with an iron support block. The upper end surface of the iron support block is provided with a threaded vertical rod, and the upper side of the annular side surface of the threaded vertical rod is meshed with a hexagonal adjustment nut;

[0004] Although the laser diode mounting fixture uses a threaded vertical rod to drive the positioning plate to move, so that the height of the mounting fixture is easy to adjust, the positioning plate of the laser diode mounting fixture is not convenient for limiting the pins and occupies a large space.

[0005] Therefore, we proposed a laser diode mounting fixture. Utility Model Content

[0006] In view of the deficiencies of the prior art, the utility model provides a laser diode installation fixture, which solves the problem that the positioning pressure plate of the prior device is not convenient for limiting the pins and occupies a large space.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a laser diode mounting fixture, comprising a bottom plate and a laser diode, the laser diode comprising a tube cap and a tube holder fixedly mounted on the top surface thereof, a pin is arranged above the tube holder, and a mounting assembly is arranged on the bottom plate;

[0008] The mounting assembly includes a mounting plate arranged in the middle of the top surface of the base plate, the top surface of the mounting plate is provided with an array of tube seat grooves, the bottom surface of the tube seat groove is provided with a tube cap groove, the tube cap and the tube seat are movably mounted inside the tube cap groove and the tube seat groove respectively, a first circular plate and a second circular plate are arranged above the mounting plate, the top surfaces of the first circular plate and the second circular plate are provided with a fine pin hole and a coarse pin hole respectively, the pins are movably mounted inside the fine pin holes or coarse pin holes corresponding to their sizes.

[0009] Preferably, the mounting assembly further comprises a stepper motor fixedly mounted on the bottom surface of the base plate, wherein the output end of the stepper motor passes through the bottom surface of the stepper motor and is fixedly mounted on the bottom surface of the mounting disk, wherein the stepper motor is used to conveniently drive the mounting disk to rotate.

[0010] Preferably, a clearance groove communicating with the tube seat groove is formed on the top surface of the mounting plate, so that the user can insert his / her finger into the clearance groove to take out the laser diode.

[0011] Preferably, an L-shaped plate is fixedly mounted on the top surface of the mounting plate, a cylinder is fixedly mounted on the top surface of the L-shaped plate, and a servo motor is fixedly mounted on the output end of the cylinder passing through the top surface of the L-shaped plate, wherein the servo motor is conveniently driven to move up and down by the cylinder.

[0012] Preferably, a cross bar is fixedly installed at the output end of the servo motor, and the first disc and the second disc are fixedly installed at both ends of the cross bar respectively, and the positions of the first disc and the second disc correspond to the positions of the tube seat groove, wherein when the servo motor moves up and down, it can drive the cross bar, the first disc and the second disc to move synchronously, and then adjust the first disc and the second disc close to the top of the tube seat groove, and then place the pins inside the thin pin holes or the thick pin holes, and then the pins can be welded on the tube cap.

[0013] The utility model provides a laser diode installation fixture. It has the following beneficial effects:

[0014] The laser diode installation fixture drives the first disk and the second disk to rotate by a servo motor so that the disks are located directly above the tube cap, and then the pins are passed through the inside of the thin pin holes or the thick pin holes corresponding to the sizes of the pins, so that the pins can be limited to avoid the pins from tilting. Then, the pins and the tube caps can be welded and assembled, and the installation disk is driven to rotate by a stepper motor so that the tube cap and the tube seat at the next position are moved to the bottom of the thin pin holes or the thick pin holes, and the welding and assembly work is continued. The assembly work can be carried out uninterruptedly, thereby achieving the purpose of saving the floor space occupied by the installation fixture and solving the problem that the positioning pressure plate of the existing device is not convenient for limiting the pins and occupies a large space. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation disk structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the installation assembly structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the pipe cap structure of the utility model.

[0019] In the figure: 1. base plate; 2. mounting assembly; 21. stepper motor; 22. mounting plate; 23. tube seat slot; 24. tube cap slot; 25. clearance slot; 26. L-shaped plate; 27. cylinder; 28. servo motor; 29. ​​cross bar; 210. first disc; 211. fine pin hole; 212. second disc; 213. pin hole; 3. tube cap; 4. tube seat; 5. pin. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1:

[0022] like Figure 1-4As shown: it includes a base plate 1 and a laser diode, the laser diode includes a tube cap 3 and a tube seat 4 fixedly installed on the top surface thereof, a pin 5 is arranged above the tube seat 4, a mounting assembly 2 is arranged on the base plate 1, the mounting assembly 2 includes a mounting plate 22 arranged in the middle of the top surface of the base plate 1, the top surface of the mounting plate 22 is provided with tube seat grooves 23 distributed in an array, the bottom surface of the tube seat groove 23 is provided with a tube cap groove 24, the tube cap 3 and the tube seat 4 are movably sleeved in the tube cap groove 24 and the tube seat groove 23 respectively, a first disk 210 and a second disk 212 are arranged above the mounting plate 22, the top surfaces of the first disk 210 and the second disk 212 are provided with a fine pin hole 211 and a coarse pin hole 213 respectively, the pin 5 is movably sleeved in the fine pin hole 211 or the coarse pin hole 213 corresponding to its size, and the mounting assembly 2 also includes a mounting plate 22, ... The stepper motor 21 is fixedly mounted on the bottom surface of the base plate 1. The output end of the stepper motor 21 passes through the bottom surface of the stepper motor 21 and is fixedly mounted on the bottom surface of the mounting plate 22. The servo motor 28 drives the first disc 210 and the second disc 212 to rotate so that they are located directly above the pipe cap 3. Then, the pin 5 is passed through the inside of the fine pin hole 211 or the coarse pin hole 213 corresponding to the size thereof, so that the pin 5 can be limited to avoid the pin 5 from tilting. Then, the pin 5 and the pipe cap 3 can be welded and assembled. The stepper motor 21 drives the mounting plate 22 to rotate so that the pipe cap 3 and the pipe seat 4 at the next position are moved to the bottom of the fine pin hole 211 or the coarse pin hole 213, and the welding and assembly work is continued. The assembly work can be carried out uninterruptedly, thereby achieving the purpose of saving the floor space occupied by the installation fixture.

[0023] Embodiment 2:

[0024] like Figure 2 As shown: the top surface of the mounting plate 22 is provided with a clearance groove 25 connected to the tube seat groove 23, so that the user can insert his finger into the clearance groove 25 to take out the laser diode;

[0025] Embodiment 3:

[0026] like Figure 1-3As shown: an L-shaped plate 26 is fixedly installed on the top surface of the mounting plate 22, a cylinder 27 is fixedly installed on the top surface of the L-shaped plate 26, an output end of the cylinder 27 penetrates through the top surface of the L-shaped plate 26 and a servo motor 28 is fixedly installed, a cross bar 29 is fixedly installed on the output end of the servo motor 28, a first disc 210 and a second disc 212 are respectively fixedly installed on both ends of the cross bar 29, the positions of the first disc 210 and the second disc 212 correspond to the position of the tube seat groove 23, and the cylinder 27 is used to drive the servo motor 28 to move up and down. When the servo motor 28 moves up and down, the cross bar 29, the first disc 210 and the second disc 212 can be driven to move synchronously, and then the first disc 210 and the second disc 212 are adjusted to be close to the top of the tube seat groove 23, and then the pin 5 is placed inside the thin pin hole 211 or the thick pin hole 213, and the pin 5 can be welded on the pipe cap 3.

[0027] Working principle and use process of the utility model: When using the laser diode installation fixture, the tube cap 3 and the tube seat 4 are movably sleeved inside the tube cap groove 24 and the tube seat groove 23 respectively, and then the cylinder 27 is started to push the first disc 210 and the second disc 212 downward until the distance between them and the tube cap 3 matches the pin 5, and then the servo motor 28 is started to drive the first disc 210 and the second disc 212 to rotate so that they are located directly above the tube cap 3, and then the pin 5 is passed through the inside of the fine pin hole 211 or the coarse pin hole 213 corresponding to its size, and the pin 5 and the tube cap 3 can be welded and assembled. After the welding and assembly are completed, the stepper motor 21 is started to drive the installation disk 22 to rotate, so that the tube cap 3 and the tube seat 4 at the next position are moved to the bottom of the fine pin hole 211 or the coarse pin hole 213, and the welding and assembly work is continued.

[0028] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A laser diode mounting fixture, characterized in that: It comprises a base plate (1) and a laser diode, wherein the laser diode comprises a tube cap (3) and a tube base (4) fixedly mounted on the top surface thereof, a pin (5) is arranged above the tube base (4), and a mounting assembly (2) is arranged on the base plate (1); The mounting assembly (2) comprises a mounting plate (22) arranged in the middle of the top surface of the base plate (1); the top surface of the mounting plate (22) is provided with array-distributed tube seat grooves (23); the bottom surface of the tube seat groove (23) is provided with a tube cap groove (24); the tube cap (3) and the tube seat (4) are movably mounted inside the tube cap groove (24) and the tube seat groove (23), respectively; a first circular plate (210) and a second circular plate (212) are arranged above the mounting plate (22); the top surfaces of the first circular plate (210) and the second circular plate (212) are provided with a fine pin hole (211) and a coarse pin hole (213), respectively; the pin (5) is movably mounted inside the fine pin hole (211) or the coarse pin hole (213) corresponding to the size thereof.

2. A laser diode mounting fixture according to claim 1, characterized in that: The mounting assembly (2) further comprises a stepper motor (21) fixedly mounted on the bottom surface of the base plate (1), wherein the output end of the stepper motor (21) penetrates the bottom surface of the stepper motor (21) and is fixedly mounted on the bottom surface of the mounting plate (22).

3. The laser diode mounting fixture according to claim 1, characterized in that: The top surface of the installation plate (22) is provided with a clearance groove (25) which is connected with the pipe seat groove (23).

4. The laser diode mounting fixture according to claim 1, characterized in that: An L-shaped plate (26) is fixedly mounted on the top surface of the mounting plate (22), a cylinder (27) is fixedly mounted on the top surface of the L-shaped plate (26), and a servo motor (28) is fixedly mounted on the output end of the cylinder (27) passing through the top surface of the L-shaped plate (26).

5. The laser diode mounting fixture according to claim 4, characterized in that: A crossbar (29) is fixedly mounted on the output end of the servo motor (28); the first disc (210) and the second disc (212) are respectively fixedly mounted on both ends of the crossbar (29); and the positions of the first disc (210) and the second disc (212) correspond to the positions of the tube seat groove (23).

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