CN209979900U

CN209979900U - Pneumatic disassembling device for photodiode

Info

Publication number: CN209979900U
Application number: CN201920981012.5U
Authority: CN
Inventors: 王献宝; 毛彦阳; 黎月明; 薛韶华
Original assignee: Shenzhen Huaxin Communication Technology Co Ltd
Current assignee: Shenzhen Huaxin Communication Technology Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-01-21
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a pneumatic dismounting device of photodiode, it includes drift, mount pad and drives actuating cylinder. The mount pad places seat and base including setting up from top to bottom, places and is equipped with spring and two spacing screws between seat and the base. The base is provided with a thimble, the first end of the thimble is fixed on the base, and the second end of the thimble extends upwards and penetrates through the spring and the placing seat. The placing seat is provided with a through hole for the ejector pin, an upper hole opening of the through hole is downwards concave to form a first annular step, the end face of the second end of the ejector pin is flush with the first annular step, the photodiode is coaxially inserted at the second end of the ejector pin, and a tube shell on the photodiode is abutted to the first annular step. The punch is located above the placing seat and is coaxially arranged with the ejector pin, the end portion of the punch is inwards recessed to form a containing groove, and when the driving mechanism drives the punch to move downwards, the ejector pin is inserted into the containing groove. The utility model discloses can effectively disassemble the tube of cup jointing on photodiode, efficient, high, with low costs of quality.

Description

Pneumatic disassembling device for photodiode

Technical Field

The utility model relates to a technical field that active optical device photodiode disassembled, in particular to pneumatic detaching device of photodiode.

Background

Generally, in the field of active optical communication device production, a light emitting module (BOSA, TOSA) is assembled, coupled, and tested. Firstly, welding and riveting the optical fiber base pasted with the optical filter and a transmitting laser diode (TO-CAN), carrying out four-beam laser welding after riveting, welding the transmitting laser diode and the optical fiber base together, and then carrying out transmitting coupling of an optical device.

However, in the coupling process, the problem that the optical filter attached to the inner surface of the optical fiber base is dirty or the consistency of the focal length of the optical fiber base is not good occurs, so that the index does not reach the standard in the coupling process, an ideal index cannot be reached, and a defective product is formed. However, since the emitting laser diode is expensive, in order to avoid scrapping, the emitting laser diode needs to be disassembled for production again, and if manual disassembly is performed by a manual combination tool, scrapping of the emitting photodiode is easily caused, and manual disassembly is inefficient and high in cost.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model aims at providing a pneumatic dismounting device of photodiode to improve the efficiency and the quality that photodiode disassembled, reduced the cost of labor.

In order to achieve the purpose, the utility model provides a pneumatic disassembling device for a photodiode, which comprises a punch, a mounting seat and a driving cylinder for driving the punch to move up and down;

the mounting seat comprises a placing seat and a base which are arranged up and down, and a spring and two limiting screws are arranged between the placing seat and the base; the two limiting screws are positioned on two sides of the spring, accommodating grooves for accommodating nuts of the limiting screws are formed in the placing seat, and the limiting screws penetrate through the corresponding accommodating grooves and are fixed on the base; the base is provided with a thimble, the first end of the thimble is fixed on the base, and the second end of the thimble extends upwards and penetrates through the spring and the placing seat; the placing seat is provided with a through hole for the thimble, an upper orifice of the through hole is downwards concave to form a first annular step, the end surface of the second end of the thimble is flush with the first annular step, the photodiode is coaxially inserted at the second end of the thimble, and a tube shell on the photodiode is abutted against the first annular step;

the punch is located above the placing seat and coaxial with the ejector pin, an avoiding groove is formed in the end portion of the punch in an inward concave mode, and when the punch moves downwards, the ejector pin is inserted into the avoiding groove.

Preferably, the pneumatic dismantling device further comprises a guide post, a first end of the guide post is fixed on the base, and a second end of the guide post penetrates through the placing seat.

Preferably, the side wall of the base is provided with a locking screw, and the locking screw is inserted into the base in a spiral mode and abuts against the ejector pin.

Preferably, the side wall of the upper end of the thimble is concave towards the lower end thereof to form a second step.

The utility model provides a but detaching device quickly separating photodiode and tube, and do not hinder photodiode, the effectual efficiency and the quality of disassembling photodiode and tube that have improved has reduced the material cost of scrapping of enterprise, can improve photodiode's rate of reuse, is applicable to the semi-automatization work of enterprise.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic cut-away view of a BOSA optical assembly;

fig. 2 is a schematic perspective view of the pneumatic photodiode disassembling apparatus of the present invention;

fig. 3 is an exploded schematic view of the pneumatic photodiode disassembling apparatus of the present invention;

fig. 4 is a cross-sectional view of the pneumatic photodiode dismantling device of the present invention;

fig. 5 is another cross-sectional view of the pneumatic photodiode disassembly apparatus of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The utility model provides a pneumatic dismounting device of photodiode.

Referring to fig. 2-6, fig. 2 is a schematic perspective view of the pneumatic disassembling device for photodiode according to the present invention. A partial enlargement of (c). Fig. 3 is an exploded schematic view of the pneumatic disassembling device for photodiode according to the present invention. Fig. 4 is a cross-sectional view of the pneumatic photodiode disassembling apparatus of the present invention. Fig. 5 is another cross-sectional view of the pneumatic photodiode disassembling apparatus of the present invention. Fig. 6 is a partially enlarged view of a portion a in fig. 5.

As shown in fig. 2 to 6, in the embodiment of the present invention, the pneumatic disassembling apparatus for photodiode includes a punch 100, a mounting seat, and a driving cylinder for driving the punch to move up and down. The mounting seat includes a placing seat 210 and a base 220 arranged up and down, and a spring 230 and two limit screws 240 are arranged between the placing seat 210 and the base 220. The bottom of the placing seat 210 is provided with a first round table protruding toward the base 220, and the upper part of the spring 230 is sleeved on the first round table. The two limit screws 240 are disposed on two sides of the spring 230, the placing base 210 is provided with a receiving groove for receiving a nut of the limit screw 240, and each limit screw 240 passes through the corresponding receiving groove and is fixed on the base 220. The upper surface of the base is convexly provided with a second round table towards the placing seat, and the lower end of the spring is abutted against the second round table. A hollow thimble 250 is disposed in the center of the second circular truncated cone, a first end of the thimble 250 is fixed to the second circular truncated cone, and a second end of the thimble 250 extends upward and passes through the spring 230 and the placing seat 210.

The placing seat 210 is provided with a through hole for the thimble 250, an upper hole of the through hole is recessed downwards to form a first annular step 211, and a second end surface of the thimble 250 is flush with the first annular step 211

The punch 100 is located above the placing seat 210 and is coaxially arranged with the ejector pin 250, the end of the punch 100 is recessed inward to form the avoiding groove 110, and when the punch 100 moves downward, the end of the ejector pin 250 can be inserted into the avoiding groove 110 in a smooth manner.

Before disassembly, as shown in fig. 1, the optical fiber base body on the BOSA optical component is cut off, the package 400 is left to be sleeved on the photodiode 300, the pin of the photodiode 300 sleeved with the package 400 is inserted into the cavity of the thimble 250, and the package 200 on the photodiode 300 abuts against the first annular step 211. During disassembly, the driving cylinder drives the punch 100 to press downwards, so that the end part of the punch 100 is pressed against the upper end of the pipe shell 400; the punch 100 is further driven to be pressed down, the placing seat 210 is pressed down together with the package 400, and the photodiode 300 is held by the support of the thimble 250, so that the package 400 can be punched out from the photodiode 300. Finally, the punch 100 is reset, and the compressed spring 230 loses pressure to spring the placing seat 210 upwards and return the placing seat to the original position, and is limited by the limiting screw 240, so that the placing seat 210 is prevented from being ejected, the photodiode 300 of the separated shell 400 is removed, and then the next punching is carried out.

The utility model provides a but detaching device quickly separating photodiode 300 and tube 400, and do not hinder photodiode 300, the effectual efficiency and the quality that improve and disassemble photodiode 300 and tube 400 have reduced the material cost of scrapping of enterprise, can improve photodiode 300's the rate of reuse, are applicable to the semi-automatization work of enterprise.

Preferably, in this embodiment, the pneumatic dismantling device further comprises a guide post 260, a first end of the guide post 260 is fixed on the base 220, and a second end thereof passes through the placing seat 210. By providing the guide post 260, the movement of the placing seat 210 can be guided, so as to ensure that the placing seat 210 can be kept stable when being pressed.

Preferably, in this embodiment, a locking screw 270 is disposed on a side wall of the second circular truncated cone, and the locking screw 270 is spirally inserted into the second circular truncated cone and tightly presses on a side wall of the thimble 250. By providing the locking screw 270 to further fix the thimble 270, the separation effect of the package 400 and the photodiode 300 is ensured.

Preferably, in this embodiment, the upper end sidewall of the thimble 250 is recessed toward the lower end thereof to form a second step 251. The distance from the second step 251 to the upper end surface of the thimble 250 is smaller than the depth of the escape groove 110. By providing the second step 251, the punch 100 is forcibly stopped when it is pressed down to contact the second step 251, whereby the photodiode 300 can be prevented from being damaged even if a worker carelessly presses the disassembled photodiode 300 on the ejector pin 250.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A pneumatic disassembling device for a photodiode is characterized by comprising a punch, a mounting seat and a driving cylinder for driving the punch to move up and down;

2. The pneumatic photodiode dismantling device as claimed in claim 1, further comprising a guide post, a first end of the guide post being fixed to the base, and a second end thereof passing through the placing seat.

3. The pneumatic photodiode disassembling device according to claim 1, wherein a locking screw is provided on a sidewall of the base, and the locking screw is screwed into the base and abuts against the ejector pin.

4. The pneumatic photodiode disassembling apparatus according to any one of claims 1 to 3, wherein the upper end side wall of the ejector pin is recessed toward the lower end thereof to form a second annular step.