CN218926718U

CN218926718U - Light receiving element welding positioning jig

Info

Publication number: CN218926718U
Application number: CN202222970768.4U
Authority: CN
Inventors: 吴杰; 程英豪
Original assignee: Controlway Industrial Automation Systems Suzhou Co Ltd
Current assignee: Controlway Industrial Automation Systems Suzhou Co Ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-04-28
Anticipated expiration: 2032-11-09

Abstract

A welding and positioning jig for light receiving elements comprises a base, wherein one side of the base is provided with a PCB positioning carrier; the base opposite side is equipped with the pneumatic slip table of Z axle, fixedly connected with installing support on the slider of the pneumatic slip table of Z axle, fixedly connected with X axle fine setting slip table on the installing support, fixedly connected with Y axle fine setting slip table on the slider of the fine setting slip table of X axle, the parallel pneumatic clamping jaw of fixedly connected with on the slider of the fine setting slip table of Y axle, two pneumatic fingers of parallel pneumatic clamping jaw set up towards PCB board location carrier and can follow Y axle direction and be close or keep away from. The utility model provides a welding positioning jig for a light receiving element, which is used for positioning a PCB (printed circuit board) through a PCB positioning carrier, and controlling the light receiving element to move to a designated position on the PCB through a Z-axis pneumatic sliding table, an X-axis fine-tuning sliding table, a Y-axis fine-tuning sliding table and a parallel pneumatic clamping jaw; the structure is simple, the positioning is accurate, the operation is convenient, and the yield of the photoelectric sensor can be greatly improved.

Description

Light receiving element welding positioning jig

Technical Field

The utility model relates to the field of welding jigs, in particular to a light receiving element welding positioning jig.

Background

In the semiconductor field, particularly in the application of photoelectric sensors, the light receiving element is usually fixed and welded by a chip mounter, so that the position of the light receiving element deviates by +/-0.2 mm, and when a PCB is mounted in a product shell, the position of the light receiving element deviates from a mirror surface, so that the product is poor.

Therefore, in order to solve the above problems, it is necessary to design a positioning jig for welding the photo-receiver, so that the position of the photo-receiver on the PCB can be adjusted to a desired position and then welded and fixed.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a light receiving element welding positioning jig.

To achieve the above and other related objects, the present utility model provides the following technical solutions: the light receiving element welding positioning jig comprises a base, wherein a PCB positioning carrier is arranged on one side of the base; the PCB board positioning platform comprises a base, and is characterized in that a Z-axis pneumatic sliding table is arranged on the other side of the base, a mounting bracket is fixedly connected to a sliding block of the Z-axis pneumatic sliding table, an X-axis fine-tuning sliding table is fixedly connected to the mounting bracket, a Y-axis fine-tuning sliding table is fixedly connected to the sliding block of the X-axis fine-tuning sliding table, parallel pneumatic clamping jaws are fixedly connected to the sliding block of the Y-axis fine-tuning sliding table, and two pneumatic fingers of the parallel pneumatic clamping jaws face the PCB board positioning platform and can approach or depart along the Y-axis direction.

The preferable technical scheme is as follows: the PCB positioning carrier is of a cylindrical structure, three spacing lips are arranged at the top cylinder opening, and a positioning column is arranged between the two spacing lips at intervals.

The preferable technical scheme is as follows: the mounting bracket is an L-shaped bracket and comprises a vertical part and a horizontal part, wherein the outer side of the vertical part is fixedly connected to a sliding block of the Z-axis pneumatic sliding table, and the upper side of the horizontal part is fixedly connected with the X-axis fine-tuning sliding table.

The preferable technical scheme is as follows: the bottom sides of the end parts of the two pneumatic fingers are respectively provided with a limit groove in one-to-one correspondence, and the two limit grooves can form a clamping structure for clamping the light receiving element.

The preferable technical scheme is as follows: both the pneumatic fingers are made of rubber.

Due to the application of the technical scheme, the utility model has the following beneficial effects:

the utility model provides a welding positioning jig for a light receiving element, which is used for positioning a PCB (printed circuit board) through a PCB positioning carrier, and controlling the light receiving element to move to a designated position on the PCB through a Z-axis pneumatic sliding table, an X-axis fine-tuning sliding table, a Y-axis fine-tuning sliding table and a parallel pneumatic clamping jaw; the structure is simple, the positioning is accurate, the operation is convenient, and the yield of the photoelectric sensor can be greatly improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of a positioning stage structure of a PCB board according to the present utility model.

Fig. 3 is a schematic diagram of a PCB structure according to the present utility model.

In the drawings, 1, a base; 2. PCB positioning carrier; 21. a limit lip; 22. positioning columns; 3. z-axis pneumatic sliding table; 4. a mounting bracket; 41. a vertical portion; 42. a horizontal portion; 5. x-axis fine adjustment sliding table; 6. y-axis fine tuning sliding table; 7. parallel pneumatic clamping jaws; 71. pneumatic fingers; 711. a limit groove; 8. a PCB board; 81. positioning holes; 82. positioning the notch; 9. light receiving elements.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1-3. It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1-3, the welding positioning jig for the light receiving element provided by the utility model comprises a base 1, wherein one side of the base 1 is provided with a PCB positioning carrier 2; the other side of the base 1 is provided with a Z-axis pneumatic sliding table 3, a mounting bracket 4 is fixedly connected to a sliding block of the Z-axis pneumatic sliding table 3, an X-axis fine-tuning sliding table 5 is fixedly connected to the mounting bracket 4, a Y-axis fine-tuning sliding table 6 is fixedly connected to the sliding block of the X-axis fine-tuning sliding table 5, a parallel pneumatic clamping jaw 7 is fixedly connected to the sliding block of the Y-axis fine-tuning sliding table 6, and two pneumatic fingers 71 of the parallel pneumatic clamping jaw 7 are arranged towards the PCB positioning carrying table 2 and can approach or depart along the Y-axis direction.

The PCB positioning carrier 2 is of a cylindrical structure, three spacing lips 21 are arranged at the top cylinder opening, and a positioning column 22 is arranged between the two spacing lips 21 for positioning the PCB 8, so that the PCB 8 is prevented from angular deviation in a plane. It should be noted that, the PCB board 8 in the present application has a circular structure, and two positioning holes 81 and a positioning notch 82 are provided on the peripheral side. Two positioning holes 81 and one positioning notch 82 correspond to the three positioning posts 22.

The installing support 4 is L-shaped support, and including vertical portion 41 and horizontal portion 42, vertical portion 41 outside fixed connection is on the slider of Z axle pneumatic slip table 3, and horizontal portion 42 upside fixedly connected with X axle fine setting slip table 5.

The bottom sides of the end parts of the two pneumatic fingers 71 are respectively provided with a one-to-one corresponding limiting groove 711, and the two limiting grooves 711 can form a clamping structure for clamping the light receiving element 9. And, two pneumatic fingers are all made of rubber, so that the damage to the light receiving element 9 in the positioning process can be prevented.

When in use, the PCB 8 is positioned between the three limiting lips 21 by matching the positioning holes 81 and the positioning notches 82 on the PCB 8 with the positioning columns 22 on the PCB positioning carrier 2; then the Z-axis pneumatic sliding table 3 and the parallel pneumatic clamping jaw 7 are controlled to accurately transfer the photo-receiver 9 to the position of the PCB 8 for welding the photo-receiver 9. Before use, the X-axis fine tuning sliding table 5 and the Y-axis fine tuning sliding table 6 can be properly adjusted according to the welding position of the light receiving element 9.

Therefore, the utility model has the following advantages:

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations which can be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the present utility model shall be covered by the appended claims.

Claims

1. A light receiving element welding positioning jig is characterized in that: the PCB positioning carrier is arranged on one side of the base; the PCB board positioning platform comprises a base, and is characterized in that a Z-axis pneumatic sliding table is arranged on the other side of the base, a mounting bracket is fixedly connected to a sliding block of the Z-axis pneumatic sliding table, an X-axis fine-tuning sliding table is fixedly connected to the mounting bracket, a Y-axis fine-tuning sliding table is fixedly connected to the sliding block of the X-axis fine-tuning sliding table, parallel pneumatic clamping jaws are fixedly connected to the sliding block of the Y-axis fine-tuning sliding table, and two pneumatic fingers of the parallel pneumatic clamping jaws face the PCB board positioning platform and can approach or depart along the Y-axis direction.

2. The light receiving element welding positioning jig according to claim 1, wherein: the PCB positioning carrier is of a cylindrical structure, three spacing lips are arranged at the top cylinder opening, and a positioning column is arranged between the two spacing lips at intervals.

3. The light receiving element welding positioning jig according to claim 1, wherein: the mounting bracket is an L-shaped bracket and comprises a vertical part and a horizontal part, wherein the outer side of the vertical part is fixedly connected to a sliding block of the Z-axis pneumatic sliding table, and the upper side of the horizontal part is fixedly connected with the X-axis fine-tuning sliding table.

4. The light receiving element welding positioning jig according to claim 1, wherein: the bottom sides of the end parts of the two pneumatic fingers are respectively provided with a limit groove in one-to-one correspondence, and the two limit grooves can form a clamping structure for clamping the light receiving element.

5. The light receiving element welding positioning jig according to claim 1, wherein: both the pneumatic fingers are made of rubber.