CN218272381U

CN218272381U - FBT (fiber Bragg grating) automatic test fixture capable of detecting in batches

Info

Publication number: CN218272381U
Application number: CN202220165740.0U
Authority: CN
Inventors: 黄佳辉; 邓兵华; 向镇华
Original assignee: Dongguan Xinwuyuan Electronics Co ltd
Current assignee: Dongguan Xinwuyuan Electronics Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2023-01-10
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a FBT automatic test fixture capable of batch detection, which comprises a bearing base, and an adjusting mechanism and a driving mechanism which are respectively and fixedly arranged at the upper side and the lower side in the bearing base; the detection top cover is transversely preset on the top surface of the bearing base, and the left side and the right side of the bottom surface of the detection top cover are fixedly connected to the top end of the lifting sleeve through bolts; further comprising: a detection transverse plate is fixedly arranged on the bottom surface of the detection top cover; the left side and the right side of the inside of the adjusting mechanism are meshed and connected with the outer walls of the front side and the rear side of the driving gear through driven racks in sliding connection; wherein, the inside of the driving mechanism is transversely provided with a rotary guide rod in a rotating way through a bearing. This but automatic test fixture of FBT who detects in batches drives positioning mechanism and mainboard through the adjustment mechanism who bears the base top surface and removes batch regulation, detects at the decline in-process of the test probe of top surface simultaneously.

Description

FBT (fiber Bragg grating) automatic test fixture capable of detecting in batches

Technical Field

The utility model relates to a FBT detects technical field, specifically is an automatic test fixture of FBT that can detect in batches.

Background

FBT refers to a main board, which is an indispensable electronic component in a computer, and is generally a rectangular circuit board on which main circuit systems, generally including a BIOS chip and an I/O control chip, constituting the computer are mounted

Most computer motherboards are usually traditional manual operation in the actual processing and detection process, artificially pull out the mainboard and insert then detect, artificially detect not only inefficiency but also lead to the mainboard to receive the collision extrusion in the operation process above all, its surperficial soldering tin takes place wearing and tearing, and the circuit element of spot welding takes place to drop, and the mainboard surface electronic component of integrated type is too much, artificially detect can't accomplish fast, accurate, errorless flow, lead to the detection efficiency of mainboard low, unqualified product is numerous.

Therefore, an automated FBT testing fixture capable of performing batch testing is proposed to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic test fixture of FBT that can detect in batches, with solve most computer mainboard in the existing market that above-mentioned background art provided and at the actual processing testing process, generally be traditional manual operation, artificial pulling out the mainboard and inserting then detect, artificial detection is not only inefficiency and the most important leads to the mainboard to receive the collision extrusion in operation process, its surperficial soldering tin takes place wearing and tearing, and the circuit element of spot welding takes place to drop, and integrated class's mainboard surface electronic component is too much, artificial detection can't accomplish fast, it is accurate, errorless flow, the detection efficiency who leads to the mainboard is low, the numerous problem of unqualified product.

In order to achieve the above object, the utility model provides a following technical scheme: an FBT automatic test fixture capable of realizing batch detection comprises a bearing base, and an adjusting mechanism and a driving mechanism which are respectively and fixedly arranged on the upper side and the lower side in the bearing base;

the detection top cover is transversely preset on the top surface of the bearing base, and the left side and the right side of the bottom surface of the detection top cover are fixedly connected to the top end of the lifting sleeve through bolts;

further comprising:

a detection transverse plate is fixedly arranged on the bottom surface of the detection top cover, and guide threaded rods are transversely arranged on the left side and the right side of the inner part of the detection transverse plate through bearings in a rotating mode;

the inner center of the adjusting mechanism is rotatably provided with a driving gear through a bearing, and the left side and the right side of the inner part of the adjusting mechanism are meshed and connected with the outer walls of the front side and the rear side of the driving gear through driven racks in sliding connection;

wherein, actuating mechanism's inside is provided with rotatory guide arm through bearing horizontal rotation, and actuating mechanism's the inside left and right sides all through the vertical bottom of connecting in lifting threaded rod of bearing.

Preferably, the left and right sides that bears the weight of the base all runs through being provided with the drive bull stick through the bearing, and the bottom of drive bull stick passes through driving belt meshing and connects in the bottom of lifting threaded rod to the top of drive bull stick runs through to set up in the top surface outside of detecting the top cap, drives the guide threaded rod through the drive bull stick and rotates.

Preferably, the bottom of the driving gear inside the adjusting mechanism is connected to the outer wall of the middle of the rotating guide rod through the engagement of the bevel gear, the top surface of the left driven rack and the top surface of the right driven rack inside the adjusting mechanism are arranged outside the top surface of the bearing base in a sliding penetrating mode through the positioning mechanism fixedly connected, the positioning mechanism is arranged in two groups of installation modes and symmetrically distributed about the vertical central axis of the bearing base, and the positioning mechanism is driven to move through the driven rack.

Preferably, the bottom of the inside left and right sides lifting threaded rod of actuating mechanism is connected in the left and right sides outer wall of rotatory guide arm through the bevel gear meshing, and lifting threaded rod's top screw thread through connection inside lifting telescopic bottom, drives through lifting threaded rod and lifting sleeve and detects the top cap and go up and down.

Preferably, the fixed locking lug that is provided with in positioning mechanism's left side, and positioning mechanism's right side passes through spacing spring sliding through connection in the bottom of locking pull rod to positioning mechanism's middle part all passes through spacing spring sliding connection in the bottom surface of pressure plate, and the traction block of the decline extrusion left and right sides through the pressure plate removes.

Preferably, the top surface left and right sides of positioning mechanism all articulates and is provided with the location and turns over the pole, and positioning mechanism's inside bottom surface connects in the bottom of pressure plate through sliding connection's traction block laminating to both sides all carry on spacingly through spacing spring sliding connection and the outer wall of touch multitouch about positioning mechanism's inside top, through the touch multitouch to the mainboard.

Preferably, the left side and the right side of the pressure plate in the positioning mechanism are connected to the bottom end face of the positioning turnover rod through pull ropes, and the outer wall of the traction block in the positioning mechanism is connected to the outer wall of the contact block through the pull ropes.

Preferably, the outer end of the guide threaded rods on the left and right sides inside the detection transverse plate are connected to the outer wall of the driving rotating rod through the engagement of the bevel gears, the outer wall of each guide threaded rod is in threaded connection with the top end of the main detection probe, the auxiliary detection probe is fixedly arranged in the middle of the bottom surface of the detection transverse plate, and the maximum lifting length of the detection transverse plate is larger than the length from the bottom surface of the detection top cover to the positioning mechanism.

Compared with the prior art, the beneficial effects of the utility model are that: this but automatic test fixture of FBT who detects in batches drives positioning mechanism and mainboard through the adjustment mechanism who bears the base top surface and removes batch regulation, detects at the decline in-process of the test probe of top surface simultaneously, and its concrete content is as follows:

1. after the rotating guide rod in the driving mechanism rotates, the driving gear meshed and connected with the conical gear is driven to rotate, and meanwhile, the driven rack meshed and connected with the conical gear and the positioning mechanism on the top surface are driven to be folded inwards so as to be convenient for better detection;

2. after the lifting threaded rod rotates to drive the lifting sleeve fixedly connected to the bottom surface of the detection top cover to descend, the main detection probe for driving threaded connection is inwards folded after the transverse plate internal guide threaded rod is meshed with the driving rotating rod, and the FBT is detected through the descending of the main detection probe and the auxiliary detection probe.

Drawings

FIG. 1 is a schematic view of the front cross-section structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the guide threaded rod of the present invention;

FIG. 3 is a schematic view of the installation structure of the lifting threaded rod of the present invention;

FIG. 4 is a schematic view of the front section structure of the positioning mechanism of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4 according to the present invention;

fig. 6 is a schematic view of the traction block mounting structure of the present invention.

In the figure: 1. a load bearing base; 2. an adjustment mechanism; 3. a drive mechanism; 4. a lifting sleeve; 5. detecting a transverse plate; 6. guiding a threaded rod; 7. a driving gear; 8. a driven rack; 9. rotating the guide rod; 10. lifting a threaded rod; 11. driving the rotating rod; 12. a positioning mechanism; 13. a locking projection; 14. a locking pull rod; 15. a pressure plate; 16. positioning the turning rod; 17. a traction block; 18. a contact block; 19. a main detection probe; 20. a secondary detection probe; 21. and detecting the top cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an FBT automatic test fixture capable of realizing batch detection comprises a bearing base 1, and an adjusting mechanism 2 and a driving mechanism 3 which are fixedly arranged on the upper side and the lower side in the bearing base 1 respectively;

the detection top cover 21 is transversely preset on the top surface of the bearing base 1, and the left side and the right side of the bottom surface of the detection top cover 21 are fixedly connected to the top end of the lifting sleeve 4 through bolts; further comprising:

a detection transverse plate 5 is fixedly arranged on the bottom surface of the detection top cover 21, and guide threaded rods 6 are transversely and rotatably arranged on the left side and the right side of the inside of the detection transverse plate 5 through bearings;

a driving gear 7 is rotatably arranged at the center of the inside of the adjusting mechanism 2 through a bearing, and the left side and the right side of the inside of the adjusting mechanism 2 are respectively meshed and connected with the outer walls of the front side and the rear side of the driving gear 7 through a driven rack 8 in sliding connection; wherein, the inside of actuating mechanism 3 transversely rotates through the bearing and is provided with rotatory guide arm 9, and the inside left and right sides of actuating mechanism 3 all vertically connects in the bottom of lifting threaded rod 10 through the bearing.

Bear the left and right sides of base 1 and all run through the bearing and be provided with drive bull stick 11, and the bottom of drive bull stick 11 passes through the driving belt meshing and connects in the bottom of lifting threaded rod 10 to the top of drive bull stick 11 runs through to set up in the top surface outside of detecting top cap 21.

The bottom of the driving gear 7 in the adjusting mechanism 2 is connected to the outer wall of the middle of the rotating guide rod 9 through the engagement of the bevel gears, the top surface of the left driven rack 8 and the right driven rack in the adjusting mechanism 2 is arranged outside the top surface of the bearing base 1 in a sliding penetrating mode through the positioning mechanism 12 which is fixedly connected, and the positioning mechanism 12 is arranged in two rows in a group in a symmetrical mode about the vertical central axis of the bearing base 1.

The bottom ends of the left and right lifting threaded rods 10 in the driving mechanism 3 are meshed with the outer walls of the left and right sides of the rotary guide rod 9 through conical gears, and the top ends of the lifting threaded rods 10 are in threaded penetration connection with the bottom end of the lifting sleeve 4.

The left side of the positioning mechanism 12 is fixedly provided with a locking lug 13, the right side of the positioning mechanism 12 is connected to the bottom end of the locking pull rod 14 through a limiting spring in a sliding and penetrating manner, and the middle part of the positioning mechanism 12 is connected to the bottom surface of the pressure plate 15 through a limiting spring in a sliding manner.

The top surface left and right sides of positioning mechanism 12 all articulates and is provided with location turnover pole 16, and the laminating of the inside bottom surface of positioning mechanism 12 through sliding connection's traction block 17 is connected in the bottom of pressure plate 15 to the outside wall of both sides all through spacing spring sliding connection and conflict piece 18 about the inside top of positioning mechanism 12.

The left side and the right side of a pressure plate 15 inside the positioning mechanism 12 are connected to the bottom end face of a positioning turnover rod 16 through pull ropes, and the outer wall of a traction block 17 inside the positioning mechanism 12 is connected to the outer wall of a contact block 18 through the pull ropes.

The outer ends of the guide threaded rods 6 on the left side and the right side inside the detection transverse plate 5 are connected to the outer wall of the driving rotating rod 11 through conical gear meshing, the outer wall of each guide threaded rod 6 is in threaded connection with the top end of the main detection probe 19, the middle of the bottom surface of the detection transverse plate 5 is fixedly provided with the auxiliary detection probe 20, and the maximum lifting length of the detection transverse plate 5 is larger than the length from the bottom surface of the detection top cover 21 to the positioning mechanism 12.

The working principle is as follows: before the FBT automatic test fixture capable of realizing batch detection is used, the whole condition of the device needs to be checked to determine that the device can normally work, and according to the scheme shown in the figures 1-6, after a rotating guide rod 9 in a driving mechanism 3 rotates, a driven rack 8 in meshed connection and a positioning mechanism 12 on the top surface are driven to be folded inwards at the same time so as to be better detected;

after the lifting threaded rod 10 rotates to drive the lifting sleeve 4 fixedly connected to the bottom surface of the detection top cover 21 to descend, the main detection probe 19 in threaded connection is driven to fold inwards, and the FBT is detected through the descending of the main detection probe 19 and the auxiliary detection probe 20.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An FBT automatic test fixture capable of realizing batch detection comprises a bearing base (1), and an adjusting mechanism (2) and a driving mechanism (3) which are respectively and fixedly arranged at the upper side and the lower side in the bearing base (1);

the detection top cover (21) is transversely pre-arranged on the top surface of the bearing base (1), and the left side and the right side of the bottom surface of the detection top cover (21) are fixedly connected to the top end of the lifting sleeve (4) through bolts;

it is characterized by also comprising:

a detection transverse plate (5) is fixedly arranged on the bottom surface of the detection top cover (21), and guide threaded rods (6) are transversely and rotatably arranged on the left side and the right side of the inside of the detection transverse plate (5) through bearings;

the inner center of the adjusting mechanism (2) is rotatably provided with a driving gear (7) through a bearing, and the left side and the right side of the inner part of the adjusting mechanism (2) are meshed and connected with the outer walls of the front side and the rear side of the driving gear (7) through driven racks (8) in sliding connection;

wherein, the inside of actuating mechanism (3) is transversely rotated through the bearing and is provided with rotatory guide arm (9), and the inside left and right sides of actuating mechanism (3) all through bearing vertical connection in the bottom of lift threaded rod (10).

2. The automatic test fixture for FBTs capable of batch detection according to claim 1, characterized in that: the left and right sides that bear base (1) all runs through bearing and is provided with drive bull stick (11), and the bottom of drive bull stick (11) passes through the driving belt meshing and connects in the bottom of lifting threaded rod (10) to the top of drive bull stick (11) runs through and sets up in the top surface outside that detects top cap (21).

3. The automatic testing fixture for batch testing of FBTs as claimed in claim 2, wherein: the bottom of the driving gear (7) in the adjusting mechanism (2) is connected to the outer wall of the middle of the rotating guide rod (9) through the engagement of the bevel gears, the positioning mechanism (12) fixedly connected with the outside of the top surface of the left driven rack and the right driven rack (8) in the adjusting mechanism (2) slides and penetrates the outside of the top surface of the bearing base (1), and the positioning mechanism (12) is arranged in two rows of mounting modes and is symmetrically distributed about the vertical central axis of the bearing base (1).

4. The automatic testing fixture for batch testing of FBTs as claimed in claim 1, wherein: the bottom of the left and right lifting threaded rods (10) in the driving mechanism (3) is connected to the outer walls of the left and right sides of the rotating guide rod (9) through the engagement of the bevel gears, and the top threads of the lifting threaded rods (10) are connected to the inner portion of the bottom end of the lifting sleeve (4) in a penetrating mode.

5. The automatic test fixture for batch testing of FBTs as claimed in claim 3, wherein: the left side of positioning mechanism (12) is fixed and is provided with locking lug (13), and the right side of positioning mechanism (12) passes through spacing spring sliding through connection in the bottom of locking pull rod (14) to the middle part of positioning mechanism (12) all passes through spacing spring sliding connection in the bottom surface of pressure plate (15).

6. The automatic test fixture for batch testing of FBTs as claimed in claim 5, wherein: the top surface left and right sides of positioning mechanism (12) all articulates and is provided with location turnover pole (16), and the inside bottom surface of positioning mechanism (12) is through the laminating of sliding connection's traction block (17) and connect in the bottom of pressure plate (15) to the outside wall of both sides all through spacing spring sliding connection and conflict piece (18) about the inside top of positioning mechanism (12).

7. The automatic test fixture for batch testing of FBTs as claimed in claim 6, wherein: the left side and the right side of a pressure plate (15) in the positioning mechanism (12) are connected to the bottom end face of the positioning turnover rod (16) through pull ropes, and the outer wall of a traction block (17) in the positioning mechanism (12) is connected to the outer wall of a contact block (18) through the pull ropes.

8. The automatic testing fixture for batch testing of FBTs as claimed in claim 1, wherein: detect the outer end of the inside left and right sides guide threaded rod (6) of diaphragm (5) and connect in the outer wall of drive bull stick (11) through the bevel gear meshing, and the outer wall threaded connection of guide threaded rod (6) is in the top of main test probe (19) to the bottom surface middle part that detects diaphragm (5) is fixed and is provided with vice test probe (20), and the biggest lift length that detects diaphragm (5) is greater than the length setting that detects between top cap (21) bottom surface to positioning mechanism (12) moreover.