CN214375141U

CN214375141U - Test bench for testing display mainboard

Info

Publication number: CN214375141U
Application number: CN202120570791.7U
Authority: CN
Inventors: 卢跃
Original assignee: Suzhou Fasifor Electronics Co ltd
Current assignee: Suzhou Fasifor Electronics Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-08
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a test board for testing a display mainboard, in particular to the technical field of test boards, which comprises a base; the movable groove has all been seted up to the base top left and right sides, and the spout has all been seted up on the left and right sides of base front and back end, and both sides all are provided with the limiting plate around the base, and the limiting plate outer wall left and right sides all link up the spacing jack that has a plurality of evenly distributed, and the base top is fixed with the platform frame, and is provided with the mesa of two mutual concatenations in the platform frame, and the mesa top outside all has the handle through the screw fixation, and the mesa bottom all is fixed with movable post, the beneficial effects of the utility model reside in that: drive two limiting plates through the connecting rod and move to the inboard, until the sliding shaft runs through spacing jack after, two mesas can be stabilized respectively and lifting the point, from this can the different test workman of alright height use, holistic suitability is better to solve current testboard that is used for testing the display mainboard, the not good problem of suitability.

Description

Test bench for testing display mainboard

Technical Field

The utility model relates to a testboard technical field especially relates to a testboard for testing display mainboard.

Background

The motherboard is also called a motherboard. The main function of the main board is to transmit various electronic signals, and part of the chips are also responsible for primarily processing some peripheral data. When the display main board is processed, part of functions of the display main board need to be tested, and then a test bench is needed.

Although the height of its when using of current testboard is adjustable, can only adjust the height of the monoblock panel on the testboard usually, is difficult to satisfy the tester of height difference and uses simultaneously, and the suitability is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a testboard for testing display mainboard to solve the current testboard that is used for testing display mainboard, the not good problem of suitability.

The utility model provides a technical scheme that its technical problem adopted is: a test bench for testing a display mainboard comprises a base;

the adjustable rotary table is characterized in that movable grooves are formed in the left side and the right side of the top of the base, sliding grooves are formed in the left side and the right side of the front end and the right side of the rear end of the base, limiting plates are arranged on the front side and the rear side of the base, a plurality of limiting insertion holes are uniformly distributed and penetrate through the left side and the right side of the outer wall of each limiting plate, a table frame is fixed above the base, two tables which are spliced with each other are arranged in the table frame, handles are fixed on the outer sides of the tops of the tables through screws, movable columns are fixed on the bottoms of the tables, sliding shafts are fixed on the front side and the rear side of the movable columns, a forward and reverse motor is installed on the right side of the base, a rotating shaft fixedly connected with a power end of the forward and reverse motor is arranged at the top end of the forward and reverse motor, a first bevel gear is fixed at the top end of the rotating shaft, a threaded rod is arranged above the first bevel gear, threaded sleeves are connected at the left end and the right end of the outer portion of the threaded rod through threads, and a connecting rod are fixed at the left end of the threaded sleeves, the threaded rod is outside and is close to two the threaded sleeve inboard all cup joint with the T word movable sleeve that the base is fixed, the threaded rod is outside and is located two it is fixed with bevel gear two to cup joint between the T word movable sleeve.

Furthermore, the upper part of the table top is hinged with a part frame.

Furthermore, the two movable columns are respectively positioned in the two movable grooves, the movable grooves are communicated with the sliding grooves, and the outer ends of the four sliding shafts respectively penetrate through the four sliding grooves and the limiting insertion holes in sequence.

Furthermore, the left ends of the two connecting rods are respectively fixed with the right ends of the two limiting plates.

Further, the first bevel gear is meshed with the second bevel gear.

Further, the screw thread direction that the screw rod outer wall front and back portion distributes is opposite.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

drive two limiting plates through the connecting rod and move to the inboard, until the sliding shaft runs through spacing jack after, two mesas can be stabilized respectively and lifting the point, from this can the different test workman of alright height use, holistic suitability is better to solve current testboard that is used for testing the display mainboard, the not good problem of suitability.

Drawings

FIG. 1 is a general schematic view of the present invention;

fig. 2 is an enlarged schematic view of a portion B of fig. 1 according to the present invention;

FIG. 3 is a partial schematic view of the base of the present invention;

FIG. 4 is a schematic sectional view of the entire device of the present invention;

fig. 5 is an enlarged partial schematic view of a in fig. 4 according to the present invention.

In the figure: 1-base, 2-chute, 3-sliding shaft, 4-movable groove, 5-movable column, 6-limit jack, 7-table frame, 8-table top, 9-handle, 10-part frame, 11-positive and negative motor, 12-rotating shaft, 13-bevel gear I, 14-bevel gear II, 15-threaded rod, 16-threaded sleeve, 17-T-shaped movable sleeve, 18-connecting rod and 19-limit plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a test bench for testing a display mainboard comprises a base 1;

the left side and the right side of the top of the base 1 are both provided with movable grooves 4, the left side and the right side of the front end and the back end of the base 1 are both provided with sliding grooves 2, the front side and the back side of the base 1 are both provided with limiting plates 19, the left side and the right side of the outer wall of each limiting plate 19 are both communicated with a plurality of evenly distributed limiting jacks 6, a table frame 7 is fixed above the base 1, two mutually spliced table boards 8 are arranged in the table frame 7, the outer sides of the tops of the table boards 8 are both fixed with handles 9 through screws, the bottoms of the table boards 8 are both fixed with movable columns 5, the front side and the back side of each movable column 5 are both fixed with sliding shafts 3, the two movable columns 5 are respectively positioned in the two movable grooves 4, the movable grooves 4 are communicated with the sliding grooves 2, the outer ends of the four sliding shafts 3 respectively penetrate through the four sliding grooves 2 and the limiting jacks 6 in sequence, the right side of the base 1 is provided with a positive and negative motor 11, a rotating shaft 12 fixedly connected with a power end of the positive and negative motor 11 is arranged at the top end of the rotating shaft 12, a first bevel gear 13 is fixed at the top end of the rotating shaft 12, a threaded rod 15 is arranged above the first bevel gear 13, the directions of threads distributed on the front and back parts of the outer wall of the threaded rod 15 are opposite, threaded sleeves 16 are respectively in threaded connection with the left end and the right end of the outer part of the threaded rod 15, connecting rods 18 are respectively fixed at the left ends of the threaded sleeves 16, the left ends of the two connecting rods 18 are respectively fixed with the right ends of two limiting plates 19, T-shaped movable sleeves 17 fixed with the base 1 are respectively sleeved outside the threaded rod 15 and close to the inner sides of the two threaded sleeves 16, a second bevel gear 14 is sleeved and fixed outside the threaded rod 15 and positioned between the two T-shaped movable sleeves 17, and the first bevel gear 13 is meshed with the second bevel gear 14;

when the device is used, the positive and negative motor 11 can be externally connected to a power supply and started, when the positive and negative motor 11 is started and drives the rotating shaft 12 to rotate forwards, the rotating shaft 12 can drive the bevel gear I13 to rotate together, so that the bevel gear II 14 can drive the threaded rod 15 to rotate together, and the thread directions distributed on the front part and the rear part of the outer wall of the threaded rod 15 are opposite, so that the threaded rod 15 can drive the two thread sleeves 16 to respectively move towards the front side and the rear side when rotating, so that the connecting rod 18 drives the two limiting plates 19 to move outwards, and the positive and negative motor 11 is closed until the sliding shaft 3 is separated from the limiting insertion hole 6;

further, the tester can hold the handle 9 and upwards apply force, respectively lift two mesas 8 to required height, the activity post 5 will drive the slide shaft 3 along the spout 2 rebound when upwards moving along the activity groove 4, and adjust the height of mesa 8 from top to bottom slightly, make the slide shaft 3 aim at the position to spacing jack 6 of other height, then start positive and negative motor 11 again and drive pivot 12 reversal, after threaded rod 15 rotates in the lump, two thread bush 16 can move to the inboard, and drive two limiting plate 19 through connecting rod 18 and move to the inboard, until slide shaft 3 runs through spacing jack 6 after, two mesas 8 can be respectively stabilized at the point of lifting, but from this the tester of difference of height uses, holistic suitability is better.

All articulated have part frame 10 above mesa 8, the tester can overturn part frame 10 to 8 surfaces of mesa when testing to place the part that needs to use in the test process in part frame 10 and deposit, conveniently take.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A testboard for testing display mainboard, includes base (1), its characterized in that:

the movable groove (4) is arranged on the left side and the right side of the top of the base (1), the sliding grooves (2) are arranged on the left side and the right side of the front end and the rear end of the base (1), the limiting plates (19) are arranged on the front side and the rear side of the base (1), a plurality of uniformly distributed limiting jacks (6) are communicated on the left side and the right side of the outer wall of each limiting plate (19), the table frame (7) is fixed above the base (1), two mutually spliced table boards (8) are arranged in the table frame (7), the handle (9) is fixed on the outer side of the top of each table board (8) through screws, the movable columns (5) are fixed at the bottom of each table board (8), the sliding shafts (3) are fixed on the front side and the rear side of each movable column (5), the positive and negative motors (11) are arranged on the right side of the base (1), and the rotating shafts (12) fixedly connected with the power ends of the positive and negative motors (11) are arranged on the top ends of the movable columns, the utility model discloses a T word activity cover, including pivot (12), pivot (12) top is fixed with bevel gear (13), bevel gear (13) top is provided with threaded rod (15), just threaded rod (15) are outside about both ends equal threaded connection have thread bush (16), thread bush (16) left end all is fixed with connecting rod (18), threaded rod (15) outside just is close to two thread bush (16) inboard all cup joint with the fixed T word activity cover (17) of base (1), threaded rod (15) outside just is located two it is fixed with bevel gear two (14) to cup joint between T word activity cover (17).

2. A test stand for testing a display motherboard according to claim 1, wherein: and a part frame (10) is hinged above the table top (8).

3. A test stand for testing a display motherboard according to claim 1, wherein: the two movable columns (5) are respectively positioned in the two movable grooves (4), the movable grooves (4) are communicated with the sliding grooves (2), and the outer ends of the four sliding shafts (3) sequentially penetrate through the four sliding grooves (2) and the limiting insertion holes (6).

4. A test stand for testing a display motherboard according to claim 1, wherein: the left ends of the two connecting rods (18) are respectively fixed with the right ends of the two limiting plates (19).

5. A test stand for testing a display motherboard according to claim 1, wherein: the bevel gear I (13) is meshed with the bevel gear II (14).

6. A test stand for testing a display motherboard according to claim 1, wherein: the screw thread directions distributed on the front and the rear parts of the outer wall of the threaded rod (15) are opposite.