CN219348941U

CN219348941U - Adjustable bracket for PCB experiment

Info

Publication number: CN219348941U
Application number: CN202320199814.7U
Authority: CN
Inventors: 徐栋; 戈昕; 严泽军; 顾彩英
Original assignee: Microteck Changzhou Product Services Co ltd
Current assignee: Microteck Changzhou Product Services Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-07-14
Anticipated expiration: 2033-02-10

Abstract

The utility model relates to the technical field of circuit board detection, in particular to an adjustable bracket for PCB experiments, which comprises a bracket component and a rotating component rotationally arranged on the bracket component, wherein the bracket component comprises two parallel upright posts and a bottom connecting rod, the rotating component comprises a rotating shaft, a screw rod, a connecting block, a mounting jig, a support column and a locking nut, the support column comprises a first limit column, a second limit column and a threaded column which are coaxially arranged, and the support column on the mounting jig and the jig with adjustable distance can be well adapted to PCB boards with different sizes by arranging the support columns on the mounting jig and the jig, so that the compatibility of different scales is improved.

Description

Adjustable bracket for PCB experiment

Technical Field

The utility model relates to the technical field of circuit board detection, in particular to an adjustable bracket for PCB experiment.

Background

When the circuit board is tested in production and proofing, after the PCB is assembled and welded, welding spots and energizing parameters of an electric element need to be detected, operation detection personnel usually measure on a bracket, and the bracket used by the current company is a fixed bracket customized according to the size of the circuit board, cannot adjust the size and cannot meet the fixation of the circuit boards with different sizes.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides an adjustable bracket for PCB experiment, which has reasonable structural design and can adjust the installation size.

The utility model is realized by the following technical scheme: the adjustable bracket for the PCB experiment comprises a bracket component and a rotating component which is rotationally arranged on the bracket component, wherein the bracket component comprises two upright posts which are arranged in parallel and a bottom connecting rod;

in order to enable the work piece to rotate and position on this support, rotating assembly includes rotation axis, screw rod, connecting block, installation tool, support column and lock nut, the rotation axis rotates to be connected on one of them stand, screw rod threaded connection is on another stand, rotation axis and screw rod coaxial setting, installation tool is a set of, one of them installation tool of two installation tools passes through connecting block and rotation axis fixed connection, and another installation tool passes through connecting block and screw rod axial fixity and rotates to be connected, and the right-hand member slip of installation tool is provided with two support columns, and the top threaded connection of support column has lock nut.

In order to position and lock the workpiece, the support column comprises a first limit column, a second limit column and a threaded column which are coaxially arranged, wherein the second limit column is fixed at the top end of the first limit column, and the threaded column is fixed at the top end of the second limit column.

Further, in order to realize that the support column slides on the installation tool, the installation tool is provided with a second chute which penetrates through the front end and the rear end of the installation tool and corresponds to the height of the first limiting column, the right end of the installation tool is provided with a first chute which corresponds to the diameter of the second limiting column, the first chute penetrates through the second chute, the first chute is communicated with the second chute, the support column slides between the first chute and the second chute, the first limiting column slides in the second chute, the second limiting column slides along the first chute, and the threaded column extends outwards of the first chute and is in threaded connection with a locking nut.

In order to enable the two installation jigs to synchronously move, torsion to a workpiece during rotation is reduced, one end of the installation jig, which is far away from the installation jig, is fixed with a tail block, the tail block is provided with synchronous jacks penetrating through the front end and the rear end of the tail block, and synchronous connecting plates are inserted between the synchronous jacks.

The beneficial effects of the utility model are as follows: through setting up the support column on two distance adjustable installation tools and the tools, can adapt to not unidimensional PCB board well, improved the compatibility of different chi, this support still has the upset function, can make things convenient for the inspector to adjust PCB face orientation angle, makes things convenient for the inspector to use.

Drawings

Fig. 1 is a schematic perspective view of an adjustable bracket for PCB experiments in accordance with the present utility model;

FIG. 2 is a schematic perspective view of a bracket assembly and a rotating assembly according to the present utility model;

FIG. 3 is a schematic perspective view of a support column according to the present utility model;

FIG. 4 is a schematic perspective view of the installation jig of the present utility model;

FIG. 5 is a schematic view of the installation fixture and support column of the present utility model;

fig. 6 is a schematic installation view of the synchronous connection board of the present utility model.

In the figure: 1. a bracket assembly; 11. a column; 12. a bottom connecting rod; 2. a rotating assembly; 21. a rotation shaft; 22. a screw; 23. a connecting block; 24. installing a jig; 241. a first chute; 242. a second chute; 243. tail blocks; 2431. synchronous jacks; 25. a support column; 251. a first limit post; 252. the second limit column; 253. a threaded column; 26. a lock nut; 27. and (5) synchronizing the connecting plates.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

An adjustable bracket for PCB experiments as shown in fig. 1 comprises a bracket component 1 and a rotating component 2 rotatably arranged on the bracket component 1.

As shown in fig. 2, the bracket assembly 1 comprises two parallel upright posts 11 and a bottom connecting rod 12, wherein the bottom connecting rod 12 is inserted into the bottom ends of the two upright posts 11, the distance between the two upright posts 11 is adjustable, and the connecting rod 12 and the upright posts 11 are locked by bolts.

The rotating assembly 2 comprises a rotating shaft 21, a screw rod 22, a connecting block 23, mounting jigs 24, supporting columns 25 and locking nuts 26, wherein the rotating shaft 21 is rotationally connected to one of the upright columns 11, the screw rod 22 is in threaded connection with the other upright column 11, the rotating shaft 21 and the screw rod 22 are coaxially arranged, the mounting jigs 24 are in a group, one of the two mounting jigs 24 is fixedly connected with the rotating shaft 21 through the connecting block 23, the other mounting jig 24 is axially fixed and rotationally connected with the screw rod 22 through the connecting block 23, the right end of the mounting jig 24 is slidably provided with the two supporting columns 25, and the top ends of the supporting columns 25 are in threaded connection with the locking nuts 26.

As shown in fig. 3, the supporting column 25 includes a first limiting column 251, a second limiting column 252 and a threaded column 253 coaxially disposed, the second limiting column 252 is fixed at the top end of the first limiting column 251, and the threaded column 253 is fixed at the top end of the second limiting column 252.

As shown in fig. 4 and 5, the mounting jig 24 is provided with a second chute 242 penetrating through the front and rear ends thereof and corresponding to the height of the first limiting column 251, the right end of the mounting jig 24 is provided with a first chute 241 corresponding to the diameter of the second limiting column 252, the first chute 241 penetrates through the second chute 242, and the first chute 241 is communicated with the second chute 242.

The support column 25 slides between the first sliding groove 241 and the second sliding groove 242, the first limiting column 251 slides in the second sliding groove 242, the second limiting column 252 slides along the first sliding groove 241, and the threaded column 253 extends out of the first sliding groove 241 and is in threaded connection with the locking nut 26.

As shown in fig. 6, a tail block 243 is fixed at one end of the mounting fixture 24 far away from the mounting fixture 24, the tail block 243 is provided with a synchronization jack 2431 penetrating through the front and rear ends of the tail block 243, a synchronization connection plate 27 is inserted between the synchronization jacks 2431, and the synchronization connection plate 27 and the tail block 243 can be fastened by screws.

During the use, the mounting hole in the four corners of normal PCB board is the symmetry setting, according to four hole distance adjustment, the relative distance of the support column 25 on two installation jigs 24, then install on accurate screw column 253 through four location mounting holes of PCB board to through lock nut 26 locking, after the installation, the angle of rotatory installation jig 24 as required, and through rotatory screw rod 22 location compress tightly, the convenience of detection personnel uses.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides an adjustable support for PCB board experiments, includes bracket component (1) and rotates rotating assembly (2) of setting on bracket component (1), its characterized in that: the bracket assembly (1) comprises two upright posts (11) and bottom connecting rods (12) which are arranged in parallel, wherein the bottom connecting rods (12) are inserted into the bottom ends of the two upright posts (11), and the distance between the two upright posts (11) is adjustable;

rotating assembly (2) are including rotation axis (21), screw rod (22), connecting block (23), installation smelting tool (24), support column (25) and lock nut (26), rotation axis (21) rotate and connect on one of them stand (11), screw rod (22) threaded connection is on another stand (11), rotation axis (21) and screw rod (22) coaxial setting, installation smelting tool (24) are a set of, one of them installation smelting tool (24) of two installation smelting tools (24) passes through connecting block (23) and rotation axis (21) fixed connection, and another installation smelting tool (24) pass through connecting block (23) and screw rod (22) axial fixity and rotate and be connected, and the right-hand member of installation smelting tool (24) slides and is provided with two support columns (25), and the top threaded connection of support column (25) has lock nut (26).

2. The adjustable bracket for PCB experiments of claim 1, wherein: the support column (25) comprises a first limit column (251), a second limit column (252) and a threaded column (253) which are coaxially arranged, the second limit column (252) is fixed at the top end of the first limit column (251), and the threaded column (253) is fixed at the top end of the second limit column (252).

3. The adjustable bracket for PCB experiments of claim 2, wherein: the installation jig (24) is provided with a second chute (242) penetrating through the front end and the rear end of the installation jig (24) and corresponding to the height of the first limiting column (251), the right end of the installation jig (24) is provided with a first chute (241) corresponding to the diameter of the second limiting column (252), the first chute (241) penetrates through the second chute (242), and the first chute (241) is communicated with the second chute (242).

4. The adjustable bracket for PCB experiments of claim 3, wherein: the support column (25) slides between the first sliding groove (241) and the second sliding groove (242), the first limiting column (251) slides in the second sliding groove (242), the second limiting column (252) slides along the first sliding groove (241), and the threaded column (253) extends outwards of the first sliding groove (241) and is in threaded connection with the locking nut (26).

5. The adjustable bracket for PCB experiments according to any one of claims 1 to 4, wherein: the installation smelting tool (24) is kept away from one end of installation smelting tool (24) and is fixed with tail piece (243), synchronous jack (2431) that runs through tail piece (243) front and back both ends are seted up to tail piece (243), peg graft between synchronous jack (2431) and have synchronous connecting plate (27).