CN217304211U

CN217304211U - Device for testing temperature of certain point of PCB

Info

Publication number: CN217304211U
Application number: CN202220891747.0U
Authority: CN
Inventors: 叶新华; 丁玮
Original assignee: Huaqing Chuanghui Beijing Technology Co ltd
Current assignee: Huaqing Chuanghui Beijing Technology Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-26
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a device of test PCB certain point temperature in circuit board temperature measurement technical field, the on-line screen storage device comprises a base, the last fixed surface of base has first U-shaped plate, the inboard fixed mounting of first U-shaped plate has the biax motor, and the relative inner wall of first U-shaped plate all is connected with first screw thread lead screw through the bearing rotation, two first screw thread lead screws are established respectively in the both sides of biax motor and all are through biax motor drive, threaded connection has the layer board on the first screw thread lead screw, two layer boards are upper, lower setting and about biax motor symmetric distribution, the lower fixed surface of top layer board installs first adjusting part. Move the handle through twisting and drive splint and move down for splint cooperation support plate is with the fixed of PCB board firmly, and two first screw lead screws of biax motor drive rotate, make two first screw lead screws drive support plate and temperature sensor with lead screw transmission's mode and draw close each other, realize the detection to the single position temperature of PCB board fast, make the temperature detection efficiency of PCB board higher.

Description

Device for testing temperature of certain point of PCB

Technical Field

The utility model relates to a circuit board temperature measurement technical field specifically is a device of test PCB certain point temperature.

Background

The PCB, which is called a printed circuit board in chinese, is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components. It is called a "printed" circuit board because it is made using electronic printing. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board is an important electronic component, is a support body of the electronic component, is a carrier for electrical connection of the electronic component, and is used for enabling the operation of equipment to be simpler and more convenient, reducing the volume of the equipment and saving the loss of wires.

Before the PCB leaves factory and is sold, temperature detection needs to be carried out on any point position on the PCB, so that the factory quality of the PCB is guaranteed. Current PCB board position temperature-detecting device is when using, generally detects by the manual work, and this makes the temperature detection of PCB board receive human factor to influence great, and only detects local position alone, and the production quality of unable accurate judgement PCB board, and the PCB board is when the temperature measurement, and only single control temperature detection mechanism moves down for the detection efficiency of PCB board is lower, can't satisfy the actual measuring demand of PCB board.

Based on this, the utility model designs a device of test PCB certain point temperature to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device of test PCB certain point temperature to solve the current PCB board that proposes in the above-mentioned background art and detect by the manual work, the temperature that can make the PCB board detects and is influenced by the human factor great, and only detect local position alone, the production quality of unable accurate judgement PCB board, the PCB board is when the temperature measurement, only single control temperature detection mechanism moves down, make the detection efficiency of PCB board lower, can't satisfy the problem of PCB board actual detection demand.

In order to achieve the above object, the utility model provides a following technical scheme: a device for testing the temperature of a certain point of a PCB comprises a base, wherein a first U-shaped plate is fixed on the upper surface of the base, a double-shaft motor is fixedly installed on the inner side of the first U-shaped plate, the opposite inner walls of the first U-shaped plate are respectively and rotatably connected with first threaded lead screws through bearings, the two first threaded lead screws are respectively arranged on two sides of the double-shaft motor and are driven by the double-shaft motor, supporting plates are in threaded connection on the first threaded lead screws, the two supporting plates are arranged in an upper and lower mode and are symmetrically distributed relative to the double-shaft motor, a first adjusting assembly is fixedly installed on the lower surface of the supporting plate above the supporting plate, a second adjusting assembly is fixedly installed on the first adjusting assembly, the first adjusting assembly and the second adjusting assembly are completely identical in structural characteristics and are in a crossed mode, two fixing columns are fixedly installed on the second adjusting assembly, and one of the fixing columns is fixedly installed with a temperature sensor, and a support plate is fixed on the upper surface of the support plate below the temperature sensor, and the first adjusting assembly and the second adjusting assembly are used for adjusting the position of the temperature sensor.

Preferably, a controller is fixedly mounted on one side of the first U-shaped plate, a pressure sensor is fixedly mounted at the bottom end of the other fixing column, and the controller is respectively connected with the temperature sensor and the pressure sensor through data transmission lines.

Preferably, two first sliding rods are fixed between the opposite inner walls of the first U-shaped plate, the two first sliding rods are symmetrically arranged relative to the double-shaft motor, and a first sliding groove for the sliding of the first sliding rods is formed in the supporting plate.

Preferably, the last fixed surface of support plate has a plurality of fixed plates, and the cross section of fixed plate is for falling "L" font structure, threaded hole is seted up at the top of fixed plate, and threaded hole female connection has the double-screw bolt, the top of double-screw bolt is fixed with the handle, and the bottom of double-screw bolt is connected with splint through the bearing rotation, splint and support plate are used for holding the PCB board clamp.

Preferably, the second adjusting assembly comprises a second U-shaped plate, a second threaded screw rod is rotatably connected between opposite inner walls of the second U-shaped plate through a bearing, a sliding block is connected to the second threaded screw rod in a threaded manner, the second U-shaped plate in the first adjusting assembly is fixedly mounted on the upper supporting plate, the second U-shaped plate in the second adjusting assembly is fixedly mounted on the sliding block in the first adjusting assembly, and the fixing column is fixedly mounted on the sliding block in the second adjusting assembly.

Preferably, one side fixed mounting of second U-shaped board has a unipolar motor, second screw lead screw passes through unipolar motor drive, be fixed with the second slide bar between the relative inner wall of second U-shaped board, offer on the slider and be used for the gliding second spout of second slide bar.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a twist and move the handle and drive splint and move down for splint cooperation support plate is firmly fixed with the PCB board, and the rotation of two first screw lead screws of biax motor drive makes two first screw lead screws drive support plate and temperature sensor with lead screw transmission mode and draw close each other, realizes the detection to PCB board single point location temperature fast, makes the temperature detection efficiency of PCB board higher; utilize mutually supporting of first adjusting part and second adjusting part, can realize moving temperature sensor position for temperature sensor carries out the measuring of temperature to fixed PCB board certain point position after adjusting to arbitrary position according to the user demand, makes the measuring operation of PCB board temperature more simple and convenient, swift.

Drawings

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

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

fig. 2 is a schematic structural view of the middle double-shaft motor, the first threaded screw rod, the supporting plate and the supporting plate of the present invention;

fig. 3 is another perspective view of fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the first adjusting assembly, the second adjusting assembly and the fixing column of the present invention;

fig. 5 is a schematic structural diagram of the second adjusting assembly, the fixing column and the temperature sensor of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-first U-shaped plate, 3-double-shaft motor, 4-first threaded screw rod, 5-supporting plate, 6-supporting plate, 7-fixing column, 8-temperature sensor, 9-controller, 10-first sliding rod, 11-fixing plate, 12-stud, 13-clamping plate, 14-handle, 15-second U-shaped plate, 16-second threaded screw rod, 17-sliding block, 18-single-shaft motor and 19-second sliding rod.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a device for testing the temperature of a certain point of a PCB comprises a base 1, a first U-shaped plate 2 is fixed on the upper surface of the base 1, a double-shaft motor 3 is fixedly installed on the inner side of the first U-shaped plate 2, the opposite inner walls of the first U-shaped plate 2 are respectively and rotatably connected with first threaded lead screws 4 through bearings, the two first threaded lead screws 4 are respectively arranged on two sides of the double-shaft motor 3 and are driven by the double-shaft motor 3, supporting plates 5 are connected on the first threaded lead screws 4 in a threaded manner, the two supporting plates 5 are arranged up and down and are symmetrically distributed relative to the double-shaft motor 3, a first adjusting assembly is fixedly installed on the lower surface of the upper supporting plate 5, a second adjusting assembly is fixedly installed on the first adjusting assembly, the first adjusting assembly and the second adjusting assembly are completely identical in structural characteristics and are arranged in a crossed manner, two fixed columns 7 are fixedly installed on the second adjusting assembly, a temperature sensor 8 is fixedly installed at the bottom end of one fixed column 7, the upper surface of below layer board 5 is fixed with support plate 6, and first adjusting part and second adjusting part all are used for adjusting temperature sensor 8's position, are fixed with two first slide bars 10 between the relative inner wall of first U-shaped plate 2, and two first slide bars 10 set up about biax motor 3 symmetry, offer on the layer board 5 to be used for the gliding first spout of first slide bar 10.

The operation of the double-shaft motor 3 is controlled, so that the double-shaft motor 3 drives the two first threaded screw rods 4 to rotate, the support plate 6 and the temperature sensor 8 are driven to be close to each other in a screw rod transmission mode, and the temperature sensor 8 is utilized to detect the temperature of a single point position of the PCB.

Wherein, one side fixed mounting of first U-shaped plate 2 has controller 9, and the bottom fixed mounting of another fixed column 7 has pressure sensor, and controller 9 is connected respectively with temperature sensor 8 and pressure sensor through data transmission line, and pressure sensor can give controller 9 with signal transmission after the contact of PCB board for controller 9 control double-shaft motor 3 stall, and temperature sensor 8 gives controller 9 with signal transmission, makes controller 9 obtain the temperature of PCB board position of detection.

Wherein, the last fixed surface of support plate 6 has a plurality of fixed plates 11, and the cross section of fixed plate 11 is for falling "L" font structure, and threaded hole is seted up at the top of fixed plate 11, and threaded hole female connection has double-screw bolt 12, and the top of double-screw bolt 12 is fixed with handle 14, and the bottom of double-screw bolt 12 is connected with splint 13 through the bearing rotation, splint 13 and support plate 6 are used for holding the PCB board, twist handle 14 and drive splint 13 and move down for splint 13 cooperates support plate 6 firmly fixed with the PCB board.

Wherein, the second adjusting component comprises a second U-shaped plate 15, a second screw thread screw 16 is rotatably connected between the opposite inner walls of the second U-shaped plate 15 through a bearing, a slide block 17 is connected with the upper screw thread screw 16 through a screw thread, the second U-shaped plate 15 in the first adjusting component is fixedly arranged on the supporting plate 5 above, the second U-shaped plate 15 in the second adjusting component is fixedly arranged on the slide block 17 in the first adjusting component, a fixed column 7 is fixedly arranged on the slide block 17 in the second adjusting component, a single-shaft motor 18 is fixedly arranged on one side of the second U-shaped plate 15, the second screw thread screw 16 is driven by the single-shaft motor 18, a second slide bar 19 is fixedly arranged between the opposite inner walls of the second U-shaped plate 15, a second slide groove for the second slide bar 19 to slide is arranged on the slide block 17, the single-shaft motor 18 in the first adjusting component is controlled to drive the second screw thread screw 16 to rotate, the temperature sensor 8 is adjusted to move along the X axis in a screw transmission manner, and operating a single-shaft motor 18 in the second adjusting assembly to drive a second threaded screw rod 16 to rotate, and adjusting the temperature sensor 8 to move along the Y axis in a screw rod transmission mode, so that the temperature sensor 8 moves to a position to be detected of the PCB.

When in use, a PCB to be detected is placed on the carrier plate 6, the plurality of handles 14 are sequentially screwed, the clamping plate 13 is pushed to move downwards to complete clamping and fixing of the PCB, the single-shaft motor 18 in the first adjusting component is controlled to drive the second threaded screw rod 16 to rotate, the temperature sensor 8 is adjusted to move along the X axis in a screw rod transmission mode, a single-axis motor 18 in the second adjusting assembly is controlled to drive a second threaded screw rod 16 to rotate, the temperature sensor 8 is adjusted to move along the Y axis in a screw rod transmission mode, thereby setting the detection position of the temperature sensor 8 to the PCB according to the detection requirement, enabling the PCB to operate, controlling the operation of the double-shaft motor 3, enabling the double-shaft motor 3 to drive the two first threaded screw rods 4 to rotate, the support plate 6 and the temperature sensor 8 are driven to be close to each other in a screw rod transmission mode, and the temperature sensor 8 is matched with the controller 9, so that the detection of the temperature of a single point position of the PCB is rapidly realized.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a device of test PCB certain point temperature which characterized in that: comprises a base (1), a first U-shaped plate (2) is fixed on the upper surface of the base (1), a double-shaft motor (3) is fixedly arranged on the inner side of the first U-shaped plate (2), the relative inner wall of the first U-shaped plate (2) is rotatably connected with a first thread lead screw (4) through a bearing, the first thread lead screw (4) is respectively arranged on two sides of the double-shaft motor (3) and is driven by the double-shaft motor (3), a supporting plate (5) is in threaded connection with the first thread lead screw (4), the two supporting plates (5) are arranged up and down and are symmetrically distributed about the double-shaft motor (3), a first adjusting component is fixedly arranged on the lower surface of the supporting plate (5) above, a second adjusting component is fixedly arranged on the first adjusting component, the structural characteristics of the first adjusting component and the second adjusting component are completely the same and are arranged in a crossed manner, two fixing columns (7) are fixedly mounted on the second adjusting assembly, a temperature sensor (8) is fixedly mounted at the bottom ends of the fixing columns (7), a support plate (6) is fixed on the upper surface of the support plate (5) below the fixing columns, and the first adjusting assembly and the second adjusting assembly are used for adjusting the position of the temperature sensor (8).

2. The apparatus of claim 1, wherein the apparatus further comprises: one side fixed mounting of first U-shaped board (2) has controller (9), another the bottom fixed mounting of fixed column (7) has pressure sensor, controller (9) are connected respectively through data transmission line and temperature sensor (8) and pressure sensor.

3. The apparatus of claim 1, wherein the apparatus further comprises: two first sliding rods (10) are fixed between the opposite inner walls of the first U-shaped plate (2), the first sliding rods (10) are symmetrically arranged relative to the double-shaft motor (3), and a first sliding groove used for sliding the first sliding rods (10) is formed in the supporting plate (5).

4. The apparatus for testing the temperature of a certain point of a PCB according to claim 1, wherein: the upper surface of support plate (6) is fixed with a plurality of fixed plates (11), and the cross section of fixed plate (11) is for falling "L" font structure, threaded hole is seted up at the top of fixed plate (11), and threaded hole female connection has double-screw bolt (12), the top of double-screw bolt (12) is fixed with handle (14), and the bottom of double-screw bolt (12) is connected with splint (13) through the bearing rotation, splint (13) and support plate (6) are used for the centre gripping of PCB board.

5. The apparatus of claim 1, wherein the apparatus further comprises: the second adjusting assembly comprises a second U-shaped plate (15), a second threaded screw rod (16) is rotatably connected between the opposite inner walls of the second U-shaped plate (15) through a bearing, a sliding block (17) is connected to the second threaded screw rod (16) in a threaded manner, the second U-shaped plate (15) in the first adjusting assembly is fixedly installed on the supporting plate (5) above the second U-shaped plate, the second U-shaped plate (15) in the second adjusting assembly is fixedly installed on the sliding block (17) in the first adjusting assembly, and the fixing column (7) is fixedly installed on the sliding block (17) in the second adjusting assembly.

6. An apparatus for testing the temperature of a point on a PCB as recited in claim 5, wherein: one side fixed mounting of second U-shaped board (15) has single-axis motor (18), second screw lead screw (16) are through single-axis motor (18) drive, be fixed with second slide bar (19) between the relative inner wall of second U-shaped board (15), offer on slider (17) and be used for the gliding second spout of second slide bar (19).