CN217033470U

CN217033470U - High-low temperature impact detection device for circuit board

Info

Publication number: CN217033470U
Application number: CN202220612368.3U
Authority: CN
Inventors: 张雪奎; 郑耀春; 郑伟
Original assignee: Shenzhen Lianqi Electronic Co ltd
Current assignee: Shenzhen Lianqi Electronic Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-22
Anticipated expiration: 2032-03-21

Abstract

The utility model relates to the field of circuit board detection equipment, in particular to a high-low temperature impact detection device for a circuit board, wherein a low-temperature box is embedded and installed at the inner bottom of a detection box, a high-temperature box is embedded and installed at the inner top of the detection box, the low-temperature box and the high-temperature box are communicated with each other, a connecting frame is embedded and installed at the bottom of the high-temperature box, a connecting seat is arranged inside the low-temperature box, box doors are rotatably connected to the front portions of the low-temperature box and the high-temperature box respectively, an adjusting box is fixedly installed in the detection box in an embedded mode, a controller is fixedly installed at the front portion of the detection box, supporting legs are fixedly installed at four corners of the bottom of the detection box, and a fixing frame is fixedly installed inside the adjusting box. The high-low temperature impact detection device for the circuit board can realize more convenient and efficient high-low temperature impact detection, effectively improves the working efficiency and brings better use prospect.

Description

High-low temperature impact detection device for circuit board

Technical Field

The utility model relates to the field of circuit board detection equipment, in particular to a high-low temperature impact detection device for a circuit board.

Background

In the circuit board manufacturing industry at present stage, the product quality inspection main mode of the circuit board after the production is accomplished is to carry out high temperature and microthermal circulation impact with the circuit board, and prior art need put the material on the test jig at high low temperature surge tank, and the test jig is at high temperature and microthermal environment round trip movement under external drive, reaches the purpose of test.

Chinese patent discloses high low temperature surge tank (grant No. CN203572753U), this patent technique can be through the mode lateral shifting of pulley removal and add flexible wearing layer the material that awaits measuring, reduce the friction, the long service life of cable and test jig, however, the device need the manual work to get when using and takes the circuit board between high temperature and low temperature environment, complex operation, and get and take the process to have unavoidable scald, influence the effect of examining time measuring, thereby it is comparatively inconvenient. Accordingly, those skilled in the art have provided a high and low temperature impact detection apparatus for a circuit board to solve the problems set forth in the background art described above.

Disclosure of Invention

The present invention is directed to a high and low temperature impact detection device for circuit board, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a high low temperature strikes detection device for circuit board, includes the detection case, the low-temperature box is installed to the interior bottom gomphosis of detection case, the high-temperature box is installed to the interior top gomphosis of detection case, and communicates each other between low-temperature box and the high-temperature box, the link is installed to the bottom gomphosis of high-temperature box, the inside of low-temperature box is provided with the connecting seat, the low-temperature box all rotates with the front portion of high-temperature box and is connected with the chamber door, the inside gomphosis fixed mounting of detection case has the regulating box, the anterior fixed mounting of detection case has the controller, the equal fixed mounting of four corners in bottom of detection case has the stabilizer blade, the inside fixed mounting of regulating box has the mount.

As a further scheme of the utility model: the position department fixed mounting that the outer end of connecting seat corresponds the mount has a lift seat, department fixed mounting has servo motor in the middle of the top of mount, and servo motor's input and the output electric connection of controller.

As a still further scheme of the utility model: the output shaft of the servo motor is fixedly provided with a lead screw, the lead screw and the adjusting box are arranged in parallel, a ball nut is embedded in the position, corresponding to the lead screw, in the lifting seat, and the lead screw and the ball nut are meshed and connected with each other.

As a still further scheme of the utility model: two slide bars are symmetrically installed on the inner side of the fixing frame, the screw rod and the slide bars are arranged in parallel, a sliding sleeve is installed at the position, corresponding to the slide bars, of the inner portion of the lifting seat in an embedded mode, and the lifting seat is connected with the slide bars in a sliding mode through the sliding sleeve.

As a still further scheme of the utility model: the top of connecting seat is provided with the circular shape and rotates the seat, and rotates and set up parallel to each other between seat and the connecting seat, the department rotates in the middle of the inside of connecting seat and is connected with the axis of rotation, and the top of axis of rotation and the bottom of rotating the seat in the middle of the department be connected.

As a still further scheme of the utility model: the bottom fixed mounting of connecting seat has the protective cover, the bottom fixed mounting of axis of rotation has drive gear, and drive gear sets up the inboard at the protective cover.

As a still further scheme of the utility model: the inboard fixed mounting of protective cover has step motor, and step motor's input and the output electric connection of controller, step motor's output shaft fixed mounting has drive gear, and intermeshing is connected between drive gear and the drive gear.

Compared with the prior art, the utility model has the beneficial effects that:

1. place the circuit board on rotating the seat, switch on servo motor through external power supply, cooperation through lead screw and ball nut, it carries out stable lift to drive the seat that goes up and down, then can drive the connecting seat and go up and down in step, when the connecting seat card goes into the link, then can carry out high temperature test through the high-temperature cabinet, when the connecting seat falls to the low-temperature cabinet, then can carry out low temperature test, effectual convenience when having improved the detection, the efficiency of detection is improved, convenient to use personnel use, better for traditional mode.

2. In order to be more accurate that can detect, then can drive gear through step motor and rotate, through drive gear and drive gear's cooperation, drive the axis of rotation and rotate, then can drive and rotate the seat and carry out horizontal slip, realize being heated or being cooled more evenly when the test, improved the effect that detects, the user of being convenient for uses, better for traditional mode.

Drawings

FIG. 1 is a schematic structural diagram of a high and low temperature impact detection device for a circuit board;

FIG. 2 is a schematic view of the internal structure of a conditioning tank of the high and low temperature impact detection apparatus for circuit boards;

fig. 3 is a schematic structural diagram of a connection socket in a high/low temperature impact detection device for a circuit board.

In the figure: 1. a detection box; 2. a low temperature chamber; 3. a high temperature box; 4. a connecting frame; 5. a connecting seat; 6. a box door; 7. an adjusting box; 8. a controller; 9. a support leg; 10. a lifting seat; 11. a fixed mount; 12. a servo motor; 13. a lead screw; 14. a ball nut; 15. a slide bar; 16. a sliding sleeve; 17. a rotating seat; 18. a rotating shaft; 19. a protective cover; 20. a transmission gear; 21. a stepping motor; 22. the gear is driven.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a high and low temperature impact detection apparatus for a circuit board includes a detection box 1, a low temperature box 2 is installed at an inner bottom of the detection box 1 in an embedded manner, a high temperature box 3 is installed at an inner top of the detection box 1 in an embedded manner, the low temperature box 2 and the high temperature box 3 are communicated with each other, a connection frame 4 is installed at a bottom of the high temperature box 3 in an embedded manner, a connection seat 5 is disposed inside the low temperature box 2, box doors 6 are rotatably connected to front portions of the low temperature box 2 and the high temperature box 3, an adjustment box 7 is fixedly installed at the inner embedded portion of the detection box 1, a controller 8 is fixedly installed at a front portion of the detection box 1, support legs 9 are fixedly installed at four corners of the bottom of the detection box 1, and a fixing frame 11 is fixedly installed inside the adjustment box 7.

In FIGS. 1-2: the outer end of connecting seat 5 corresponds the position department fixed mounting of mount 11 and has a lift seat 10, and department fixed mounting has servo motor 12 in the middle of the top of mount 11, and servo motor 12's input and controller 8's output electric connection, through controller 8 control servo motor 12, drives lead screw 13 through servo motor 12 and rotates.

In FIGS. 1-2: the output shaft of servo motor 12 is fixed with lead screw 13, and parallel arrangement each other between lead screw 13 and the regulating box 7, and ball nut 14 is installed to the inside gomphosis that corresponds position department of lead screw 13 of lift seat 10, and is connected with intermeshing between lead screw 13 and the ball nut 14, and servo motor 12 through external power supply to mount 11 department is circular telegram, and through the cooperation of lead screw 13 and ball nut 14, drives lift seat 10 and carries out stable lift in regulating box 7.

In fig. 2: two slide bars 15 are symmetrically installed on the inner side of the fixed frame 11, the screw 13 and the slide bars 15 are arranged in parallel, a sliding sleeve 16 is installed at the position corresponding to the slide bars 15 inside the lifting seat 10 in an embedded mode, the lifting seat 10 is connected with the slide bars 15 in a sliding mode through the sliding sleeve 16, and the lifting seat 10 is driven to lift more stably through the matching of the slide bars 15 and the sliding sleeve 16.

In fig. 1 and 3: the top of connecting seat 5 is provided with circular shape and rotates seat 17, and rotates mutual parallel arrangement between seat 17 and the connecting seat 5, and the department rotates in the middle of the inside of connecting seat 5 and is connected with axis of rotation 18, and the top of axis of rotation 18 is connected with the bottom middle department that rotates seat 17, drives through axis of rotation 18 and rotates seat 17 and rotate.

In fig. 1 and 3: a protective cover 19 is fixedly installed at the bottom of the connecting seat 5, a transmission gear 20 is fixedly installed at the bottom of the rotating shaft 18, the transmission gear 20 is arranged on the inner side of the protective cover 19, and a heat preservation stepping motor 21 is arranged through the protective cover 19.

In fig. 1 and 3: the inner side of the protective cover 19 is fixedly provided with a stepping motor 21, the input end of the stepping motor 21 is electrically connected with the output end of the controller 8, the output shaft of the stepping motor 21 is fixedly provided with a driving gear 22, the driving gear 22 is meshed with the transmission gear 20 to be connected, the stepping motor 21 drives the driving gear 22 to rotate, the driving gear 22 is matched with the transmission gear 20 to drive the rotating shaft 18 to rotate, the rotating seat 17 can be driven to horizontally slide, heating or cooling during testing can be more uniform, and the testing effect is improved.

The working principle of the utility model is as follows: the circuit board is placed on a rotating seat 17, a servo motor 12 at the fixed frame 11 is electrified through an external power supply, a lifting seat 10 is driven to stably lift in an adjusting box 7 through the matching of a lead screw 13 and a ball nut 14, the lifting seat 10 is driven to more stably lift through the matching of a sliding rod 15 and a sliding sleeve 16, a connecting seat 5 can be driven to synchronously lift, when the connecting seat 5 is clamped into a connecting frame 4, high-temperature testing can be carried out through a high-temperature box 3, when the connecting seat 5 is lowered to a low-temperature box 2, low-temperature testing can be carried out, the convenience in detection is effectively improved, the detection efficiency is improved, in order to be more precise in detection, a driving gear 22 can be driven to rotate through a stepping motor 21, the driving gear 22 is matched with a transmission gear 20, the rotating shaft 18 is driven to rotate, and the rotating seat 17 can be driven to horizontally slide, the test device can be heated or cooled more uniformly during testing, the detection effect is improved, and the test device is convenient for users to use and is practical.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A high-low temperature impact detection device for a circuit board comprises a detection box (1), it is characterized in that a low-temperature box (2) is embedded and installed at the inner bottom of the detection box (1), a high-temperature box (3) is embedded and installed at the inner top of the detection box (1), the low temperature box (2) and the high temperature box (3) are communicated with each other, the bottom of the high temperature box (3) is embedded with a connecting frame (4), a connecting seat (5) is arranged inside the low-temperature box (2), the front parts of the low-temperature box (2) and the high-temperature box (3) are both rotatably connected with box doors (6), an adjusting box (7) is fixedly arranged in the detection box (1) in an embedded manner, the front part of the detection box (1) is fixedly provided with a controller (8), four corners of the bottom of the detection box (1) are fixedly provided with support legs (9), and the inside of the adjusting box (7) is fixedly provided with a fixing frame (11).

2. The high and low temperature impact detection device for the circuit board according to claim 1, wherein a lifting seat (10) is fixedly installed at a position corresponding to the fixing frame (11) at the outer end of the connecting seat (5), a servo motor (12) is fixedly installed at the middle of the top of the fixing frame (11), and an input end of the servo motor (12) is electrically connected with an output end of the controller (8).

3. The high and low temperature impact detection device for the circuit board according to claim 2, wherein an output shaft of the servo motor (12) is fixedly provided with a lead screw (13), the lead screw (13) and the adjusting box (7) are arranged in parallel, a ball nut (14) is embedded in the lifting seat (10) at a position corresponding to the lead screw (13), and the lead screw (13) and the ball nut (14) are engaged and connected with each other.

4. The high and low temperature impact detection device for the circuit board according to claim 3, wherein two sliding rods (15) are symmetrically installed on the inner side of the fixed frame (11), the screw rod (13) and the sliding rods (15) are arranged in parallel, sliding sleeves (16) are installed in the lifting seat (10) at positions corresponding to the sliding rods (15) in an embedded manner, and the lifting seat (10) is connected with the sliding rods (15) in a sliding manner through the sliding sleeves (16).

5. The high and low temperature impact detection device for the circuit board according to claim 1, wherein a circular rotation seat (17) is provided at a top of the connection seat (5), the rotation seat (17) and the connection seat (5) are arranged in parallel, a rotation shaft (18) is rotatably connected to a middle portion of an inside of the connection seat (5), and a top portion of the rotation shaft (18) is connected to a middle portion of a bottom of the rotation seat (17).

6. The high and low temperature impact detection device for the circuit board according to claim 5, wherein a protective cover (19) is fixedly installed at the bottom of the connection seat (5), a transmission gear (20) is fixedly installed at the bottom of the rotation shaft (18), and the transmission gear (20) is disposed at the inner side of the protective cover (19).

7. The device for detecting high and low temperature impact for circuit board according to claim 6, wherein a stepping motor (21) is fixedly installed inside the protective cover (19), an input end of the stepping motor (21) is electrically connected with an output end of the controller (8), an output shaft of the stepping motor (21) is fixedly installed with a driving gear (22), and the driving gear (22) and the transmission gear (20) are engaged with each other.