CN218524824U - A equipment testboard for intelligent house circuit board - Google Patents

Abstract

The utility model relates to the technical field of circuit board assembly and testing, and discloses an assembly test bench for circuit boards in smart homes, which includes a bottom case, and a moving device with one end extending to the left side of the bottom case is provided inside the bottom case. The front and rear sides of the moving device are fixedly connected with lifting devices which are slidingly connected to the bottom case and whose two ends respectively extend to the upper and lower sides of the bottom case. The assembly test bench for smart home circuit boards has the advantages of being easy to use, and solves the problem that most of the existing assembly tests of smart home circuit boards are carried out by operators holding the circuit boards and using external assembly testing tools for assembly testing. Sweat stains on the hands easily corrode the surface of the circuit board, and at the same time, the circuit board is easy to fall off from the operator's hand when the external force touches the operator, resulting in damage to the circuit board, deliberate loosening of electronic components, and inconvenient use.

Description

An assembly test bench for smart home circuit boards

technical field

The utility model relates to the technical field of assembly and testing of circuit boards, in particular to an assembly and testing platform for circuit boards of smart homes.

Background technique

The names of the circuit boards are: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin Thin circuit boards, printed (copper etching technology) circuit boards, etc. The circuit board makes the circuit miniaturized and intuitive, and plays an important role in mass production of fixed circuits and optimizing the layout of electrical appliances.

The assembly and testing of the existing smart home circuit boards are mostly carried out by the operator holding the circuit board and using external assembly and testing tools for assembly and testing. During the test, the sweat stains on the hands are easy to erode the surface of the circuit board. When working, the circuit board is easy to fall off from the hand, causing the circuit board to be damaged, and the electronic components are intentionally loose, which is inconvenient to use. Therefore, an assembly test bench for smart home circuit boards is proposed to solve the above-mentioned problems.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides an assembly test bench for smart home circuit boards, which has the advantages of being easy to use, and solves the problem that most of the assembly tests of the existing smart home circuit boards are carried out by the operator holding the circuit board. The circuit board is assembled and tested using external assembly and testing tools. During the test, the sweat stains on the hands will easily corrode the surface of the circuit board. The device is loose and inconvenient to use.

(2) Technical solution

The technical solution of the utility model to solve the above-mentioned technical problems is as follows: an assembly test bench for smart home circuit boards, including a bottom case, a mobile device with one end extending to the left side of the bottom case is provided inside the bottom case, the The front and rear sides of the mobile device are fixedly connected with lifting devices that are slidably connected to the bottom case and extend to the upper and lower sides of the bottom case respectively. For the tensioning device under the bottom shell, the outer sides of the lifting devices on the left and right sides are fixedly connected with a parallel device located on the front side of the tensioning device and connected to the tensioning device in transmission, and the tops of the two lifting devices are fixedly connected with The clamping device is arranged symmetrically from left to right.

The beneficial effect of the utility model is: the circuit board is placed above the bottom shell, the lifting device is driven close to the circuit board through the moving device, while the lifting device is moving, the connection between the parallel device and the lifting device is maintained through the tensioning device, and then the The lifting device and the parallel device drive the clamping device to press down, and press the circuit board through the clamping device for installation and inspection.

The assembly test bench for the smart home circuit board has the advantage of being easy to use.

On the basis of the above technical solutions, the utility model can also be improved as follows.

Further, the bottom case includes a housing, the top of the housing is fixedly connected with an installation pad located between the left and right lifting devices, the installation pad is a sponge, and the right side of the housing is fixedly connected with a Connectors for fixed connection of assembled equipment.

The beneficial effect of adopting the above further scheme is that the sponge material is softer, which can better protect the bottom of the circuit board.

Further, the moving device includes a lead screw, which is rotatably connected to the inside of the bottom case, and the left side of the lead screw is fixedly connected with a first runner located on the left side of the bottom case, and the outer thread of the lead screw There are two mobile plates which are symmetrically distributed left and right, and the bottoms of the two mobile plates are fixedly connected with first sliders which are symmetrically distributed front and rear and are slidably connected to the inside of the bottom case.

The beneficial effect of adopting the above further solution is that the first slider can improve the stability of the moving plate.

Further, the two lifting devices each include a spiral tube and a sliding tube, the two spiral tubes are respectively fixedly connected to the front sides of the two moving plates, and the two sliding tubes are respectively fixed to the rear sides of the two moving plates connection, the two spiral tubes and sliding tubes are arranged symmetrically front and back and have equal heights and are both slidably connected to the inside of the bottom shell. The screw rods of the two slide tubes are slidably connected with two ends extending to the upper and lower sides of the bottom shell respectively. The lengths of the two screw rods and the two slide rods are equal. The bottoms are all rotatably connected with a spiral ring that is threadedly connected to the outer side of the screw rod on the same side, and the bottom of the spiral ring on the left side is fixedly connected with a second runner located on the outer side of the screw rod on the same side.

The beneficial effect of adopting the above further solution is that the spiral tube and the sliding tube can limit the lifting of the screw rod and the sliding rod.

Further, the tensioning device includes a guide rod, the guide rod is fixedly connected to the inside of the bottom case and is located below the moving device, the outer side of the guide rod is slidably connected with a slip ring, and the front side of the slip ring is connected to the bottom case The same first spring located on the outside of the guide rod is fixedly connected between the inside of the slip ring. The bottom of the slip ring is fixedly connected with a mounting block with one end extending to the bottom of the bottom case. The left and right sides of the mounting block are fixedly connected with The second sliding block is slidingly connected with the inside of the bottom shell and distributed symmetrically front and rear.

The beneficial effect of adopting the above further proposal is that the second sliding block can improve the stability of the movement of the mounting block and prevent skewing.

Further, the parallel device includes a first pulley and two second pulleys, the first pulley is rotatably connected to the bottom of the tensioning device and is located between the lifting devices on the left and right sides, and the two pulleys The second pulleys are respectively fixedly connected to the outer sides of the two spiral rings, and are symmetrically distributed left and right, and the same belt is connected between the first pulley and the two second pulleys.

The beneficial effect of adopting the above further solution is that the transmission of the belt drive is stable and the noise is low.

Further, the clamping device includes two backing plates, the two backing plates are respectively fixedly connected with the tops of the slide tube and the spiral tube on the same side and distributed symmetrically from left to right, and the tops of the two backing plates are both Fixedly connected with a fixed plate, the inside of the two fixed plates are slidingly connected with two pressure rods whose two ends respectively extend to the upper and lower sides of the fixed plate. The pipes are distributed symmetrically in a rectangular shape, the bottoms of the pressure rods on the left and right sides are fixedly connected with pressure pads, the bottoms of the two pressure pads are fixedly connected with rubber pads, and the tops of the two fixed plates are fixed There are two fixed shells which are respectively located above the two pressure rods on the same side, and the same second spring is fixedly connected between the fixed shells and the pressure rods on the same side.

The beneficial effect of adopting the above further solution is that the rubber pad can protect the upper side of the circuit board through the physical properties of the rubber itself while maintaining sufficient pressure.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the appearance structure of the utility model;

Fig. 3 is a side view of the connection structure between the housing and the mobile device of the present invention;

Fig. 4 is a side view of the connection structure between the tensioning device and the housing of the utility model.

In the figure: 1, bottom shell; 101, housing; 102, mounting pad; 103, connector; 2, moving device; 201, lead screw; 202, first runner; 203, moving plate; Block; 3, lifting device; 301, spiral tube; 302, slide pipe; 303, screw rod; 304, slide rod; 305, spiral ring; 306, second runner; 4, tensioning device; 401, guide rod; 402 , slip ring; 403, first spring; 404, mounting block; 405, second slider; 5, parallel device; 501, first pulley; 502, second pulley; 503, belt; 6, clamping device ; 601, backing plate; 602, fixed plate; 603, pressure rod; 604, pressure pad; 605, fixed shell; 606, second spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the embodiment, an assembly test bench for smart home circuit boards is given by Figures 1-4. The utility model includes an assembly test bench for smart home circuit boards, including a bottom shell 1, and the bottom shell 1 There is a mobile device 2 with one end extending to the left side of the bottom case 1 inside. The front and rear sides of the mobile device 2 are fixedly connected with the lifting device 3 slidingly connected with the bottom case 1 and extending to the upper and lower sides of the bottom case 1 at both ends. The inside of the bottom shell 1 is provided with a tensioning device 4 located between the lifting devices 3 on the left and right sides and one end extends to the bottom of the bottom shell 1. The outer sides of the lifting devices 3 on the left and right sides are fixedly connected with a The parallel device 5 connected to the tensioning device 4 is driven, and the tops of the two lifting devices 3 are fixedly connected with a clamping device 6 arranged symmetrically from left to right;

The bottom shell 1 includes a shell 101. The top of the shell 101 is fixedly connected with a mounting pad 102 located between the lifting devices 3 on the left and right sides. The mounting pad 102 is a sponge, and the right side of the shell 101 is fixedly connected with an external assembly device. connected connector 103;

The soft sponge material can better protect the bottom of the circuit board;

The moving device 2 includes a lead screw 201, which is rotationally connected to the inside of the bottom case 1, the left side of the lead screw 201 is fixedly connected with a first wheel 202 located on the left side of the bottom case 1, and the outer side of the lead screw 201 is threadedly connected with a There are two moving plates 203 symmetrically distributed left and right, and the bottoms of the two moving plates 203 are fixedly connected with first sliders 204 which are symmetrically distributed front and rear and are slidingly connected to the inside of the bottom case 1;

The first slider 204 can improve the stability of the moving plate 203;

Both lifting devices 3 include a spiral tube 301 and a sliding tube 302, the two spiral tubes 301 are respectively fixedly connected to the front sides of the two moving plates 203, and the two sliding tubes 302 are respectively fixedly connected to the rear sides of the two moving plates 203 , the two spiral tubes 301 and the sliding tube 302 are symmetrically arranged front and back, have the same height and are both slidingly connected with the inside of the bottom case 1, and the inside of the two spiral tubes 301 are slidingly connected with two ends respectively extending to the upper and lower sides of the bottom case 1 The screw rods 303 of the two sliding tubes 302 are slidingly connected to the sliding rods 304 whose two ends respectively extend to the upper and lower sides of the bottom shell 1. The lengths of the two screw rods 303 and the two sliding rods 304 are equal, and the two screw tubes 301 The bottoms of the bottoms are all rotatably connected with the spiral ring 305 threadedly connected to the outside of the screw rod 303 on the same side, and the bottom of the left spiral ring 305 is fixedly connected with the second runner 306 positioned at the outside of the screw rod 303 on the same side;

The screw tube 301 and the sliding tube 302 can limit the lifting of the screw rod 303 and the sliding rod 304;

The tensioning device 4 includes a guide rod 401, the guide rod 401 is fixedly connected with the inside of the bottom case 1 and is located below the mobile device 2, the outer side of the guide rod 401 is slidably connected with a slip ring 402, and the front of the slip ring 402 is connected to the bottom case 1. The same first spring 403 located on the outside of the guide rod 401 is fixedly connected inside. The bottom of the slip ring 402 is fixedly connected to a mounting block 404 with one end extending to the bottom of the bottom case 1. The left and right sides of the mounting block 404 are fixedly connected. There is a second sliding block 405 that is slidingly connected to the inside of the bottom case 1 and distributed symmetrically front and back;

The second slider 405 can improve the stability of the movement of the mounting block 404 and prevent skewing;

The parallel device 5 includes a first pulley 501 and a number of two second pulleys 502, the first pulley 501 is rotatably connected to the bottom of the tensioning device 4 and is located between the lifting devices 3 on the left and right sides, and the two second pulleys The pulleys 502 are fixedly connected to the outer sides of the two spiral rings 305 respectively, and are symmetrically distributed left and right, and the same belt 503 is connected between the first pulley 501 and the two second pulleys 502;

The belt transmission is stable and the noise is low;

The clamping device 6 includes two backing plates 601. The two backing plates 601 are respectively fixedly connected to the tops of the slide tube 302 and the spiral tube 301 on the same side and distributed symmetrically from left to right. The tops of the two backing plates 601 are all fixedly connected. There are fixed plates 602, and the insides of the two fixed plates 602 are slidingly connected with two pressure rods 603 whose two ends extend to the upper and lower sides of the fixed plate 602 respectively. The pipes 302 are distributed symmetrically in a rectangular shape. The bottoms of the pressure rods 603 on the left and right sides are fixedly connected with pressure pads 604, the bottoms of the two pressure pads 604 are fixedly connected with rubber pads, and the tops of the two fixed plates 602 are fixedly connected. There are two fixed shells 605 located above the two pressure rods 603 on the same side, and the same second spring 606 is fixedly connected between the fixed shells 605 and the pressure rods 603 on the same side;

The rubber pad can protect the upper side of the circuit board through the physical properties of the rubber itself while maintaining sufficient pressure.

working principle:

Innovation point implementation steps:

Step 1: Fix the bottom case 1 with external assembly equipment through the connector 103, place the circuit board on the mounting pad 102 above the bottom case 1, turn the first wheel 202 of the mobile device 2, the first wheel 202 The two moving plates 203 are driven close to each other through the lead screw 201, and the stability of the moving plate 203 is maintained through the two first sliders 204 at the bottom while the moving plate 203 is moving, and the moving plate 203 drives the screws of the lifting devices 3 on both sides The tube 301 and the sliding tube 302 are close to the circuit board, and the upper clamping device 6 is driven close to the circuit board through the spiral tube 301 and the sliding tube 302;

Step 2: While the lifting device 3 moves left and right, the first spring 403 of the tensioning device 4 pushes the slip ring 402 to move through the guide rod 401, and the slip ring 402 drives the mounting block 404 away from the lifting device 3 via the second slider 405, The first pulley 501 of the parallel device 5 is driven away from the lifting device 3 by the second slider 405 of the tensioning device 4, and the belt 503 is pulled by the first pulley 501 via two second pulleys 502 to tension the belt 503 , maintaining the connectivity between the parallel device 5 and the lifting device 3;

The third step: turn the second runner 306 of the lifting device 3, the second runner 306 drives the left screw rod 303 to go up and down through the left spiral tube 301 through the left spiral ring 305, and when the left spiral ring 305 rotates, it drives The left second pulley 502 rotates, the left second pulley 502 drives the first pulley 501 and the right second pulley 502 to rotate through the belt 503, and the right spiral ring 305 is driven by the right second pulley 502 The screw tube 301 rotates so that the right screw rod 303 moves up and down synchronously with the left screw rod 303 through the right screw tube 301, and at the same time drives the same-side slide rod 304 to follow through the same-side slide tube 302 through the backing plate 601 of the clamping device 6 on the same side. The screw rod 303 on the same side rises and falls synchronously to maintain the downward pressure stability of the clamping device 6. When the backing plate 601 descends, the pressure rod 603 is driven down through the upper fixing plate 602, so that the pressure pad 604 at the bottom of the pressure rod 603 and the circuit The top of the plate is attached, and at the same time, the second spring 606 above the pressure rod 603 is squeezed through the sliding connection between the pressure rod 603 and the fixed plate 602, and the pressure rod 603 is pushed by the reaction force between the second spring 606 and the upper fixed shell 605, Make it drive the pressure pad 604 to press the circuit board without causing damage to the circuit board due to excessive force. After the circuit board is fixed by the pressure pad 604 and the mounting pad 102, the assembly test is performed.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. An assembly test bench for smart home circuit boards, including a bottom case (1), characterized in that: the inside of the bottom case (1) is provided with a mobile device with one end extending to the left side of the bottom case (1) (2), the front and rear sides of the mobile device (2) are fixedly connected with the lifting device (3) that is slidingly connected to the bottom case (1) and the two ends respectively extend to the upper and lower sides of the bottom case (1). The inside of the bottom case (1) is provided with a tensioning device (4) located between the lifting devices (3) on the left and right sides and one end extends to the bottom of the bottom case (1). The outside of the lifting devices (3) on the left and right sides Both are fixedly connected with a parallel device (5) located on the front side of the tensioning device (4) and connected with the tensioning device (4). Clamping device (6). 2. An assembly test bench for smart home circuit boards according to claim 1, characterized in that: the bottom case (1) includes a housing (101), and the top of the housing (101) is fixed An installation pad (102) located between the lifting devices (3) on the left and right sides is connected, the installation pad (102) is a sponge, and the right side of the housing (101) is fixedly connected with an external assembly equipment. connector (103). 3. The assembly test bench for smart home circuit boards according to claim 1, characterized in that: the mobile device (2) includes a lead screw (201), and the lead screw (201) is connected with the bottom case (1) internal rotation connection, the left side of the lead screw (201) is fixedly connected with the first wheel (202) located on the left side of the bottom case (1), and the outer thread of the lead screw (201) is connected with There are two moving plates (203) symmetrically distributed left and right, and the bottoms of the two moving plates (203) are fixedly connected with first sliding plates that are distributed symmetrically front and back and are slidingly connected to the inside of the bottom case (1). block (204). 4. An assembly test bench for smart home circuit boards according to claim 3, characterized in that: the two lifting devices (3) both include a spiral tube (301) and a sliding tube (302), the two The two spiral tubes (301) are respectively fixedly connected to the front sides of the two moving plates (203), the two sliding tubes (302) are respectively fixedly connected to the rear sides of the two moving plates (203), and the two moving plates (203) are fixedly connected respectively. The spiral tube (301) and the sliding tube (302) are symmetrically arranged front and back and have the same height and are both slidingly connected to the inside of the bottom case (1). The screw rods (303) extending to the upper and lower sides of the bottom case (1), and the insides of the two sliding tubes (302) are slidably connected with sliding rods (304) extending to the upper and lower sides of the bottom case (1) respectively. , the lengths of the two screw rods (303) and the two slide rods (304) are equal, and the bottoms of the two spiral tubes (301) are rotatably connected with a screw ring ( 305), the bottom of the spiral ring (305) on the left side is fixedly connected with the second runner (306) located outside the screw rod (303) on the same side. 5. An assembly test bench for smart home circuit boards according to claim 1, characterized in that: the tensioning device (4) includes a guide rod (401), and the guide rod (401) is connected to the bottom The inside of the shell (1) is fixedly connected and located below the mobile device (2), the outer side of the guide rod (401) is slidably connected with a slip ring (402), and the front of the slip ring (402) is connected to the bottom case (1 ) are fixedly connected with the same first spring (403) located outside the guide rod (401), and the bottom of the slip ring (402) is fixedly connected with a mounting block whose end extends to the bottom of the bottom case (1) (404), the left and right sides of the mounting block (404) are fixedly connected with second sliders (405) which are slidingly connected to the inside of the bottom case (1) and distributed symmetrically front and rear. 6. An assembly test bench for smart home circuit boards according to claim 4, characterized in that: the parallel device (5) includes a first pulley (501) and two second belts pulley (502), the first pulley (501) is rotatably connected to the bottom of the tensioning device (4) and is located between the lifting devices (3) on the left and right sides, and the two second pulleys (502) are respectively It is fixedly connected with the outer sides of the two spiral rings (305), and distributed symmetrically. The same belt (503) is connected between the first pulley (501) and the two second pulleys (502). 7. An assembly test bench for smart home circuit boards according to claim 4, characterized in that: the clamping device (6) includes two backing plates (601), the two The backing plate (601) is fixedly connected with the tops of the slide tube (302) and the spiral tube (301) on the same side respectively and distributed symmetrically from left to right, and the tops of the two backing plates (601) are fixedly connected with a fixing plate (602) , the insides of the two fixing plates (602) are slidingly connected with two pressure rods (603) whose two ends respectively extend to the upper and lower sides of the fixing plate (602), and the four pressure rods (603) It is located between the spiral tubes (301) and the sliding tubes (302) on both sides and is distributed symmetrically in a rectangular shape. The bottoms of the pressure rods (603) on the left and right sides are fixedly connected with pressure pads (604), and the two pressure pads The bottoms of (604) are fixedly connected with rubber pads, and the tops of the two fixed plates (602) are fixedly connected with two fixed shells (605) respectively located above the two pressure rods (603) on the same side , the same second spring (606) is fixedly connected between the fixed shell (605) and the pressing rod (603) on the same side.

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