CN217116518U

CN217116518U - Improve and spread pressfitting control structure that asymmetric bending of copper design leads to warp

Info

Publication number: CN217116518U
Application number: CN202123078703.0U
Authority: CN
Inventors: 王海波; 王春华; 徐利东
Original assignee: Jiangsu Ainuoxin Circuit Technology Co ltd
Current assignee: Jiangsu Ainuoxin Circuit Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-08-02
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to a circuit board pressfitting technical field specifically is an improve pressfitting control structure that copper spreading design asymmetry leads to warping, comprises a control cabinet, top one side of control cabinet is connected with the roof, bottom one side of control cabinet is connected with the base, the opposite side of control cabinet sets up the display screen, controls panel and power source, the roof middle part is provided with the pneumatic cylinder, the top outside of roof is provided with the warning light, the telescopic link of pneumatic cylinder is connected with the top board, the hot-plate is installed to the bottom of top board, the top of base is provided with the holding down plate, the hot-plate is installed down at the top of holding down plate, the top edge of base is provided with the temperature sensing module, the bottom of control cabinet and base is provided with a plurality of groups stabilizer blade. Through setting up the control cabinet, can be digital set up the pressfitting operation to the operating efficiency has been improved.

Description

Improve and spread pressfitting control structure that asymmetric bending of copper design leads to warp

Technical Field

The utility model relates to a circuit board pressfitting technical field specifically is an improve and spread asymmetric pressfitting control structure that leads to warping of copper design.

Background

On the automatic surface mounting line, if the circuit board is uneven, the positioning is inaccurate, components can not be inserted or mounted on holes of the board and a surface mounting bonding pad, and even an automatic inserting machine can be damaged. The circuit board with the components is bent after being welded, and the component pins are difficult to cut flat and tidy. The board cannot be mounted to a chassis or built-in socket, and therefore, it is also very annoying to the PCBA assembly plant to touch the board.

Generally, a large area of copper foil is designed on a circuit board to serve as a ground, sometimes, a large area of copper foil is designed on a Vcc layer, when the large area of copper foil cannot be uniformly distributed on the same circuit board, the problem of non-uniform heat absorption and heat dissipation speed is caused, the circuit board will expand with heat and contract with cold, if the expansion and contraction cannot be simultaneously caused, different stresses are caused to deform, and if the temperature of the circuit board reaches the upper limit of the Tg value, the circuit board will begin to soften, causing permanent deformation, and greatly reducing the yield of products.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve pressfitting control structure that spreads copper design asymmetry and lead to warping, comprises a control cabinet, top one side of control cabinet is connected with the roof, bottom one side of control cabinet is connected with the base, the opposite side of control cabinet sets up the display screen, controls panel and power source, the roof middle part is provided with the pneumatic cylinder, the top outside of roof is provided with the warning light, the telescopic link of pneumatic cylinder is connected with the top board, the hot plate is installed to the bottom of top board, the top of base is provided with the holding down plate, the hot plate is installed down at the top of holding down plate, the top edge of base is provided with the temperature sensing module, the bottom of control cabinet and base is provided with a plurality of groups stabilizer blade.

Preferably: one side of the console is an inclined plane, the display screen and the control panel are installed on the inclined plane of the console, and a heat insulation plate and a microelectronic chip are arranged inside the console.

Preferably: the pneumatic cylinder and roof fixed connection, the telescopic link and the top board fixed connection of pneumatic cylinder, the size of top board and the size phase-match of bottom board.

Preferably: the temperature sensing module is of a rectangular annular structure and is composed of a plurality of groups of temperature sensors, and the temperature sensing module is electrically connected with the microelectronic chip.

Preferably, the following components: the size of the upper heating plate is matched with that of the lower heating plate, and the lower heating plate is embedded into the top of the lower pressing plate.

Preferably: the prompting lamp is a high-temperature-resistant LED lamp tube.

Preferably: the number of the supporting feet is 4, and the plurality of groups of supporting feet are the same in size.

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

through setting up the control cabinet, can be digital set up the pressfitting operation to the operating efficiency has been improved. Through setting up the pneumatic cylinder, can provide great longitudinal pressure to satisfy the pressfitting correction operation demand to the warpage board. Through setting up temperature sensing module, the temperature variation when can detect the pressfitting operation in real time to guarantee the accuracy of pressfitting operation. Through setting up the warning light, can the utility model discloses send ruddiness when carrying out the operation, produce warning effect, avoid someone mistake when the operation to touch equipment and be scalded. Through setting up two-layer hot plate about, can be more comprehensive provide high temperature to the board of warpage when the pressfitting operation to the proofreading success rate to the warpage board has been promoted. Through setting up the heat insulating board, will the utility model discloses the high temperature that produces during the operation is completely cut off, avoids the inside electronic components of control cabinet to receive the damage, has promoted life.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is a schematic diagram of the internal structure of the console of the present invention.

In the figure:

1. a console; 2. a top plate; 3. a hydraulic cylinder; 4. an upper pressure plate; 5. an upper heating plate; 6. a lower heating plate; 7. a lower pressing plate; 8. a temperature sensing module; 9. a base; 10. a support leg; 11. a warning light; 12. a heat insulation plate; 101. a display screen; 102. A control panel; 103. a power interface; 104. a microelectronic chip.

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

Please refer to fig. 1-4, which illustrate the present invention for improving the pressing control structure for warping caused by the asymmetry of the copper spreading design, which comprises a console 1, and is characterized in that: top one side of control cabinet 1 is connected with roof 2, bottom one side of control cabinet 1 is connected with base 9, the opposite side of control cabinet 1 sets up display screen 101, controls panel 102 and

power source

103, 2 middle parts of roof are provided with pneumatic cylinder 3, the top outside of roof 2 is provided with warning light 11, the telescopic link of pneumatic cylinder 3 is connected with top board 4, hot plate 5 is installed to top board 4's bottom, the top of base 9 is provided with holding down plate 7, hot plate 6 is installed at holding down plate 7's top, the top edge of base 9 is provided with temperature sensing module 8, the bottom of control cabinet 1 and base 9 is provided with a plurality of groups stabilizer blade 10. One side of the control console 1 is an inclined plane, the display screen 101 and the control panel 102 are installed on the inclined plane of the control console 1, the heat insulation plate 12 and the microelectronic chip 104 are arranged inside the control console 1, and the pressing operation can be set in a digitalized mode through the control console 1, so that the operation efficiency is improved.

The hydraulic cylinder 3 is fixedly connected with the top plate 2, the telescopic rod of the hydraulic cylinder 3 is fixedly connected with the upper pressure plate 4, the size of the upper pressure plate 4 is matched with that of the lower pressure plate 7, and large longitudinal pressure can be provided by arranging the hydraulic cylinder 3, so that the pressing correction operation requirement on the warped plate is met. The temperature sensing module 8 is a rectangular annular structure, the temperature sensing module 8 is composed of a plurality of groups of temperature sensors, the temperature sensing module 8 is electrically connected with the microelectronic chip 104, and the temperature change during the pressing operation can be detected in real time by arranging the temperature sensing module 8, so that the accuracy of the pressing operation is guaranteed. Go up hot plate 5 and hot plate 6's size of a dimension phase-match down, hot plate 6 imbeds in the top of holding down plate 7 down, through setting up two-layer hot plate about, can be more comprehensive provide high temperature to the board of warpage when the pressfitting operation to the proofreading success rate to the warpage board has been promoted. The utility model discloses a warning effect, warning lamp 11 is avoided someone to touch equipment by mistake when the operation and is scalded, warning lamp 11 is high temperature resistance LED fluorescent tube, through setting up warning lamp 11, can the utility model discloses send ruddiness when carrying out the operation, produce warning effect.

The utility model discloses work flow: after connecting external power source through power source, according to the warpage condition of circuit board, set up corresponding temperature and pressfitting parameter through controlling panel and display screen, will need the circuit board of calibration to place the suitable position on the holding down plate, start through controlling the panel the utility model discloses, the pneumatic cylinder will promote the top board and carry out the pressfitting to the circuit board, and the hot plate will heat up simultaneously and heat up and reach the operation demand. The warning light at roof top will send red light and remind this to use novel operation going on, avoids the staff mistake to touch and leads to scalding. The temperature sensing modules arranged on the periphery of the lower pressing plate detect the temperature between the upper pressing plate and the lower pressing plate in real time, and a worker can adjust the temperature or the pressure by operating the panel. After the operation is finished, the hydraulic cylinder is loosened, and the circuit board can be taken out by a worker through the clamping tool.

The above description is for the purpose of describing the present invention in further detail, and it is not to be construed that the embodiments are limited to the description, and it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an improve and spread asymmetric pressfitting control structure that leads to warping of copper design, includes control cabinet (1), its characterized in that: one side of the top of the control console (1) is connected with a top plate (2), one side of the bottom of the control console (1) is connected with a base (9), the other side of the console (1) is provided with a display screen (101), a control panel (102) and a power interface (103), a hydraulic cylinder (3) is arranged in the middle of the top plate (2), a prompt lamp (11) is arranged on the outer side of the top end of the top plate (2), an upper pressure plate (4) is connected with a telescopic rod of the hydraulic cylinder (3), an upper heating plate (5) is installed at the bottom of the upper pressure plate (4), a lower pressing plate (7) is arranged at the top end of the base (9), a lower heating plate (6) is arranged at the top of the lower pressing plate (7), the top end edge of the base (9) is provided with a temperature sensing module (8), the bottom of the console (1) and the base (9) is provided with a plurality of groups of support legs (10).

2. The improved copper-clad laminate structure for controlling warpage due to asymmetry in copper-clad design as claimed in claim 1, wherein: one side of the console (1) is an inclined plane, the display screen (101) and the control panel (102) are installed on the inclined plane of the console (1), and the thermal insulation board (12) and the microelectronic chip (104) are arranged inside the console (1).

3. The improved copper-clad laminate structure for controlling warpage due to asymmetry in copper-clad design as claimed in claim 1, wherein: the hydraulic cylinder (3) is fixedly connected with the top plate (2), the telescopic rod of the hydraulic cylinder (3) is fixedly connected with the upper pressure plate (4), and the size of the upper pressure plate (4) is matched with that of the lower pressure plate (7).

4. The improved copper-clad laminate structure for controlling warpage due to asymmetry in copper-clad design as claimed in claim 1, wherein: the temperature sensing module (8) is of a rectangular annular structure, the temperature sensing module (8) is composed of a plurality of groups of temperature sensors, and the temperature sensing module (8) is electrically connected with the microelectronic chip (104).

5. The improved copper-clad laminate structure for controlling warpage due to asymmetry in copper-clad design as claimed in claim 1, wherein: the size of the upper heating plate (5) is matched with that of the lower heating plate (6), and the lower heating plate (6) is embedded into the top of the lower pressing plate (7).

6. The improved copper-clad laminate structure for controlling warpage due to asymmetry in copper-clad design as claimed in claim 1, wherein: the prompt lamp (11) is a high-temperature-resistant LED lamp tube.

7. The pressing control structure for improving warping caused by asymmetry of copper-clad design according to claim 1, characterized in that: the number of the supporting feet (10) is 4, and the size of the supporting feet (10) is the same.