CN214375815U - Prevent HDI board warpage structure - Google Patents
Prevent HDI board warpage structure Download PDFInfo
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- CN214375815U CN214375815U CN202120025756.7U CN202120025756U CN214375815U CN 214375815 U CN214375815 U CN 214375815U CN 202120025756 U CN202120025756 U CN 202120025756U CN 214375815 U CN214375815 U CN 214375815U
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- hdi board
- hdi
- pressing piece
- edge pressing
- driving component
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Abstract
The utility model discloses a prevent HDI board warpage structure, include the frame and place the HDI board on frame table surface, still include first blank pressing spare, second blank pressing spare and suction disc device, table surface is equipped with first track groove along length direction, be equipped with second track groove along the width direction, all be equipped with second blank pressing spare in first track groove and the second track groove, second blank pressing spare is connected with first drive component, second drive component respectively, first drive component is used for driving second blank pressing spare and moves along first track groove and second track groove respectively, second drive component is used for driving second blank pressing spare and moves to compressing tightly the HDI board downwards; the suction plate device is used for sucking the plate surface of the HDI plate. Through setting up second blank pressing spare, first drive component and second drive component and mutually supporting, drive second blank pressing spare and remove to HDI board backward and move down to pushing down the HDI board, including first blank pressing spare and suction disc device, make whole HDI board be in the leveling state, solved the warping problem of HDI board face.
Description
Technical Field
The utility model relates to a HDI board processing technology field, concretely relates to prevent HDI board warpage structure.
Background
People's requirements on electronic design are continuously improving the performance of the whole machine, and simultaneously striving to reduce the size of the whole machine, and the High Density Integration (HDI) technology can enable the design of a terminal product to be more miniaturized and meet higher standards of electronic performance and efficiency. HDI is widely used in mobile phones, digital cameras, MP3, MP4, notebook computers, automotive electronics, and other digital products, among which the mobile phones are the most widely used. However, as the thicknesses of the secondary outer layer and the outer layer of the HDI board are thinner, generally 0.2-1.6mm, the board warping phenomenon easily exists, the air suction amount of a machine is limited when the LDI machine is used for exposure, the board surface of the HDI board is difficult to be flatly sucked, and as the line width of the HDI board is usually 3mil or even smaller, poor exposure is easily caused due to the uneven board surface of the HDI board, and unnecessary scrapping is generated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid the weak point among the prior art and provide a prevent HDI board warpage structure to solve because the face warpage of HDI board leads to the bad problem of exposure, realize that the whole face of HDI board is in the leveling state.
The purpose of the utility model is realized through the following technical scheme: a structure for preventing an HDI plate from warping comprises a rack, an HDI plate placed on a workbench surface of the rack, a first edge pressing piece, a second edge pressing piece and a plate sucking device, wherein the HDI plate is fixed on the workbench surface through the first edge pressing piece, the workbench surface is provided with a first rail groove along the length direction, a second rail groove along the width direction, second edge pressing pieces are respectively arranged in the first rail groove and the second rail groove, the second edge pressing pieces are respectively connected with a first driving member and a second driving member, the first driving member is used for driving the second edge pressing pieces to respectively move along the first rail groove and the second rail groove, and the second driving member is used for driving the second edge pressing pieces to downwards move to press the HDI plate; the suction plate device is used for sucking the plate surface of the HDI plate.
The position sensor is respectively connected with the first driving component and the second driving component, when the second blank holder moves to a preset position, the position sensor sends the position information of the second blank holder to the first driving component and the second driving component, the first driving component controls the second blank holder to stop moving, and the second driving component controls the second blank holder to start moving downwards.
Further, the table surface of the rack is provided with a first length direction, a second length direction, a first width direction and a second width direction, the table surface is provided with a plurality of first edge pressing pieces along the first length direction and the first width direction, and the table surface is provided with second edge pressing pieces along the second length direction and the second width direction.
Further, the distance between two adjacent first blank holders in the first length direction and the first width direction is 2.8-3.2 inches.
Further, the distance between two adjacent second blank holders in the second length direction and the second width direction is 2.8-3.2 inches.
Furthermore, each of the first rail groove and the second rail groove is provided with one second edge pressing piece.
Further, the first hold-down member and the second hold-down member are both hold-down nails.
Further, the first track groove and the second track groove are both strip-shaped track grooves.
Furthermore, the rack is provided with control buttons respectively connected with the first driving member and the suction plate device, and the control buttons are used for controlling the driving member and the suction plate device simultaneously.
Further, the suction plate device is an LDI machine.
According to the above technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a set up second blank pressing spare, first drive component and second drive component mutually support, earlier drive second blank pressing spare through first drive component and do not along first track groove, second track groove removes the flange of HDI board, when second blank pressing spare removed, the suction disc device begins to breathe in the face of HDI board, second drive component drives second blank pressing spare downstream to pushing down the flange of HDI board after that, push down the HDI board through second blank pressing and first blank pressing spare, in addition the suction disc device, make whole HDI board be in the levelling condition, the warping problem of HDI board face has been solved, and then the bad problem of HDI board exposure has been solved.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a structure for preventing HDI board warpage provided by the present invention.
Wherein the reference numbers are as follows:
1. a work table; 2. HDI board; 3. a first edging; 4. a second edging; 5. a first track groove; 6. a second track groove.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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.
As shown in fig. 1, the structure for preventing the HDI board from warping according to this embodiment includes a frame, an HDI board 2 placed on a table top 1 of the frame, and further includes a first edge pressing member 3, a second edge pressing member 4, and a board suction device, where the HDI board 2 is fixed on the table top by the first edge pressing member 3, the table top 1 is provided with a first rail groove 5 along a length direction, and is provided with a second rail groove 6 along a width direction, the first rail groove 5 and the second rail groove 6 are both provided with the second edge pressing member 4 therein, the second edge pressing member 4 is respectively connected with a first driving member and a second driving member, the first driving member is used for driving the second edge pressing member 4 to respectively move along the first rail groove 5 and the second rail groove 6, and the second driving member is used for driving the second edge pressing member 4 to move downward to press the HDI board 2; the suction plate device is used for sucking the plate surface of the HDI plate 2.
As shown in fig. 1, the working table 1 of the machine frame has a first length direction β 1, a second length direction β 2, a first width direction γ 1 and a second width direction γ 2, the working table 1 is provided with a plurality of first edge pressing members 3 along the first length direction β 1 and the first width direction γ 1, the working table 1 is provided with second edge pressing members 4 along the second length direction β 2 and the second width direction γ 2, the distance between two adjacent first edge pressing members 3 in the first length direction β 1 and the first width direction γ 1 is 2.8-3.2 inches, the distance between two adjacent second edge pressing members 4 in the second length direction β 2 and the second width direction γ 2 is 2.8-3.2 inches, preferably, the distance between two adjacent first edge pressing members 3 in the first length direction β 1 and the first width direction γ 1 is 3 inches, the distance between two adjacent second blank holders 4 in the second length direction β 2 and the second width direction γ 2 is 3 inches. The second edge pressing piece 4 is arranged in a first track groove 5 and a second track groove 6, preferably, one second edge pressing piece 4 is arranged in each of the first track groove 5 and the second track groove 6, the first driving member and the second driving member are respectively connected with the second edge pressing piece 4, so that the second edge pressing nail 4 moves left and right and moves up and down under the driving of the first driving member and the second driving member, and the second edge pressing piece 4 is conveyed to the position of the HDI plate 2. In particular, the first and second drive members may be electric motors or hydraulic cylinders.
Further, first track groove 5 and second track groove 6 are bar track groove, bar track groove extends to HDI board 2's flange position at least in length direction, can make second blank holder move to HDI board 2's flange position along bar track groove.
In this embodiment, a plurality of first edge pressing members 3 are arranged on the first length direction β 1 and the first width direction γ 1 of the working table top 1, and a plurality of second edge pressing members 4 are arranged on the second length direction β 2 and the second width direction γ 2, so as to press the periphery of the HDI plate 2, so that the flatness of the whole plate surface of the HDI plate 2 is better.
In this embodiment, the HDI board warpage prevention structure further includes a position sensor for detecting position information of the second binder 4, the position sensor is connected to the first driving member and the second driving member, when the second binder moves to a preset position, the position sensor sends the position information of the second binder 4 to the first driving member and the second driving member, specifically, the position sensor sends the position information of the second binder 4 to the first driving member and the second driving member with a certain time difference, the position sensor first sends the position information to the first driving member, the first driving member controls the second binder 4 to stop moving, and then the position sensor sends the position information to the second driving member, the second driving member controls the second binder 4 to start moving downwards, further, the preset position can be the plate edge position of the HDI plate 2, only the plate edge of the HDI plate 2 is pressed, and the influence of the second edge pressing piece 4 on the plate surface of the HDI plate 2 is avoided.
In this embodiment, the rack is provided with a control button respectively connected to the first driving member and the suction plate device, and the control button is used for controlling the driving member and the suction plate device simultaneously, so that the driving member and the suction plate device can be started simultaneously, the suction plate device starts to work while the second edge pressing member 4 moves, and the whole working efficiency is improved; the suction plate device is an LDI machine.
In the present embodiment, the first and second crimping pieces 3 and 4 are each a crimping nail.
The working principle of the structure for preventing the HDI board from warping provided by the embodiment is as follows: the first driving component drives the second edge pressing component 4 to move towards the direction close to the HDI board 2 along the first rail groove 5 and the second rail groove 6 respectively, the control button controls the first driving component and the board suction device simultaneously, when the first driving component starts to act, the board suction device starts to suck air on the board surface of the HDI board 2 simultaneously, when the position sensor detects that the second edge pressing component 4 moves to the board edge of the HDI board 2, the position information of the HDI board 2 is fed back to the first driving component and the second driving component respectively, the first driving component further controls the second edge pressing component 4 to stop moving, and the second driving component starts to drive the second edge pressing component 4 to move downwards to the board edge of the HDI board 2.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a prevent HDI board warpage structure, includes the frame and places the HDI board on frame table surface, its characterized in that: the HDI board is fixed on a workbench surface through the first edge pressing piece, the workbench surface is provided with a first rail groove along the length direction, a second rail groove along the width direction, the first rail groove and the second rail groove are both internally provided with the second edge pressing piece, the second edge pressing piece is respectively connected with a first driving component and a second driving component, the first driving component is used for driving the second edge pressing piece to respectively move along the first rail groove and the second rail groove, and the second driving component is used for driving the second edge pressing piece to downwards move to press the HDI board; the suction plate device is used for sucking the plate surface of the HDI plate.
2. The HDI board warpage prevention structure of claim 1, wherein: the position sensor is used for detecting the position information of the second blank pressing piece, the position sensor is respectively connected with the first driving component and the second driving component, when the second blank pressing piece moves to a preset position, the position sensor sends the position information of the second blank pressing piece to the first driving component and the second driving component, the first driving component controls the second blank pressing piece to stop moving, and the second driving component controls the second blank pressing piece to start moving downwards.
3. The HDI board warpage prevention structure of claim 1, wherein: the table surface of the rack is provided with a first length direction, a second length direction, a first width direction and a second width direction, the table surface is provided with a plurality of first edge pressing pieces along the first length direction and the first width direction, and the table surface is provided with second edge pressing pieces along the second length direction and the second width direction.
4. A structure for preventing HDI board from warping according to claim 3, wherein: the distance between two adjacent first blank holders in the first length direction and the first width direction is 2.8-3.2 inches.
5. A structure for preventing HDI board from warping according to claim 3, wherein: and the distance between every two adjacent second blank holders in the second length direction and the second width direction is 2.8-3.2 inches.
6. The HDI board warpage prevention structure of claim 1, wherein: and the second edge pressing piece is arranged in each of the first rail groove and the second rail groove.
7. The HDI board warpage prevention structure of claim 1, wherein: the first edge pressing piece and the second edge pressing piece are both edge pressing nails.
8. The HDI board warpage prevention structure of claim 1, wherein: the first track groove and the second track groove are both strip-shaped track grooves.
9. The HDI board warpage prevention structure of claim 1, wherein: and the rack is provided with control buttons which are respectively connected with the first driving member and the suction plate device and are used for controlling the driving member and the suction plate device simultaneously.
10. The HDI board warpage prevention structure of claim 1, wherein: the suction plate device is an LDI machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120025756.7U CN214375815U (en) | 2021-01-06 | 2021-01-06 | Prevent HDI board warpage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120025756.7U CN214375815U (en) | 2021-01-06 | 2021-01-06 | Prevent HDI board warpage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214375815U true CN214375815U (en) | 2021-10-08 |
Family
ID=77953845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120025756.7U Active CN214375815U (en) | 2021-01-06 | 2021-01-06 | Prevent HDI board warpage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214375815U (en) |
-
2021
- 2021-01-06 CN CN202120025756.7U patent/CN214375815U/en active Active
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