CN211615873U - Step type circuit board punching die - Google Patents
Step type circuit board punching die Download PDFInfo
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- CN211615873U CN211615873U CN202020051301.8U CN202020051301U CN211615873U CN 211615873 U CN211615873 U CN 211615873U CN 202020051301 U CN202020051301 U CN 202020051301U CN 211615873 U CN211615873 U CN 211615873U
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Abstract
The utility model provides a step type circuit board punching die; the method comprises the following steps: the device comprises a base, an upper stamping top plate and a holding part, wherein the base, the holding part and the upper stamping top plate are integrally formed; wherein the upper stamping top plate is connected with the base through a holding part; wherein the thickness of the upper punch top plate is smaller than the thickness of the end face of the holding part connected with the upper punch top plate. The utility model discloses should have the design of sinking at the step terminal part, guarantee that the atress of circuit board in die-cut process is even, promoted the yield of special step circuit board for the punching press efficiency of circuit board is higher, and the spring structure of ejector pin also makes the circuit board have certain buffering time in die-cut process, the utility model discloses the yield of accomplishing has obvious improvement, greatly reduced the cost of production; the utility model discloses simple structure, design benefit thinks about novelty.
Description
Technical Field
The utility model relates to a printed wiring board production field in the electronic information technique specifically relates to a die-cut mould of step circuit board.
Background
At present, the most common method for producing the circuit board for the electronic is to separate the circuit board by a punching process, wherein the bottom surfaces of an upper die and a lower pressing table of a circuit board punching die are both planes, and when the circuit board is pressed down to apply pressure to the circuit board for punching, the periphery of the circuit board is fixed, and finally the circuit board punching process is completed. Although the existing circuit board punching dies are all plane punching, many circuit boards in actual production have certain height deviation, especially a part of integrated circuit board one-step forming part electronic elements exist at present, if the traditional plane punching is used, the part of integrated electronic elements can be directly damaged, the circuit board is easy to crush and break, the yield is low, and serious waste is caused.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a die-cut mould of step circuit board solves the lower problem of die-cut mould yield.
The technical scheme of the utility model as follows: the utility model relates to a die-cut mould of step circuit board, include: the device comprises a base, an upper stamping top plate and a holding part, wherein the base, the holding part and the upper stamping top plate are integrally formed; wherein the upper stamping top plate is connected with the base through a holding part; wherein the thickness of the upper punch top plate is smaller than the thickness of the end face of the holding part connected with the upper punch top plate.
Preferably, the end face of the upper punch plate is recessed by 0.25mm relative to the end face of the holding member connecting the upper punch plate.
Preferably, 2 end faces of the upper punch top plate are sunk by 0.25mm relative to the end face of the holding part.
Preferably, the side end surface of the holding member is concave.
Preferably, a circuit board positioning column is arranged on the upper stamping top plate.
Preferably, a circuit board is arranged on the upper stamping top plate.
Preferably, the circuit board of the upper punch top plate is a double-sided step terminal.
Preferably, the double-sided step terminal is depressed by 0.25mm with respect to the end face of the upper punch top plate.
Preferably, the upper stamping top plate is provided with a top rod, and a spring structure is arranged at the top rod.
The utility model relates to a die-cut mould of step circuit board, include: the device comprises a base, an upper stamping top plate and a holding part, wherein the base, the holding part and the upper stamping top plate are integrally formed; wherein the upper stamping top plate is connected with the base through a holding part; wherein the thickness of the upper punch top plate is smaller than the thickness of the end face of the holding part connected with the upper punch top plate.
The utility model discloses step terminal (high 0.2-0.3mm) part at special step circuit board has toward sinking 0.25mm, guarantees that the die-cut back whole atress that puts in place of pushing down of circuit board is even, reduces because of arranging inhomogeneous damage terminal less. In the upper punch roof, because special step circuit board belongs to two-sided step terminal, so in order to guarantee that the atress is even, the sub-part of section at the upper punch roof has also down sunk 0.25mm to be equipped with spring structure in ejector pin department, have certain buffering effect like this at die-cut process, slow down the die-cut atress process of circuit board.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses should sink the design at step terminal part phase, guarantee that the atress of circuit board in die-cut in-process is even, promoted the yield of special step circuit board for the punching press efficiency of circuit board is higher, and the spring structure of ejector pin also makes the circuit board have certain buffering time at die-cut in-process.
(2) The utility model discloses stepped terminal part phase should have the design of sinking, solves the lower problem of die-cut mould yield, the utility model discloses the yield of completion has obvious improvement, greatly reduced cost of production.
(3) The utility model discloses simple structure, design benefit thinks about novelty.
(4) The utility model discloses the effect is showing, has better economic benefits prospect.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a front view of the present invention;
fig. 2 is a first side view of the present invention;
fig. 3 is a side view of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Examples
The embodiment relates to the utility model relates to a die-cut mould of step circuit board, see that attached figure 1, 2 and 3 show: the method comprises the following steps: the stamping die comprises a base 1, an upper stamping top plate 2 and a holding part 3, wherein the base 1, the holding part 3 and the upper stamping top plate 2 are integrally molded; wherein the upper punching top plate 2 is connected with the base 1 through a holding part 3; wherein the thickness of the upper punch plate 2 is smaller than the thickness of the end face of the holding member 3 to which the upper punch plate member is attached.
Further, the end face of the upper punch plate 2 is depressed by 0.25mm with respect to the end face of the holding member to which the upper punch plate is connected.
Furthermore, 2 end faces of the upper punch top plate 2 are sunk by 0.25mm relative to the end face of the holding member.
Further, the side end surface of the holding member 2 is concave.
Further, a circuit board positioning column 4 is arranged on the upper stamping top plate 2.
Further, a circuit board 5 is arranged on the upper punch top plate.
Furthermore, the circuit board of the upper stamping top plate is a double-sided step terminal.
Further, the double-sided step terminal is depressed by 0.25mm with respect to the end face of the upper punch top plate.
Furthermore, the upper stamping top plate is provided with a top rod, and a spring structure is arranged at the top rod.
Further, the utility model relates to a die-cut mould of step circuit board, include: the stamping die comprises a base 1, an upper stamping top plate 2 and a holding part 3, wherein the base, the holding part and the upper stamping top plate are integrally molded; wherein the upper punching top plate 2 is connected with the base 1 through a holding part 3; wherein the thickness of the upper punch plate 2 is smaller than the thickness of the end face of the holding member 3 to which the upper punch plate member 2 is attached.
The utility model discloses step terminal (high 0.2-0.3mm) part at special step circuit board has toward sinking 0.25mm, guarantees that the die-cut back whole atress that puts in place of pushing down of circuit board is even, reduces because of arranging inhomogeneous damage terminal less. In the upper punch roof, because special step circuit board belongs to two-sided step terminal, so in order to guarantee that the atress is even, the sub-part of section at the upper punch roof has also down sunk 0.25mm to be equipped with spring structure in ejector pin department, have certain buffering effect like this at die-cut process, slow down the die-cut atress process of circuit board.
In summary, the following steps: compared with the prior art, the utility model discloses following beneficial effect has: (1) the utility model discloses should sink the design at step terminal part phase, guarantee that the atress of circuit board in die-cut in-process is even, promoted the yield of special step circuit board for the punching press efficiency of circuit board is higher, and the spring structure of ejector pin also makes the circuit board have certain buffering time at die-cut in-process. (2) The utility model discloses stepped terminal part phase should have the design of sinking, solves the lower problem of die-cut mould yield, the utility model discloses the yield of completion has obvious improvement, greatly reduced cost of production.
(3) The utility model discloses simple structure, design benefit thinks about novelty.
(4) The utility model discloses the effect is showing, has better economic benefits prospect.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (9)
1. The utility model provides a die-cut mould of step circuit board which characterized in that includes: the device comprises a base, an upper stamping top plate and a holding part, wherein the base, the holding part and the upper stamping top plate are integrally formed; wherein the upper stamping top plate is connected with the base through a holding part; wherein the thickness of the upper punch top plate is smaller than the thickness of the end face of the holding part connected with the upper punch top plate.
2. A step type circuit board punching die according to claim 1, wherein the end face of the upper punch top plate is sunken by 0.25mm relative to the end face of the holding part connected with the upper punch top plate.
3. A step type circuit board punching die according to claim 2, wherein 2 end faces of the upper punching top plate are sunk by 0.25mm relative to the end face of the holding part.
4. A step type circuit board punching die according to claim 1, wherein the side end surface of the holding member is concave.
5. A step type circuit board punching die according to claim 1, wherein the upper punching top plate is provided with circuit board positioning posts.
6. A step type circuit board punching die according to claim 1, wherein a circuit board is arranged on the upper punching top plate.
7. A step type circuit board punching die according to claim 1, wherein the circuit board of the upper punching top plate is a double-sided step terminal.
8. A step circuit board die cutting die as recited in claim 7, wherein said double-sided step terminals are recessed 0.25mm relative to the end face of the top punch plate.
9. A step type circuit board punching die according to claim 1, wherein the upper punching top plate is provided with a top rod, and a spring structure is arranged at the top rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051301.8U CN211615873U (en) | 2020-01-10 | 2020-01-10 | Step type circuit board punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051301.8U CN211615873U (en) | 2020-01-10 | 2020-01-10 | Step type circuit board punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211615873U true CN211615873U (en) | 2020-10-02 |
Family
ID=72636944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051301.8U Active CN211615873U (en) | 2020-01-10 | 2020-01-10 | Step type circuit board punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211615873U (en) |
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2020
- 2020-01-10 CN CN202020051301.8U patent/CN211615873U/en active Active
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