CN210414729U - Circuit board drilling positioning device - Google Patents
Circuit board drilling positioning device Download PDFInfo
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- CN210414729U CN210414729U CN201921207583.XU CN201921207583U CN210414729U CN 210414729 U CN210414729 U CN 210414729U CN 201921207583 U CN201921207583 U CN 201921207583U CN 210414729 U CN210414729 U CN 210414729U
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- positioning
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Abstract
The utility model discloses a circuit board drilling positioning device, which comprises a drilling working table, wherein a plurality of positioning fixing holes are distributed on the drilling working table, the spacing and the arrangement rule of the positioning holes on a plurality of groups of conventional circuit boards are collected, and the distribution of the positioning fixing holes on the working table corresponds to the spacing and the arrangement of the positioning holes on the collected conventional circuit boards; and a plastic soft plug is screwed into the positioning fixing hole, and a hole is drilled in the plastic soft plug and a PIN is planted in the plastic soft plug. The utility model provides a circuit board drilling positioning device, which realizes accurate positioning; a plurality of groups of positioning fixing holes are formed in the table top of the drilling machine table, so that most circuit board positioning operation can be realized; the plastic soft plug can be repeatedly used, and the production cost is saved.
Description
Technical Field
The utility model relates to a circuit board drilling positioner belongs to PCB circuit board and makes technical field.
Background
In recent years, the Printed Circuit Board (PCB) manufacturing industry in China is rapidly developed, and the total output value and the total output are in the forefront of the world. Drilling is an important process in the manufacturing process of the PCB, and the circuit board on the workbench needs to be fixed before drilling. In the prior art, drilling positioning mainly comprises the following two modes: (1) positioning the bakelite plate: due to the thick and heavy bakelite plate, the size deviation of the hole site of inertia is easy to generate in the process of rapid movement of the table top, and the problems of the thickness and the flatness of the bakelite plate can also bring about the influence of unstable drilling depth and hole position difference of the drilled hole; and the positioning hole position on the bakelite plate can not be reused, and the bakelite plate is scrapped after being used for a period of time, so that the cost is increased. (2) PIN clamp Two PIN location: the positioning accuracy of the PIN clamp and the verticality of the positioning PIN are difficult to control, and the inner layer of the PCB is difficult to drill.
SUMMERY OF THE UTILITY MODEL
The purpose is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a circuit board drilling positioner.
The technical scheme is as follows: in order to solve the technical problem, the utility model discloses a technical scheme does:
a circuit board drilling positioning device comprises a drilling working table, wherein a plurality of positioning fixing holes are distributed on the drilling working table, the spacing and arrangement of the positioning holes on a plurality of groups of conventional circuit boards are collected, and the arrangement of the positioning fixing holes on the drilling working table corresponds to the spacing and arrangement of the positioning holes on the collected conventional circuit boards;
and a plastic soft plug is screwed into the positioning fixing hole, and a hole is drilled in the plastic soft plug and a PIN is planted in the plastic soft plug.
Furthermore, a coordinate system is arranged on the drilling worktable surface, and the positioning fixing holes are provided with numbers and corresponding coordinate values.
Furthermore, the coordinate value corresponding to the positioning fixing hole on the drilling worktable surface is consistent with the coordinate value of the positioning program stored in the drilling equipment.
Furthermore, tapping is carried out in the positioning fixing hole, and a plastic soft plug is fixed; the plastic soft plug can be replaced for use.
Further, the positioning fixing hole is a counter bore.
Furthermore, the plastic rubber soft plug is a T-shaped soft plug and is matched with the positioning fixing hole in shape.
Has the advantages that: the utility model provides a circuit board drilling positioning device, which realizes accurate positioning; a plurality of groups of positioning fixing holes are formed in the table top of the drilling machine table, so that most circuit board positioning operation can be realized; the plastic soft plug in the positioning fixing hole can be repeatedly utilized, and the production cost is saved.
Drawings
FIG. 1 is a schematic cross-sectional view of a positioning hole of the present invention;
FIG. 2 is a schematic diagram of the location of a positioning hole on a conventional circuit board;
fig. 3 is the utility model discloses the plane schematic diagram is laid to the location fixed orifices.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
A drilling positioning device for a circuit board comprises a drilling working table surface 1, wherein the drilling working table surface is matched with drilling equipment for use. A plurality of positioning fixing holes 2 are distributed on the drilling worktable surface 1, plastic soft plugs 3 are screwed into the positioning fixing holes 2, holes are drilled on the plastic soft plugs 3, and PIN4 is planted on the holes; the positioning fixing hole 2 is a counter bore, tapping is carried out in the positioning fixing hole 2, the friction force between the plastic soft plug 3 and the inner wall of the positioning fixing hole 2 is improved, and the plastic soft plug 3 is fixed; the plastic soft plug 3 is a T-shaped soft plug and is matched with the positioning fixing hole 2 in shape, and the plastic soft plug 3 is designed into a T shape and is convenient to take out and replace, and refer to fig. 1.
A coordinate system is arranged on the drilling worktable surface, and the positioning fixing holes are provided with numbers and corresponding coordinate values. And coding the serial number and the coordinate value information of the positioning fixing hole and inputting the coded serial number and the coordinate value information into a controller of the drilling equipment. The coding form is as follows: SF X (coordinate value) -Y (coordinate value) -A (positioning fixing hole number).
And the coordinate value corresponding to the positioning fixing hole on the drilling worktable surface is consistent with the coordinate of the positioning program stored in the drilling equipment.
Before the positioning fixing holes are arranged on the drilling workbench surface, the spacing and the arrangement condition of the positioning holes on a plurality of groups of conventional circuit boards are collected, and the arrangement of the positioning fixing holes on the drilling workbench surface corresponds to the spacing and the arrangement condition of the positioning holes on the collected conventional circuit boards.
In the prior art, three positioning holes are provided on a conventional circuit board, as shown in fig. 2, wherein a hole 21 and a hole 22 are used for normal positioning, and another hole 23 is fool-proof.
In this embodiment, the short edge location on the circuit board of collection, the locating hole interval of normal location includes following 15:
| 26.25" | 24.75" | 23.5" |
| 23.25" | 21.75" | 20.5" |
| 20.25" | 18.75" | 17.5" |
| 19.25" | 17.75" | 16.5" |
| 17.25" | 15.75" | 14.5" |
the long limit location of circuit board, the locating hole interval of normal location includes following 3:
| 19.25" | 17.25" | 15.25" |
according to the collected information of the spacing between the positioning holes on the circuit board, positioning fixing holes are distributed on the drilling working table, as shown in fig. 3, corresponding to the short edge positioning on the circuit board, 8 positioning fixing holes are distributed on the drilling working table to serve as a short edge positioning normal positioning hole combination A, wherein 5 positioning fixing holes are arranged on one side of the drilling working table, the other 3 positioning fixing holes are arranged on the opposite side of the drilling working table, and the required positioning hole spacing of 15 groups of short edge positioning can be matched according to the arrangement combination. As shown in fig. 3, the other 5 positioning fixing holes are arranged on the right of the 5 positioning fixing holes on the same side of the drilling workbench surface and used as a short side positioning fool-proof hole combination B.
Corresponding to long-edge positioning on the circuit board, 4 positioning fixing holes are distributed on the drilling worktable to serve as a long-edge positioning normal positioning hole combination C, wherein 3 positioning fixing holes are arranged on one side of the drilling worktable in an arrayed manner, the other 1 positioning fixing hole is arranged on the opposite side of the drilling worktable, and 3 groups of required positioning hole intervals for long-edge positioning can be matched according to the arrayed combination; the connecting line of the long-side positioning normal positioning hole combination A is vertical to the connecting line of the short-side positioning normal positioning hole combination C. As shown in figure 3, the other 3 positioning fixing holes are arranged on the 3 positioning fixing holes positioned on the same side of the drilling worktable surface and used as a long-edge positioning fool-proof hole combination D.
As shown in fig. 2, when the circuit board needs more than two sets of positioning holes for multiple drilling, another 8 positioning fixing hole combinations E are arranged in parallel on the left side of the short side positioning normal positioning hole combination a, another 4 positioning fixing hole combinations F are arranged in parallel on the lower sides of the 4 long side positioning normal positioning hole combinations C, and the row pitch between two or more rows of positioning fixing holes is set according to the actual production requirement.
The application process of the circuit board drilling positioning device provided by the embodiment is as follows:
collecting the distance between positioning holes of the conventional circuit board at present, including short-edge positioning and long-edge positioning; and designing a plurality of groups of positioning fixing holes on the drilling worktable according to the collected spacing of the positioning holes, and tapping in the positioning fixing holes.
Selecting a positioning fixing hole at a corresponding position according to the distance between positioning holes on a circuit board needing drilling at present, and screwing a plastic soft plug into the selected positioning fixing hole; selecting a matched coding program on drilling equipment according to the position information of the selected positioning fixing hole, drilling a hole on the plastic soft plug by using a drill point of the drilling equipment according to the selected program, and then planting a PIN on the plastic soft plug by using a PIN planting tool; and sleeving the positioning hole of the circuit board on the positioning PIN to complete the positioning operation of the circuit board.
The plastic soft plug can be repeatedly used, and the plastic soft plug of the fool-proof hole can be repeatedly used until the PIN in the plastic soft plug is loosened and easily falls off; the material number with fixed size is produced, the plastic soft plug in the positioning fixing hole drilled with the normal positioning hole can be reused and replaced after being used for a certain frequency, and therefore the production cost is controlled on the whole. The drilling worktable surface is provided with a plurality of groups of positioning and fixing holes, so that most material number positioning operations on the market can be realized.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a circuit board drilling positioner, includes drilling table surface, its characterized in that: the drilling workbench is provided with a plurality of positioning fixing holes, the spacing and arrangement of the positioning holes on a plurality of groups of conventional circuit boards are collected, and the arrangement of the positioning fixing holes on the drilling workbench corresponds to the spacing and arrangement of the positioning holes on the collected conventional circuit boards;
and a plastic soft plug is screwed into the positioning fixing hole, and a hole is drilled in the plastic soft plug and a PIN is planted in the plastic soft plug.
2. A circuit board drilling positioning device as recited in claim 1, wherein: a coordinate system is arranged on the drilling worktable surface, and the positioning fixing holes are provided with numbers and corresponding coordinate values.
3. A circuit board drilling positioning device as recited in claim 2, wherein: and the coordinate value corresponding to the positioning fixing hole on the drilling worktable surface is consistent with the coordinate of the positioning program stored in the drilling equipment.
4. A circuit board drilling positioning device as recited in claim 1, wherein: and the positioning fixing hole is internally tapped and used for fixing the plastic soft plug.
5. A circuit board drilling positioning device as recited in claim 1, wherein: the positioning fixing hole is a counter bore.
6. A circuit board drilling positioning device as recited in claim 1, wherein: the plastic rubber soft plug is a T-shaped soft plug and is matched with the positioning fixing hole in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921207583.XU CN210414729U (en) | 2019-07-29 | 2019-07-29 | Circuit board drilling positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921207583.XU CN210414729U (en) | 2019-07-29 | 2019-07-29 | Circuit board drilling positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210414729U true CN210414729U (en) | 2020-04-28 |
Family
ID=70383408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921207583.XU Active CN210414729U (en) | 2019-07-29 | 2019-07-29 | Circuit board drilling positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210414729U (en) |
-
2019
- 2019-07-29 CN CN201921207583.XU patent/CN210414729U/en active Active
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