CN211959698U - Multilayer circuit board drilling location structure - Google Patents
Multilayer circuit board drilling location structure Download PDFInfo
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- CN211959698U CN211959698U CN202021053814.9U CN202021053814U CN211959698U CN 211959698 U CN211959698 U CN 211959698U CN 202021053814 U CN202021053814 U CN 202021053814U CN 211959698 U CN211959698 U CN 211959698U
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Abstract
The utility model discloses a multilayer circuit board drilling location structure, include: the first positioning frame is of a rectangular frame structure, and the lower end face of the first positioning frame is used for being attached to a multilayer circuit board to be drilled; the second positioning frame is of a rectangular frame structure with the same vertical projection profile as the first positioning frame, and sliding grooves extending to the two ends of the second positioning frame in the width direction are formed in the middle parts of the two sides of the second positioning frame in the length direction; the first sliding rod and the second sliding rod are respectively arranged on two sides of the first positioning frame and the second positioning frame in a spanning mode and provided with a plurality of positioning holes; the pair of bag-shaped nuts are respectively in one-to-one correspondence with the threaded parts at the two ends of the first sliding plate and in threaded connection with the threaded parts, and constrain the pair of sliding rods in the sliding grooves of the second positioning frame; four connecting springs respectively correspond to four corners between the first positioning frame and the second positioning frame, the lower ends of the four connecting springs are fixedly connected with the upper end face of the first positioning frame, the upper ends of the four connecting springs are connected with the lower end face of the first positioning frame, and the second positioning frame is supported above the first positioning frame through the connecting springs.
Description
Technical Field
The utility model belongs to the technical field of circuit board auxiliary processing device and specifically relates to a multilayer circuit board drilling location structure is related to.
Background
Circuit board drilling processing is as the common process of multilayer circuit board processing, it not only is concerned with the off-the-shelf installation of circuit board, still be concerned with component welding position etc. and to some automation or full automatization drilling, because the machining efficiency of mechanized equipment is high, and under most circumstances, its drill bit all once assembles the calibration and just carries out translation elevating work through system automatic control, only follow-up drilling position deviation that appears just can recalibrate, consequently, the hole of circuit board is bored and is established the precision and need real time monitoring, avoid the drill bit to appear the skew and lead to large batch defective products to produce.
Disclosure of Invention
To the situation of the prior art, the utility model aims to provide a location is convenient, with low costs and the real-time multilayer circuit board drilling location structure of sensing feedback.
In order to realize the technical purpose, the utility model adopts the technical scheme that:
a multilayer wiring board drilling positioning structure, comprising:
the first positioning frame is of a rectangular frame structure, and the lower end face of the first positioning frame is used for being attached to a multilayer circuit board to be drilled;
the second positioning frame is of a rectangular frame structure with the same vertical projection profile as the first positioning frame, and sliding grooves extending to the two ends of the second positioning frame in the width direction are formed in the middle parts of the two sides of the second positioning frame in the length direction;
the first sliding rod is of a strip-shaped structure and spans two sides of the second positioning frame in the length direction, two ends of the first sliding rod are respectively connected in sliding grooves in the two sides of the second positioning frame in the length direction in a sliding mode, two ends of the second sliding plate are respectively provided with a threaded portion extending along the axial direction of the second sliding plate, the threaded portions exceed two sides of the second positioning frame in the length direction, and the first sliding rod is provided with a plurality of first positioning holes at intervals along the axial direction of the first sliding rod;
the pair of bag-shaped nuts are respectively in one-to-one correspondence with the threaded parts at the two ends of the first sliding plate and in threaded connection with the threaded parts, and constrain the pair of sliding rods in the sliding grooves of the second positioning frame;
the second sliding rod is of a U-shaped strip structure, is buckled on two sides of the width direction of the upper end face of the first positioning frame and is vertical to the projection of the first sliding rod in the vertical direction, and is provided with a plurality of second positioning holes at intervals along the axial direction of the second sliding rod, wherein the diameters of the first positioning holes and the second positioning holes are larger than the outer diameter of a drill bit of the circuit board drilling equipment;
four connecting springs respectively corresponding to four corners between the first positioning frame and the second positioning frame, the lower ends of the four connecting springs are fixedly connected with the upper end face of the first positioning frame, the upper ends of the four connecting springs are connected with the lower end face of the first positioning frame, and the second positioning frame is supported above the first positioning frame through the connecting springs.
As a possible implementation, further, the present solution further includes a sensing mechanism, where the sensing mechanism includes:
the light emitting diode is embedded at one side of the corner of the first positioning frame;
the first positioning frame is embedded with a light emitting diode, blind holes for accommodating a power supply are correspondingly arranged on corners of the light emitting diode, the power supply is arranged in the corresponding blind holes, and the anode and the cathode of the power supply are electrically connected with the light emitting diode through wires;
the microswitch is embedded in the upper end surface of the corner of the first positioning frame, on which the light-emitting diode is correspondingly arranged, and the micro-motion pressing end of the microswitch faces the second positioning frame;
the press rod is of a screw rod structure, the second positioning frame is penetrated through by threads on the upper end face of the second positioning frame and is right opposite to the micro switch, the press rod is driven by the second positioning frame to press the micro switch, and therefore conducting wires between the power supply and the light emitting diodes are electrically communicated, and the light emitting diodes are enabled to light.
As a preferred alternative, the end of the pressing rod close to the microswitch is preferably of a polished rod structure.
As a preferred selection implementation mode, preferably, this scheme still includes the position sleeve, the position sleeve correspond the cover and establish the up end that first locating rack was equipped with micro-gap switch and micro-gap switch correspond the setting in the bottom of position sleeve, the tip that the press lever is close micro-gap switch penetrates in the position sleeve and has the clearance with micro-gap press end of micro-gap switch.
As a preferred optional embodiment, preferably, the present invention further includes a connecting sleeve adapted to the aperture of the blind hole, the power supply is a button battery, the connecting sleeve sleeves the power supply, and one end of the connecting sleeve has a cover capable of being opened and closed, electrode plates butted with the anode and the cathode of the power supply are disposed on the cover and in the end of the connecting sleeve away from the cover, and lead wires are respectively led out from the electrode plates to be electrically connected to the light emitting diode, and the micro switch is connected to the lead wire connecting one of the electrode plates to the light emitting diode.
As a preferred alternative, it is preferred that the outer end of the connecting sleeve remote from the cover is fixedly connected to the light-emitting diode.
As a preferred alternative, it is preferable that the light emitting diode is further covered with a transparent cover.
As a preferred optional implementation manner, preferably, the sensing mechanisms are four and are respectively disposed at four corners of the first positioning frame, and the first positioning frame is correspondingly provided with four blind holes for accommodating the power supply.
As a possible implementation manner, further, the first positioning hole and the second positioning hole are both tapered holes, and the small end of each tapered hole is located on the lower end surface of the first bracket or the second bracket.
Adopt foretell technical scheme, compared with the prior art, the utility model, its beneficial effect who has is: the scheme ingeniously utilizes the matching form of the first positioning frame and the second positioning frame, so that an operator only needs to attach the first positioning frame to a circuit board to be drilled, then the first positioning hole in the first positioning rod and the second positioning hole in the second positioning rod respectively correspond to the positions of expected drilled holes in the multilayer circuit board by sliding the first sliding rod and the second sliding rod, then the holes can be drilled through a drill bit of the circuit board drilling equipment, if the position of the drill bit is staggered with the first positioning hole or the second positioning hole, the drill bit firstly props against the first positioning rod or the second positioning rod when descending and drilling, so that the first positioning rod or the second positioning rod can press the second positioning frame due to stress, and a pressing rod connected to the second positioning frame presses the pressing end of the microswitch, so that a power supply and a lead between the light emitting diodes are electrically connected, make emitting diode light to play the suggestion effect, and because the cost itself of head rod, second connecting rod just is cheaper than the circuit board, consequently, only need replace the damaged head rod or second connecting rod can, and first locating rack and second locating rack are owing to be connected with the spring, consequently, the back that the drill bit rises can separate the reseing promptly, and this scheme location is convenient, with low costs and sensing feedback is real-time.
Drawings
The scheme of the invention is further explained by combining the attached drawings and the detailed embodiment:
FIG. 1 is a schematic top view of the positioning structure of the present invention;
FIG. 2 is a schematic side view structure diagram of the positioning structure of the present invention;
FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;
FIG. 4 is a second schematic view of the positioning structure of the present invention;
FIG. 5 is a schematic diagram of the alignment of the drill and the first positioning hole or the second positioning hole when the positioning structure of the present invention is applied;
FIG. 6 is a schematic view of the positioning structure of the present invention, illustrating the operation of the drill bit in the position of the first positioning hole or the second positioning hole;
fig. 7 is a schematic diagram of the schematic circuit connection principle of the power supply, the light emitting diode and the micro switch of the positioning structure of the present invention.
Detailed Description
As shown in one of fig. 1 to 7, the multi-layer circuit board drilling and positioning structure of the present invention includes:
the first positioning frame 1 is of a rectangular frame structure, and the lower end face of the first positioning frame is used for being attached to a multilayer circuit board 6 to be drilled;
the second positioning frame 2 is of a rectangular frame structure with the same vertical projection profile as the first positioning frame 1, and sliding grooves extending to the two ends of the second positioning frame in the width direction are formed in the middle parts of the two sides of the second positioning frame in the length direction;
the first sliding rod 3 is of a strip-shaped structure and spans two sides of the second positioning frame 2 in the length direction, two ends of the first sliding rod are respectively connected in sliding grooves of the two sides of the second positioning frame 2 in the length direction in a sliding mode, two ends of the second sliding rod are respectively provided with a threaded portion 31 extending along the axial direction of the second sliding rod, the threaded portions 31 exceed two sides of the second positioning frame 2 in the length direction, and the first sliding rod 3 is provided with a plurality of first positioning holes 33 at intervals along the axial direction;
a pair of pocket nuts 32, which are respectively in one-to-one correspondence with the threaded portions 31 at both ends of the first sliding plate and are in threaded connection, and which constrain the pair of sliding rods in the sliding grooves of the second positioning frame 2;
the second sliding rod 4 is of a U-shaped strip structure, is buckled on two sides of the width direction of the upper end face of the first positioning frame 1 and is perpendicular to the projection of the first sliding rod 3 in the vertical direction, and a plurality of second positioning holes 41 are formed in the second sliding rod 4 at intervals along the axial direction of the second sliding rod, wherein the diameters of the first positioning holes 33 and the second positioning holes 41 are larger than the outer diameter of a drill bit 7 of the drilling equipment of the circuit board 6;
four connecting springs 53 respectively corresponding to four corners between the first positioning frame 1 and the second positioning frame 2, the lower ends of the four connecting springs are fixedly connected with the upper end face of the first positioning frame 1, the upper ends of the four connecting springs are connected with the lower end face of the first positioning frame 1, and the second positioning frame 2 is supported above the first positioning frame 1 through the connecting springs 53.
As a possible implementation manner, further, the present solution further includes a sensing mechanism 5, where the sensing mechanism 5 includes:
the light emitting diode 54 is embedded at one side of the corner of the first positioning frame 1;
the power supply 57, the blind holes 11 used for accommodating the power supply 57 are correspondingly arranged on the corners of the first positioning frame 1 embedded with the light emitting diodes, the power supply 57 is arranged in the corresponding blind holes 11, and the anode and the cathode of the power supply 57 are electrically connected with the light emitting diodes 54 through leads;
the microswitch 59 is embedded on the upper end surface of the corner of the first positioning frame 1 corresponding to the light-emitting diode 54, and the micro-motion pressing end of the microswitch faces the second positioning frame 2;
the pressing rod 51 is of a screw structure, the upper end face of the second positioning frame 2 penetrates through the second positioning frame 2 through threads and is opposite to the microswitch 59, and the pressing rod 51 is driven by the downward pressing of the second positioning frame 2 to press the microswitch 59, so that a lead between the power supply 57 and the light emitting diode 54 is electrically communicated, and the light emitting diode 54 is lightened.
In addition, as a preferred alternative embodiment, the end of the pressing rod 51 close to the microswitch 59 is preferably of a polished rod structure; as a preferred optional embodiment, preferably, the present solution further includes a positioning sleeve 52, the positioning sleeve 52 is correspondingly sleeved on the upper end surface of the first positioning frame 1 where the micro switch 59 is disposed, the micro switch 59 is correspondingly disposed at the bottom of the positioning sleeve 52, the end of the pressing rod 51 close to the micro switch 59 penetrates into the positioning sleeve 52, and a gap is formed between the end and the micro pressing end of the micro switch 59; as a preferred optional embodiment, preferably, the scheme further includes a connecting sleeve 56 adapted to the aperture of the blind hole 11, the power supply 57 is a button battery, the connecting sleeve 56 sleeves the power supply 57, one end of the connecting sleeve 56 is provided with a cover 58 capable of being opened and closed, electrode plates 561, 581 butted with the positive and negative electrodes of the power supply 57 are arranged on the cover 58 and in the end portion of the connecting sleeve 56 far away from the cover 58, leads are respectively led out from the electrode plates 561, 581 and are electrically connected with the light emitting diode 54, and the microswitch 59 is connected to a lead connected between one of the electrode plates 561, 581 and the light emitting diode 54; as a preferred alternative, the outer end of the connecting sleeve 56 remote from the cover 58 is preferably fixedly connected to the light-emitting diode 54.
In order to facilitate observation and avoid damage to the led 54, it is preferable that the led 54 is covered with a transparent cover 55.
As a preferred alternative, preferably, the sensing mechanisms 5 are four and are respectively disposed at four corners of the first positioning frame 1, and the first positioning frame 1 is correspondingly provided with four blind holes 11 for accommodating the power source 57.
In order to facilitate the guiding function, as a possible implementation manner, further, the first positioning hole 33 and the second positioning hole 41 are both tapered holes, and small ends of the tapered holes are both located on the lower end surface of the first positioning frame 1 or the second positioning frame 2.
The scheme ingeniously utilizes the matching form of the first positioning frame 1 and the second positioning frame 2, so that an operator only needs to attach the first positioning frame 1 to a circuit board 6 needing drilling, then slides the first sliding rod 3 and the second sliding rod 4 to enable the first positioning hole 33 on the first positioning rod and the second positioning hole 41 on the second positioning rod to respectively correspond to the positions of expected drilling on the multilayer circuit board 6, then drilling can be carried out through a drill 7 of the drilling equipment of the circuit board 6, if the position of the drill 7 is staggered with the first positioning hole 33 or the second positioning hole 41, the drill 7 firstly props against the first positioning rod or the second positioning rod when descending and drilling is carried out, the first positioning rod or the second positioning rod can press down the second positioning frame 2 due to stress, and the rod 51 connected to the second positioning frame 2 presses the micro-pressing end of the micro-switch 59, make power 57, wire electricity intercommunication between emitting diode 54, make emitting diode 54 light, in order to play the suggestion effect, and because the cost itself of head rod, the second connecting rod just is cheaper than circuit board 6, consequently, only need replace the damaged head rod or second connecting rod can, and first locating rack 1 and second locating rack 2 are owing to be connected with connecting spring 53, consequently, the back rises to drill bit 7, can separate the resetting promptly, this scheme location is convenient, with low costs and sensing feedback is real-time.
The above is the embodiment of the present invention, and to the ordinary skilled in the art, according to the teaching of the present invention, the equal changes, modifications, replacements and variations of the claims should all belong to the scope of the present invention without departing from the principle and spirit of the present invention.
Claims (9)
1. The utility model provides a multilayer circuit board drilling location structure which characterized in that: it includes:
the first positioning frame is of a rectangular frame structure, and the lower end face of the first positioning frame is used for being attached to a multilayer circuit board to be drilled;
the second positioning frame is of a rectangular frame structure with the same vertical projection profile as the first positioning frame, and sliding grooves extending to the two ends of the second positioning frame in the width direction are formed in the middle parts of the two sides of the second positioning frame in the length direction;
the first sliding rod is of a strip-shaped structure and spans two sides of the second positioning frame in the length direction, two ends of the first sliding rod are respectively connected in sliding grooves in the two sides of the second positioning frame in the length direction in a sliding mode, two ends of the second sliding plate are respectively provided with a threaded portion extending along the axial direction of the second sliding plate, the threaded portions exceed two sides of the second positioning frame in the length direction, and the first sliding rod is provided with a plurality of first positioning holes at intervals along the axial direction of the first sliding rod;
the pair of bag-shaped nuts are respectively in one-to-one correspondence with the threaded parts at the two ends of the first sliding plate and in threaded connection with the threaded parts, and constrain the pair of sliding rods in the sliding grooves of the second positioning frame;
the second sliding rod is of a U-shaped strip structure, is buckled on two sides of the width direction of the upper end face of the first positioning frame and is vertical to the projection of the first sliding rod in the vertical direction, and is provided with a plurality of second positioning holes at intervals along the axial direction of the second sliding rod, wherein the diameters of the first positioning holes and the second positioning holes are larger than the outer diameter of a drill bit of the circuit board drilling equipment;
four connecting springs respectively corresponding to four corners between the first positioning frame and the second positioning frame, the lower ends of the four connecting springs are fixedly connected with the upper end face of the first positioning frame, the upper ends of the four connecting springs are connected with the lower end face of the first positioning frame, and the second positioning frame is supported above the first positioning frame through the connecting springs.
2. The multilayer circuit board drilling positioning structure of claim 1, wherein: it still includes sensing mechanism, sensing mechanism include:
the light emitting diode is embedded at one side of the corner of the first positioning frame;
the first positioning frame is embedded with a light emitting diode, the corners of the first positioning frame are correspondingly provided with blind holes for accommodating a power supply, and the power supply is arranged in the corresponding blind holes and electrically connects the anode and the cathode of the power supply with the light emitting diode through leads;
the microswitch is embedded in the upper end surface of the corner of the first positioning frame, on which the light-emitting diode is correspondingly arranged, and the micro-motion pressing end of the microswitch faces the second positioning frame;
the press rod is of a screw rod structure, the second positioning frame is penetrated through by threads on the upper end face of the second positioning frame and is right opposite to the micro switch, the press rod is driven by the second positioning frame to press the micro switch, and therefore conducting wires between the power supply and the light emitting diodes are electrically communicated, and the light emitting diodes are enabled to light.
3. A multilayer wiring board drilling positioning structure according to claim 2, wherein: the end part of the pressing rod close to the microswitch is of a polished rod structure.
4. A multilayer wiring board drilling positioning structure according to claim 2, wherein: it still includes the position sleeve, the position sleeve correspond the cover and establish the up end that first locating rack was equipped with micro-gap switch just micro-gap switch correspond the setting in the bottom of position sleeve, press the tip that the depression bar is close micro-gap switch and penetrate the position sleeve and have the clearance with micro-gap press end of micro-gap switch.
5. The multilayer circuit board drilling positioning structure of claim 4, wherein: the connecting sleeve is used for sleeving the power supply, one end of the connecting sleeve is provided with a cover which can be opened and closed, electrode plates which are in butt joint with the anode and the cathode of the power supply are arranged on the cover and in the end part of the connecting sleeve far away from the cover, lead wires are respectively led out of the electrode plates and are electrically connected with the light-emitting diode, and the microswitch is connected to a lead wire which is connected with one of the electrode plates and the light-emitting diode.
6. The multilayer circuit board drilling positioning structure of claim 5, wherein: the outer end part of the connecting sleeve far away from the cover is fixedly connected with the light-emitting diode.
7. The multilayer circuit board drilling positioning structure of claim 6, wherein: the outside of the light-emitting diode is covered with a transparent cover.
8. The multilayer circuit board drilling positioning structure of claim 7, wherein: the sensing mechanisms are four and are respectively arranged at four corners of the first positioning frame, and the first positioning frame is correspondingly provided with four blind holes for accommodating the power supply.
9. The multilayer circuit board drilling positioning structure of claim 1, wherein: the first positioning hole and the second positioning hole are both conical holes, and the small end of each conical hole is located on the lower end face of the first support or the lower end face of the second support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021053814.9U CN211959698U (en) | 2020-06-10 | 2020-06-10 | Multilayer circuit board drilling location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021053814.9U CN211959698U (en) | 2020-06-10 | 2020-06-10 | Multilayer circuit board drilling location structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211959698U true CN211959698U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021053814.9U Active CN211959698U (en) | 2020-06-10 | 2020-06-10 | Multilayer circuit board drilling location structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211959698U (en) |
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2020
- 2020-06-10 CN CN202021053814.9U patent/CN211959698U/en active Active
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