CN217943590U - Multilayer circuit board is drilling equipment in batches - Google Patents
Multilayer circuit board is drilling equipment in batches Download PDFInfo
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- CN217943590U CN217943590U CN202221913463.3U CN202221913463U CN217943590U CN 217943590 U CN217943590 U CN 217943590U CN 202221913463 U CN202221913463 U CN 202221913463U CN 217943590 U CN217943590 U CN 217943590U
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Abstract
The utility model relates to the technical field of circuit board processing, in particular to a multilayer circuit board batch drilling device, which comprises a sliding table, a drilling mechanism and a distance measuring mechanism, wherein the drilling mechanism is slidably arranged on the sliding table; the drilling mechanism comprises mounting seats, a driving unit, a moving seat and a drilling machine, the ranging mechanism comprises a laser range finder and a connecting plate, the laser range finder is fixedly mounted at the top of the mounting seat of one drilling mechanism through a fixing seat, and the working end of the laser range finder is arranged downwards; the connecting plate is connected with the drilling machines of each drilling mechanism respectively through the mounting heads, the protruding detection plates are arranged on the connecting plate, accurate control of the drilling depth is achieved by detecting the positions of the detection plates moving along with the working ends of the plurality of synchronously-processed drilling mechanisms through the distance measuring mechanisms, and the problem that the blind hole depth is difficult to improve the working efficiency when a multilayer circuit board is processed is solved.
Description
Technical Field
The utility model relates to a circuit board processing technology field specifically relates to a multilayer circuit board is drilling equipment in batches.
Background
The circuit board is a printed circuit board and is divided into a single-sided board, a double-sided board and a multilayer circuit board according to the number of layers, the multilayer circuit board comprises three or more conductive circuit layers, the conductive circuit layers are communicated through via holes, the via holes are divided into through holes and blind holes, the through holes are via hole structures penetrating through two surfaces of the whole board, and the blind holes are via hole structures connecting a surface layer and an inner layer but not penetrating through the whole board. When the multilayer circuit board is subjected to blind hole processing, a machining mode of a drill point is mainly adopted in the prior art, and the blind hole depth accuracy control capability is low.
Chinese patent CN216432869U discloses a multilayer circuit board drilling depth sensing device, including two landing legs, the upper end of two landing legs rotates with the both ends of support frame respectively to be connected, and coupling mechanism is installed to the lower extreme of support frame, and laser range finder is installed to coupling mechanism's lower extreme.
The laser range finder lateral shifting of this equipment carries out the drilling of circuit board surface different positions at multilayer circuit board's upside and carries out all-round detection, but can only add man-hour use to a multilayer circuit board, if one carries out the drilling processing of circuit board, though guaranteed the drilling depth of blind hole, machining efficiency is lower.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the multi-layer circuit board batch drilling device is provided. The position of the detection plate which is moved along with the working ends of the plurality of synchronously processed drilling mechanisms is detected by the distance measuring mechanism, so that the drilling depth is accurately controlled, and the problem that the blind hole depth is difficult to improve the working efficiency when a multilayer circuit board is processed is solved.
For solving the prior art problem, the utility model discloses a technical scheme be:
a multilayer circuit board batch drilling device comprises a sliding table, a drilling mechanism and a distance measuring mechanism, wherein the drilling mechanism is slidably mounted on the sliding table; the drilling mechanism comprises a plurality of mounting seats, a driving unit, a moving seat and a drilling machine, wherein the mounting seats are horizontally arranged and mounted on the sliding table, the driving unit is fixedly mounted on the mounting seats, the moving seat is fixedly mounted at the working end of the driving unit, the drilling machine is mounted on the moving seat, and the driving unit drives the drilling machine to move in the vertical direction; the distance measuring mechanism comprises a laser distance measuring instrument and a connecting plate, the laser distance measuring instrument is fixedly arranged at the top of the mounting seat of one drilling mechanism through a fixing seat, and the working end of the laser distance measuring instrument is arranged downwards; the laser distance measuring device comprises a connecting plate, wherein a plurality of mounting heads are arranged on the connecting plate, the mounting heads are respectively connected with drilling machines of each drilling mechanism, a protruding detection plate is arranged on the connecting plate, the detection plate is located under the working end of a laser distance measuring instrument, the connecting plate moves up and down along with the drilling machines, and the laser distance measuring instrument detects the position of the detection plate.
Preferably, the drilling machine comprises a base and a drill rod, wherein the drill rod is positioned below the base; remove and be provided with the mounting groove on the seat, the downside of mounting groove is provided with the vertical spacing hole that link up the removal seat, and the spacing cartridge of base of drilling machine reciprocates in spacing hole, and the drilling machine reciprocates in the mounting groove along spacing hole axis direction.
Preferably, a contact type sensor is arranged at the top of the mounting groove, and the working end of the contact type sensor faces the top of the drilling machine; the top of mounting groove is provided with the spring, and the spring has one at least, and spring elastic connection mounting groove top and drilling machine top.
Preferably, a plurality of gaskets are arranged below the mounting groove and distributed at equal intervals around the periphery of the limiting hole.
Preferably, the mounting head of the distance measuring mechanism is fixedly mounted at the bottom of the base of the drilling machine.
Preferably, the driving unit comprises a first linear driving device, the first linear driving device is fixedly installed on one side, facing the moving seat, of the installation seat, the moving seat is fixedly installed on a working end of the first linear driving device, and the working end of the first linear driving device is arranged to move in the vertical direction; the mounting seat is provided with two vertical guide rods, and the moving seat is slidably mounted on the guide rods.
Compared with the prior art, the beneficial effect of this application is:
the utility model discloses a detection plate of range finding mechanism's laser range finder alignment below connecting plate detects, confirm and take notes the linear distance between laser range finder work end and the overhead upper surface of installation through laser range finder, the work end that the connecting plate followed the drilling machine moves down in step, laser range finder detects and takes notes the linear distance between laser range finder work and the overhead upper surface of installation this moment, the drilling depth of drilling machine = -, when the numerical value that laser range finder detected reaches predetermined blind hole degree of depth, laser range finder signals gives the controller, the controller stops the work of drive unit and drilling machine, thereby guarantee to add the degree of depth of blind hole to a plurality of multilayer circuit boards man-hour, only can realize the machining precision of the multilayer circuit board of batch processing through a laser range finder, the efficiency of production has been guaranteed in the time of brief cost.
Drawings
FIG. 1 is a perspective view and a partial enlarged view thereof of the present application;
FIG. 2 is a perspective view of the drilling mechanism and ranging mechanism of the present application;
FIG. 3 is a side view of the drilling mechanism and ranging mechanism of the present application;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is an exploded perspective view of FIG. 2;
FIG. 6 is a perspective view of the drilling mechanism of the present application;
the reference numbers in the figures are:
1-a sliding table;
2-a drilling mechanism; 2 a-a mounting seat; 2a 1-guide bar; 2 b-a drive unit; 2b 1-first linear drive means; 2 c-a mobile seat; 2c 1-mounting groove; 2c 2-a limiting hole; 2c 3-touch sensor; 2c 4-spring; 2c 5-shim; 2 d-a drilling machine; 2d 1-base; 2d 2-drill rod;
3-a distance measuring mechanism; 3 a-laser rangefinder; 3a 1-fixed seat; 3 b-a connecting plate; 3b 1-a mounting head; 3b 2-detection panel.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 6: a multilayer circuit board batch drilling device comprises a sliding table 1, a drilling mechanism 2 and a distance measuring mechanism 3, wherein the drilling mechanism 2 is slidably mounted on the sliding table 1; the drilling mechanism 2 comprises a plurality of mounting seats 2a, a driving unit 2b, a moving seat 2c and a drilling machine 2d, wherein the mounting seats 2a are horizontally arranged on the sliding table 1, the driving unit 2b is fixedly arranged on the mounting seats 2a, the moving seat 2c is fixedly arranged at the working end of the driving unit 2b, the drilling machine 2d is arranged on the moving seat 2c, and the driving unit 2b drives the drilling machine 2d to move in the vertical direction; the distance measuring mechanism 3 comprises a laser distance measuring instrument 3a and a connecting plate 3b, the laser distance measuring instrument 3a is fixedly arranged at the top of an installation seat 2a of one drilling mechanism 2 through a fixed seat 3a1, and the working end of the laser distance measuring instrument 3a is arranged downwards; the connecting plate 3b is provided with a plurality of mounting heads 3b1, the mounting heads 3b1 are respectively connected with a drilling machine 2d of each drilling mechanism 2, a protruding detection plate 3b2 is arranged on the connecting plate 3b, the detection plate 3b2 is located right below the working end of the laser range finder 3a, the connecting plate 3b moves up and down along with the drilling machine 2d, and the laser range finder 3a detects the position of the detection plate 3b 2.
When the multilayer circuit board is drilled in batch, the sliding table 1 drives the drilling mechanisms 2 to slide, synchronous drilling work is carried out on the fixed multilayer circuit board, the driving unit 2b drives the moving seat 2c to move downwards to enable the working end of the drilling machine 2d to be attached to the surface of the multilayer circuit board, at the moment, the laser range finder 3a of the range finder mechanism 3 aligns to the detection plate 3b2 of the lower connecting plate 3b to be detected, the linear distance h1 between the working end of the laser range finder 3a and the upper surface of the mounting head 3b1 is determined and recorded through laser ranging, then, the drilling machine 2d starts blind hole machining on the multilayer circuit board, the driving unit 2b drives the drilling machine 2d to move downwards, as the connecting plate 3b is fixedly mounted on the drilling machine 2d of each drilling mechanism 2 through the mounting head 3b1, when the drilling machine 2d drills, the connecting plate 3b moves downwards synchronously along with the working end of the drilling machine 2d, at the moment, the laser range finder 3a detects and records the linear distance h 2a working distance h2 between the working of the laser range finder 3a working end of the laser range finder 3a and the upper surface of the drilling machine 3b1, the drilling machine 2d is drilled, the drilling depth s = h1-h 2a, when the laser range finder 3a detects that the value of the laser range finder, the laser range finder can control unit only stops controlling the drilling machine to control the depth of the multi-layer circuit board in batch, and the multi-layer circuit board production efficiency of the multi-layer circuit board.
Referring to fig. 3 to 6: the drilling machine 2d comprises a base 2d1 and a drill rod 2d2, wherein the drill rod 2d2 is positioned below the base 2d 1; remove and be provided with mounting groove 2c1 on the seat 2c, the downside of mounting groove 2c1 is provided with the spacing hole 2c2 that vertically link up and remove seat 2c, and the spacing cartridge of base 2d1 of drilling machine 2d is in spacing hole 2c2, and drilling machine 2d reciprocates in mounting groove 2c1 along spacing hole 2c2 axial direction.
A contact type sensor 2c3 is arranged at the top of the mounting groove 2c1, and the working end of the contact type sensor 2c3 faces the top of the drilling machine 2 d; the top of the mounting groove 2c1 is provided with at least one spring 2c4, and the spring 2c4 elastically connects the top of the mounting groove 2c1 with the top of the drilling machine 2 d.
When the drilling machine 2d is installed on the movable seat 2c, the base 2d1 is inserted into the limiting hole 2c2 of the movable seat 2c, so that the drilling machine 2d can not rotate around the axis of the limiting hole 2c2 and can move in the installation groove 2c1 along the axis of the limiting hole 2c2 in the machining process, under the normal state, the drilling machine 2d is attached to the bottom of the installation groove 2c1 under the action of the self gravity and the elastic force of the gasket 2c5 arranged at the top of the installation groove 2c1, the drill rod 2d2 is at the lowest position, the top of the drilling machine 2d is not contacted with the contact type sensor 2c3, when the driving unit 2b drives the drilling machine 2d to move downwards, the bottom of drilling rod 2d2 laminates the multilayer circuit board upper surface, drive unit 2b continues to drive this moment and removes seat 2c and move down, drilling machine 2d moves seat 2c relatively and shifts up, drilling machine 2d compresses spring 2c4 until drilling machine 2d top contact touch-type sensor 2c3, touch-type sensor 2c3 receives the signal and sends to the controller, the controller control range finder 3a of ranging mechanism 3 starts the straight-line distance of record this moment and between pick-up plate 3b2, when drilling processing finishes, drive unit 2b drives and removes seat 2c and shifts up, drilling machine 2d is automatic re-setting under gravity and spring 2c4 elastic force effect.
Referring to fig. 4: a plurality of gaskets 2c5 are arranged below the mounting groove 2c1, and the gaskets 2c5 are distributed around the periphery of the limiting hole 2c2 at equal intervals.
When drive unit 2b drives and removes seat 2c and shift up, drilling machine 2d receives under gravity and the 4 spring action of spring 2c and the downside contact of mounting groove 2c1, remove seat 2c and lead to drilling machine 2d to cause the damage for preventing the 2d striking of drilling machine, this embodiment sets up a plurality of gasket 2c5 in mounting groove 2c1 below and cushions drilling machine 2d and the impact of removing between the seat 2c, gasket 2c5 can adopt rubber, the sponge, bradyseism materials such as foam are made.
Referring to fig. 2 and 5: the mounting head 3b1 of the distance measuring mechanism 3 is fixedly mounted at the bottom of the base 2d1 of the drilling machine 2 d.
The mounting heads 3b1 of the distance measuring mechanisms 3 are fixedly connected with the bottom of the base 2d1 of the drilling machine 2d on each drilling mechanism 2 respectively, so that the connecting plates 3b can move correspondingly along with the change of the processing depth of the drilling machine 2d when the drilling machine 2d moves.
Referring to FIG. 6: the driving unit 2b comprises a first linear driving device 2b1, the first linear driving device 2b1 is fixedly installed on one side of the installation base 2a facing the moving base 2c, the moving base 2c is fixedly installed on the working end of the first linear driving device 2b1, and the working end of the first linear driving device 2b1 is arranged to move in the vertical direction; two vertical guide rods 2a1 are arranged on the mounting seat 2a, and the moving seat 2c is slidably mounted on the guide rods 2a 1.
The above embodiments only represent one or several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. A multilayer circuit board batch drilling device is characterized by comprising a sliding table (1), a drilling mechanism (2) and a distance measuring mechanism (3), wherein the drilling mechanism (2) is slidably mounted on the sliding table (1);
the drilling mechanism (2) comprises a plurality of mounting seats (2 a), a driving unit (2 b), a moving seat (2 c) and a drilling machine (2 d), the mounting seats (2 a) are horizontally arranged and mounted on the sliding table (1), the driving unit (2 b) is fixedly mounted on the mounting seats (2 a), the moving seat (2 c) is fixedly mounted at the working end of the driving unit (2 b), the drilling machine (2 d) is mounted on the moving seat (2 c), and the driving unit (2 b) drives the drilling machine (2 d) to move in the vertical direction;
the distance measuring mechanism (3) comprises a laser distance measuring instrument (3 a) and a connecting plate (3 b), the laser distance measuring instrument (3 a) is fixedly arranged at the top of the mounting seat (2 a) of one drilling mechanism (2) through a fixing seat (3 a 1), and the working end of the laser distance measuring instrument (3 a) is arranged downwards;
the laser distance measuring device is characterized in that a plurality of mounting heads (3 b 1) are arranged on the connecting plate (3 b), the mounting heads (3 b 1) are respectively connected with drilling machines (2 d) of each drilling mechanism (2), a protruding detection plate (3 b 2) is arranged on the connecting plate (3 b), the detection plate (3 b 2) is located right below the working end of the laser distance measuring instrument (3 a), the connecting plate (3 b) moves up and down along with the drilling machines (2 d), and the laser distance measuring instrument (3 a) detects the position of the detection plate (3 b 2).
2. A multilayer circuit board batch drilling device according to claim 1, characterized in that the drilling machine (2 d) comprises a base (2 d 1) and a drill rod (2 d 2), the drill rod (2 d 2) being located below the base (2 d 1);
move and be provided with mounting groove (2 c 1) on seat (2 c), the downside of mounting groove (2 c 1) is provided with vertical spacing hole (2 c 2) that link up and move seat (2 c), and the spacing cartridge of base (2 d 1) of drilling machine (2 d) is in spacing hole (2 c 2), and drilling machine (2 d) reciprocates in mounting groove (2 c 1) along spacing hole (2 c 2) axis direction.
3. The batch drilling device for the multilayer circuit boards as claimed in claim 2, wherein the top of the mounting groove (2 c 1) is provided with a contact sensor (2 c 3), and the working end of the contact sensor (2 c 3) is arranged towards the top of the drilling machine (2 d);
the top of the mounting groove (2 c 1) is provided with at least one spring (2 c 4), and the spring (2 c 4) is elastically connected with the top of the mounting groove (2 c 1) and the top of the drilling machine (2 d).
4. The batch drilling device for the multilayer circuit boards as claimed in claim 3, wherein a plurality of gaskets (2 c 5) are arranged below the mounting groove (2 c 1), and the gaskets (2 c 5) are distributed around the periphery of the limiting hole (2 c 2) at equal intervals.
5. The batch drilling device for multilayer circuit boards as claimed in claim 2, wherein the mounting head (3 b 1) of the distance measuring mechanism (3) is fixedly mounted at the bottom of the base (2 d 1) of the drilling machine (2 d).
6. The batch drilling device for the multilayer circuit boards as claimed in claim 1, wherein the driving unit (2 b) comprises a first linear driving device (2 b 1), the first linear driving device (2 b 1) is fixedly installed on one side of the installation base (2 a) facing to the moving base (2 c), the moving base (2 c) is fixedly installed on the working end of the first linear driving device (2 b 1), and the working end of the first linear driving device (2 b 1) is arranged to move in the vertical direction;
two vertical guide rods (2 a 1) are arranged on the mounting seat (2 a), and the moving seat (2 c) is slidably mounted on the guide rods (2 a 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221913463.3U CN217943590U (en) | 2022-07-21 | 2022-07-21 | Multilayer circuit board is drilling equipment in batches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221913463.3U CN217943590U (en) | 2022-07-21 | 2022-07-21 | Multilayer circuit board is drilling equipment in batches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217943590U true CN217943590U (en) | 2022-12-02 |
Family
ID=84223332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221913463.3U Active CN217943590U (en) | 2022-07-21 | 2022-07-21 | Multilayer circuit board is drilling equipment in batches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217943590U (en) |
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2022
- 2022-07-21 CN CN202221913463.3U patent/CN217943590U/en active Active
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