CN216531981U

CN216531981U - Two-sided PCB circuit board of high accuracy accuse deep etching hole device

Info

Publication number: CN216531981U
Application number: CN202123219540.3U
Authority: CN
Inventors: 李健; 邓鹏�
Original assignee: Shenzhen Saifu Technology Co ltd
Current assignee: Shenzhen Saifu Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-13
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a high-precision double-sided PCB (printed circuit board) deep etching hole control device which comprises a base, wherein an adjusting top screw rod is arranged on the upper surface of the base, a sleeve seat is movably sleeved on the surface of the adjusting top screw rod, a board seat is arranged on the upper surface of the sleeve seat, supporting seats are arranged on two sides above the base, the tops of the supporting seats are connected with hydraulic rods, and drilling mechanisms are arranged on the inner sides of the supporting seats. In this two-sided PCB circuit board of high accuracy accuse deep etching hole device, be provided with two sets of plate seats through bilateral symmetry on adjusting the lead screw, be favorable to corroding the hole preparation to two sets of circuit boards simultaneously, greatly increased the work efficiency of device, utilize the spout and support the sliding structure between the piece, and then adjust the removal to supporting the piece, it has tension spring to be connected to support between piece and the spout, let to support the piece and have elasticity, be convenient for adapt to not unidimensional circuit board, the setting of presser foot can fix a position the circuit board, increase the stability of circuit board.

Description

Two-sided PCB circuit board of high accuracy accuse deep etching hole device

Technical Field

The utility model relates to the technical field of PCB circuit board devices, in particular to a high-precision double-sided PCB circuit board deep etching hole control device.

Background

The PCB circuit board is one of the most commonly used types in the circuit board, commonly called as a printed circuit board, and is an important electronic component, along with the development of the current electronic technology, the circuit board is used more and more, and the PCB circuit board has many advantages, therefore, the PCB circuit board becomes one of the main using objects, the double-sided board also classifies the PCB circuit board, the double-sided board can be connected with circuits on two sides in series through guide holes, in addition, a method of depth control etching holes is adopted, the redundant bonding pads on the back of the impedance lines and the redundant hole copper in the hole walls of the holes correspondingly connected with the impedance lines can be effectively removed, and therefore, the hole etching device is very important.

However, the depth of the drilled hole cannot be controlled in the use process of the conventional double-sided PCB deep-etching hole control device, so that the drilled hole is too deep easily, and the normal use of a circuit board body is influenced.

Disclosure of Invention

The utility model aims to provide a high-precision double-sided PCB (printed circuit board) deep etching hole control device, which aims to solve the problem that the normal use of a circuit board body is influenced due to the fact that the drilling depth is too deep because the drilling depth cannot be controlled in the using process of the conventional double-sided PCB deep etching hole control device in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a two-sided PCB circuit board of high accuracy accuse deep etching hole device, includes the base, the upper surface mounting of base has the regulation lead screw, and the surperficial activity of regulation lead screw has cup jointed the cover seat, the upper surface arrangement of cover seat has the board seat, the top both sides of base all are provided with the supporting seat, and the top of supporting seat is connected with the hydraulic stem, drilling mechanism is installed to the inboard of supporting seat, and drilling mechanism's bottom is connected with the drill point, the outside of supporting seat is provided with the alignment jig.

Preferably, the plate seat comprises a sliding groove, a butting block, a pressing foot, a torsion spring and a tension spring, the sliding grooves are formed in two sides of the surface of the plate seat, the butting block is mounted on the surface of the sliding groove, the pressing foot is connected to the surface of the butting block, the torsion spring is arranged between the pressing foot and the butting block, and the tension spring is connected to the inner portion of the plate seat.

Preferably, sliding connection is formed between the sliding groove and the abutting block, and a plurality of groups of sliding grooves and abutting blocks are arranged at equal intervals along the surface of the plate seat.

Preferably, the drill point is including dull polish face, syringe needle and shrinkage pool, and the surface of drill point is provided with the dull polish face, the bottom of drill point is connected with the syringe needle, and the shrinkage pool has been seted up to bottom one side of syringe needle.

Preferably, the needle head and the drill point are integrally connected, and the length size of the concave hole is one half of that of the needle head.

Preferably, the adjusting bracket comprises a clamping sleeve, an opening and a stop block, the clamping sleeve is arranged on the outer side of the adjusting bracket, the opening is formed in the surface of the adjusting bracket, and the stop block is installed in the opening in an embedded mode.

Preferably, the width of the stop block is greater than that of the opening, and the stop block and the opening are arranged at equal intervals along the surface of the adjusting frame.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the high-precision double-sided PCB circuit board deep etching hole control device, two groups of board seats are symmetrically arranged on the adjusting top screw rod in the left-right direction, so that the two groups of circuit boards can be conveniently etched, the working efficiency of the device is greatly increased, the abutting blocks can be adjusted and moved by utilizing a sliding structure between the sliding grooves and the abutting blocks, tension springs are arranged between the abutting blocks and the sliding grooves for connection, the abutting blocks have elasticity, the pressing feet are convenient to adapt to circuit boards of different sizes, the circuit boards can be positioned, and the stability of the circuit boards is improved;

2. according to the high-precision double-sided PCB circuit board controlled deep etching hole device, the frosted surface is arranged on the surface of the drill point, the rough surface of the frosted surface is utilized to polish the hole wall while drilling, resin glue is convenient to fill, a concave hole is formed in one side of the needle head, the width of the needle head is further reduced by utilizing the concave hole, the head of the needle head is sharper, and the drilling is sharper and faster;

3. this two-sided PCB circuit board of high accuracy accuse deep-etching hole device, setting through the alignment jig, the cutting ferrule can reciprocate on the surface of alignment jig, and interconnect between the inside of cutting ferrule and the supporting seat, through the removal of cutting ferrule on the alignment jig, can highly adjust the supporting seat, because be the gomphosis structure between dog and the trompil, and the width is greater than the trompil, therefore, can let the dog promote the regulation in the inside of trompil, because the highly different of dog, promote the dog to the inboard, make the dog to the inboard protrusion, like this will keep off the below at the cutting ferrule, avoid the cutting ferrule to continue to move down, thereby highly carry out limit control moving down to the cutting ferrule, thereby it can be too deep to avoid the supporting seat to move down drilling.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural diagram of the plate holder according to the present invention;

FIG. 3 is a schematic view of the structure of the drill point of the present invention;

fig. 4 is a schematic structural diagram of the adjusting bracket of the utility model.

In the figure: 1. a base; 2. adjusting a top screw rod; 3. a sleeve seat; 4. a plate base; 401. a chute; 402. a resisting block; 403. a presser foot; 404. a torsion spring; 405. a tension spring; 5. a supporting seat; 6. a hydraulic lever; 7. a drilling mechanism; 8. drilling a needle; 801. sanding surface; 802. a needle head; 803. concave holes; 9. an adjusting bracket; 901. a card sleeve; 902. opening a hole; 903. and a stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a two-sided PCB circuit board of high accuracy accuse deep etching hole device, the on-line screen storage device comprises a base 1, the upper surface mounting of base 1 has regulation lead screw 2, and the surperficial activity of regulation lead screw 2 has cup jointed cover seat 3, the upper surface arrangement of cover seat 3 has board seat 4, the top both sides of base 1 all are provided with supporting seat 5, and the top of supporting seat 5 is connected with hydraulic stem 6, drilling mechanism 7 is installed to the inboard of supporting seat 5, and the bottom of drilling mechanism 7 is connected with drill point 8, the outside of supporting seat 5 is provided with alignment jig 9, setting through adjusting lead screw 2, the nut that is used for the regulation that has supporting setting on adjusting lead screw 2, utilize the nut to twist on adjusting lead screw 2 to change the removal, thereby move and fix a position sleeve seat 3's position, the controllability of cover seat 3 has been increased.

The board seat 4 is including spout 401, support the piece 402, the presser foot 403, torsional spring 404 and tension spring 405, and the surperficial both sides of board seat 4 all are provided with spout 401, the surface mounting of spout 401 supports piece 402, and the surface that supports piece 402 is connected with presser foot 403, presser foot 403 and support and be provided with torsional spring 404 between the piece 402, the internal connection of board seat 4 has tension spring 405, be provided with two sets of board seats 4 through bilateral symmetry on adjusting top lead screw 2, be favorable to corroding the hole preparation to two sets of circuit boards simultaneously, greatly increased the work efficiency of device.

Sliding connection is formed between the sliding groove 401 and the abutting block 402, a plurality of groups are arranged on the sliding groove 401 and the abutting block 402 at equal intervals along the surface of the plate seat 4, the sliding structure between the sliding groove 401 and the abutting block 402 is utilized, the abutting block 402 is adjusted and moved, a tension spring 405 is arranged between the abutting block 402 and the sliding groove 401 for connection, the abutting block 402 is enabled to have elastic force, the circuit boards with different sizes can be conveniently adapted, the circuit boards can be positioned due to the arrangement of the presser foot 403, and the stability of the circuit boards is improved.

The drill point 8 comprises a frosted surface 801, a needle head 802 and a concave hole 803, the frosted surface 801 is arranged on the surface of the drill point 8, the needle head 802 is connected to the bottom of the drill point 8, the concave hole 803 is formed in one side of the bottom of the needle head 802, the frosted surface 801 is arranged on the surface of the drill point 8, the rough surface of the frosted surface 801 is utilized, the hole wall is polished while drilling is conducted, and resin glue is conveniently filled.

Be the integration between syringe needle 802 and the drill point 8 and be connected, and the length size of shrinkage pool 803 is the half of syringe needle 802, sets up shrinkage pool 803 in one side of syringe needle 802, utilizes shrinkage pool 803 to further reduce the width of syringe needle 802, makes the head of syringe needle 802 sharper, and the drilling is also sharper quick.

The alignment jig 9 is including cutting ferrule 901, trompil 902 and dog 903, and the outside of alignment jig 9 is provided with cutting ferrule 901, trompil 902 has been seted up on the surface of alignment jig 9, and dog 903 is installed to the inside gomphosis of trompil 902, through the setting of alignment jig 9, cutting ferrule 901 can reciprocate on the surface of alignment jig 9, and interconnect between the inside of cutting ferrule 901 and supporting seat 5, through the removal of cutting ferrule 901 on alignment jig 9, can adjust the height of supporting seat 5.

The width of dog 903 is greater than the width of trompil 902, and dog 903 and trompil 902 set up along the surperficial equidistance of alignment jig 9, because be the gomphosis structure between dog 903 and the trompil 902, and the width is greater than trompil 902, therefore, can let dog 903 promote in the inside of trompil 902 and adjust, because the height difference of dog 903, promote dog 903 inboard, make dog 903 to be protruding to the inboard, will keep off like this in the below of cutting ferrule 901, avoid cutting ferrule 901 to continue to move down, thereby highly carry out limit control to the moving down of cutting ferrule 901, thereby avoid supporting seat 5 to move down the drilling can be too deep.

The working principle is as follows: for the high-precision double-sided PCB circuit board deep etching control device, firstly, the circuit board is placed on the surface of a board seat 4, a supporting block 402 is pushed outwards along a sliding groove 401 according to the actual size of the circuit board to give way to the position in the middle of the board seat 4, the circuit board is convenient to place, secondly, after the circuit board is placed, the supporting block 402 is reset and rebounded by the elasticity of a tension spring 405, the supporting block 402 can be tightly supported on the two sides of the circuit board, a pressing foot 403 and a torsion spring 404 are utilized to allow the pressing foot 403 to be pressed on the surface edge of the circuit board so as to position, secondly, a nut which is matched with and arranged on an adjusting top screw rod 2 is arranged, the nut is screwed and moved on the adjusting top screw rod 2 so as to move and position a sleeve seat 3, the board seat 4 is positioned below a drilling mechanism 7, then, a stop block 903 on the corresponding height position on the surface of an adjusting frame 9 is pushed inwards according to the set drilling depth, let dog 903 keep off in the below of cutting ferrule 901, then utilize hydraulic stem 6 to push down supporting seat 5, cutting ferrule 901 that is connected with supporting seat 5 is pushing down the in-process, can slide along the surface of alignment jig 9, when the position of dog 903 is reachd, dog 903 can block moving down of cutting ferrule 901, avoid the position that supporting seat 5 pushed down uncontrolled, the condition that drilling too deeply appears takes place easily, utilize dog 903 to form the support like this, and finally, drilling mechanism 7 can drive drill 8 and drill to the surface of circuit board, be convenient for fill resin in the downthehole, utilize the resin consent, just so accomplish the use of whole two-sided PCB circuit board accuse deep etching hole device of high accuracy.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-sided PCB circuit board of high accuracy accuse deep etching hole device, includes base (1), its characterized in that: the upper surface mounting of base (1) has regulation lead screw (2), and the surperficial activity of just adjusting lead screw (2) has cup jointed cover seat (3), the upper surface arrangement of cover seat (3) has board seat (4), the top both sides of base (1) all are provided with supporting seat (5), and the top of supporting seat (5) is connected with hydraulic stem (6), drilling mechanism (7) are installed to the inboard of supporting seat (5), and the bottom of drilling mechanism (7) is connected with drill point (8), the outside of supporting seat (5) is provided with alignment jig (9).

2. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 1, which is characterized in that: the plate seat (4) comprises a sliding groove (401), a resisting block (402), a pressing foot (403), a torsion spring (404) and a tension spring (405), the sliding groove (401) is formed in each of two sides of the surface of the plate seat (4), the resisting block (402) is installed on the surface of the sliding groove (401), the pressing foot (403) is connected to the surface of the resisting block (402), the torsion spring (404) is arranged between the pressing foot (403) and the resisting block (402), and the tension spring (405) is connected to the inner portion of the plate seat (4).

3. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 2, wherein: the sliding groove (401) and the abutting block (402) are in sliding connection, and a plurality of groups of the sliding groove (401) and the abutting block (402) are arranged at equal intervals along the surface of the plate seat (4).

4. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 1, which is characterized in that: drill point (8) are including dull polish face (801), syringe needle (802) and shrinkage pool (803), and the surface of drill point (8) is provided with dull polish face (801), the bottom of drill point (8) is connected with syringe needle (802), and shrinkage pool (803) have been seted up to bottom one side of syringe needle (802).

5. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 4, wherein: the needle head (802) and the drill point (8) are integrally connected, and the length size of the concave hole (803) is one half of that of the needle head (802).

6. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 1, which is characterized in that: the adjusting frame (9) comprises a clamping sleeve (901), an opening (902) and a stop block (903), the clamping sleeve (901) is arranged on the outer side of the adjusting frame (9), the opening (902) is formed in the surface of the adjusting frame (9), and the stop block (903) is installed in the opening (902) in an embedded mode.

7. The high-precision double-sided PCB circuit board controlled deep etching hole device of claim 6, wherein: the width of the stop block (903) is larger than that of the opening (902), and the stop block (903) and the opening (902) are arranged at equal intervals along the surface of the adjusting frame (9).