CN114193253A

CN114193253A - Circuit board grinding device based on artificial intelligence

Info

Publication number: CN114193253A
Application number: CN202111539769.7A
Authority: CN
Inventors: 李丹; 张馨月; 张云亮
Original assignee: Changchun University Of Finance And Economics
Current assignee: Changchun University Of Finance And Economics
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-03-18
Anticipated expiration: 2041-12-16
Also published as: CN114193253B

Abstract

The invention relates to the technical field of circuit board grinding equipment, and discloses an artificial intelligence-based circuit board grinding device which comprises a supporting base, wherein a fixed platform is arranged at the top end of the supporting base, a grinding mechanism is fixedly arranged in the middle of the back surface of the supporting base, a grinding wheel on the grinding mechanism is positioned above the fixed platform, a first pressure cylinder is fixedly arranged in the middle of the bottom end of the supporting base, a first transmission connecting rod extending to the middle of an inner cavity of the fixed platform is movably sleeved in the first pressure cylinder, and a storage disc is fixedly arranged at the top end of the first transmission connecting rod. This circuit board grinder based on artificial intelligence to first pressure cylinder, second pressure cylinder and adjustment mechanism's setting, utilizes hydraulic drive's mode can effectively adjust the relative position relation between the circuit board of placing on the thing dish and the fixed cassette shoulder, and then makes this circuit board grind the operation that the mechanism can effectively be applicable to the circuit board of thickness specification difference.

Description

Circuit board grinding device based on artificial intelligence

Technical Field

The invention relates to the technical field of circuit board grinding equipment, in particular to a circuit board grinding device based on artificial intelligence.

Background

The circuit board is used as an important component of electronic equipment, relates to various industries along with the development of science and technology, and has increasingly strict processing requirements on the circuit board along with the popularization of intellectualization, automation and miniaturization degree, and the circuit board needs to be ground in order to meet the use requirement on the thickness of the circuit board in the production and processing process of the circuit board, so that the circuit board not only has higher processing precision, but also can remove stains and oxidation layers on the circuit board, and has higher stability and reliability in the use process.

However, the thickness of the circuit board is relatively small, so that the circuit board is difficult to effectively clamp during grinding, and the existing positioning column clamping template adopted for grinding the circuit board is easy to incline at the other corresponding end due to grinding pressure during grinding, and is abraded with the clamping template due to excessive extrusion, so that the processing precision of the circuit board is greatly influenced, and the rejection rate of grinding the circuit board is increased;

moreover, the thickness of the substrate of the circuit board varies according to the application and the operating frequency of the signal thereon, which results in the need of configuring clamping templates with different specifications when the circuit boards with different specifications and thicknesses are ground, thereby increasing the operation procedures of replacing the clamping templates and the like when the circuit boards are ground, and increasing the configuration cost of the clamping templates.

Therefore, a polishing apparatus for a circuit board is needed to solve the above-mentioned drawbacks of the prior art in the polishing process.

Disclosure of Invention

Technical problem to be solved

The invention provides a circuit board grinding device based on artificial intelligence, which has the advantages of realizing comprehensive pressure application to a circuit board when the circuit board is ground, preventing the circuit board from generating inclined abrasion due to grinding pressure, being flexibly suitable for circuit board grinding operation with different specifications and thicknesses, and having higher stability and reliability, and solves the problems that the other end corresponding to a positioning column clamping template adopted by the existing circuit board grinding is easy to incline due to grinding pressure application when the circuit board is ground, and the clamping template and the positioning column clamping template are abraded due to excessive extrusion, thereby greatly influencing the processing precision of the circuit board and increasing the rejection rate of grinding processing of the circuit board; in addition, the thickness of the substrate of the circuit board varies according to the application and the operating frequency of the signal thereon, which leads to the problem that clamping templates of different specifications are required to be arranged when the circuit boards of different specifications and thicknesses are ground.

(II) technical scheme

The invention provides the following technical scheme: a circuit board grinding device based on artificial intelligence comprises a supporting base, wherein a fixed platform is arranged at the top end of the supporting base, a grinding mechanism is fixedly arranged in the middle of the back surface of the supporting base, the grinding wheel on the grinding mechanism is positioned above the fixed platform, the middle part of the bottom end of the supporting base is fixedly provided with a first pressure cylinder, and a first transmission connecting rod extending to the middle part of the inner cavity of the fixed platform is movably sleeved in the first pressure cylinder, the top end of the first transmission connecting rod is fixedly provided with a material placing disc, one side of the bottom end of the supporting base is fixedly provided with a second pressure cylinder communicated with the inner cavity of the first pressure cylinder, and a second transmission connecting rod extending to the top of the supporting base is movably sleeved in the second pressure cylinder, the top end of the second transmission connecting rod is fixedly connected with the adjusting mechanism fixedly arranged on one side of the top end of the supporting base.

Preferably, a supporting chuck is arranged in the inner cavity of the fixed platform, a group of fixed clamping seats are respectively and fixedly mounted in four directions of the top end of the supporting base, and annular grooves are formed in the fixed clamping seats and used for clamping limiting clamping rings.

Preferably, the diameter of a track circle formed by the annular grooves on the four groups of fixed clamping seats is larger than the outer diameter of the limiting clamping ring, the inner side of each fixed clamping seat is provided with a right-angle clamping groove, and meanwhile, the diameter of an external track circle formed by the end points of the right-angle clamping grooves on the four groups of fixed clamping seats is smaller than the inner diameter of the limiting clamping ring.

Preferably, the adjusting mechanism comprises a threaded connecting rod in threaded connection with the inside of one side of the supporting base, the bottom end of the threaded connecting rod is movably sleeved with a second transmission connecting rod on the second pressure cylinder, and an adjusting knob is arranged at the top end of the threaded connecting rod.

Preferably, the inner cavities of the first pressure cylinder and the second pressure cylinder are filled with hydraulic transmission liquid, the outer surface of the threaded connecting rod is provided with a scale ring, and the first transmission connecting rod on the first pressure cylinder moves by 0.1 millimeter unit when the threaded connecting rod moves by one unit.

(III) advantageous effects

The invention has the following beneficial effects:

1. this circuit board grinder based on artificial intelligence, to fixed platform and the setting of last structure thereof, make spacing snap ring can take place the skew to corresponding direction along the orbit of annular on the fixed cassette under the extrusion of grinding miller on grinding mechanism, form the limiting action to the circuit board on the support chuck, compare with the reference column centre gripping template on the current circuit board grinding mechanism, can prevent effectively that its one end from receiving the phenomenon that the other end takes place the slope when grinding and exerting pressure, make this circuit board can not cause the wearing and tearing injury because of excessive extrusion, and then improved its grinding precision to this circuit board, and reduced its disability rate in grinding the process.

2. This circuit board grinder based on artificial intelligence, to first pressure cylinder, second pressure cylinder and adjustment mechanism's setting, utilize hydraulic drive's mode can effectively adjust the relative position relation between circuit board and the fixed cassette shoulder of placing on putting the thing dish, and then make this circuit board grind the operation that the mechanism can effectively be applicable to the different circuit board of thickness specification grinds, and when grinding the operation to the circuit board of the same size of a dimension, no longer need change the centre gripping template of corresponding specification, its configuration cost of easy operation is lower.

Drawings

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

FIG. 2 is a partial front view of the structure of the present invention;

FIG. 3 is a schematic structural view of a mounting platform according to the present invention;

fig. 4 is a schematic diagram of the movement of the structural limit snap ring of the present invention.

In the figure: 1. a support base; 2. a fixed platform; 3. a grinding mechanism; 4. a first pressure cylinder; 5. placing a tray; 6. a second pressure cylinder; 7. an adjustment mechanism; 8. a support chuck; 9. fixing the card holder; 10. a limit snap ring; 11. a first drive link; 12. a second drive link; 13. a threaded connecting rod; 14. and adjusting a knob.

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, a circuit board grinding device based on artificial intelligence comprises a supporting base 1, a fixed platform 2 is disposed at the top end of the supporting base 1, a grinding mechanism 3 is fixedly mounted at the middle of the back of the supporting base 1, a grinding wheel on the grinding mechanism 3 is located above the fixed platform 2, the grinding mechanism 3 can drive the grinding wheel to move within a certain plane range along an X axis and a Y axis, a first pressure cylinder 4 is fixedly mounted at the middle of the bottom end of the supporting base 1, as shown in fig. 2, a first transmission link 11 extending to the middle of an inner cavity of the fixed platform 2 is movably sleeved inside the first pressure cylinder 4, a placing disc 5 is fixedly mounted at the top end of the first transmission link 11, a chip discharge groove is formed at the top end of the placing disc 5 to clean dust generated during grinding of a circuit board, a second pressure cylinder 6 communicated with the inner cavity of the first pressure cylinder 4 is fixedly mounted at one side of the bottom end of the supporting base 1, and the inside activity of the second pressure cylinder 6 is cup jointed and extended to the second drive connecting rod 12 of the top of the supporting base 1, set up according to certain proportion between the internal diameter of the first drive connecting rod 11 and second drive connecting rod 12, in order to utilize the movement of the second drive connecting rod 12 on the second pressure cylinder 6 and adjust the relative position of the first drive connecting rod 11 and its overhead disk 5 on the first pressure cylinder 4, the top of the second drive connecting rod 12 is fixedly connected with adjusting mechanism 7 fixed mounting on one side of top of the supporting base 1.

As shown in fig. 3, in the present technical solution, a supporting chuck 8 is disposed in an inner cavity of the fixed platform 2, a set of fixed clamping seats 9 is respectively and fixedly mounted in four directions of a top end of the supporting base 1, and an annular groove is disposed inside the fixed clamping seats 9 to clamp a limiting snap ring 10, the limiting snap ring 10 can limit a circuit board on the supporting chuck 8 when the circuit board is shifted, so as to prevent the circuit board from tilting when one end of the circuit board is stressed.

In the technical scheme, the diameter of the track circle formed by the annular grooves on the four groups of fixed clamping seats 9 is larger than the outer diameter of the limit clamping ring 10, the inner sides of the fixed clamping seats 9 are provided with right-angle clamping grooves, and meanwhile, the diameter of the external track circle formed by the end points of the right-angle clamping grooves on the four groups of fixed clamping seats 9 is smaller than the inner diameter of the limit clamping ring 10.

The diameter of the circular track of the ring groove on the fixed clamping seat 9 can be set to move in the corresponding direction under the extrusion of the grinding wheel on the fixed platform 2, and the axial freedom of the circuit board clamped on the fixed clamping seat can be limited by the arrangement of the right-angle clamping groove on the fixed clamping seat, so that the relative rotation action of the circuit board along with the rotation of the grinding wheel can be effectively prevented.

In the technical scheme, the adjusting mechanism 7 comprises a threaded connecting rod 13 connected with the inner thread on one side of the supporting base 1, the bottom end of the threaded connecting rod 13 is movably sleeved with a second transmission connecting rod 12 on the second pressure cylinder 6, and an adjusting knob 14 is arranged at the top end of the threaded connecting rod 13.

In the technical scheme, hydraulic transmission liquid with stable performance is filled in inner cavities of the first pressure cylinder 4 and the second pressure cylinder 6, a scale ring is arranged on the outer surface of the threaded connecting rod 13, and when the threaded connecting rod 13 moves by one unit, the first transmission connecting rod 11 on the first pressure cylinder 4 moves by 0.1 millimeter unit.

The use method and the working principle of the embodiment are as follows:

firstly, a circuit board with a specific size is placed on a supporting chuck 8 and clamped on right-angle clamping grooves in four groups of fixed clamping seats 9, an adjusting knob 14 is rotated to drive a threaded connecting rod 13 to move downwards, hydraulic transmission liquid in an inner cavity of a second pressure cylinder 6 is compressed to flow into an inner cavity of a first pressure cylinder 4, a first transmission connecting rod 11 and a placing disc 5 on the hydraulic transmission connecting rod are driven to move upwards to ensure that the top end of the circuit board is flush with the shoulder of the fixed clamping seats 9, then a grinding mechanism 3 on a supporting base 1 is started, the rotating speed and the feeding amount of the grinding mechanism are adjusted, and the circuit board clamped on a fixed platform 2 is ground;

as shown in fig. 4, as the grinding mechanism 3 moves for grinding the top end of the circuit board, the grinding disc thereon contacts with the inner wall bracket of the limit snap ring 10, and further drives the limit snap ring 10 to move along the corresponding direction of the ring grooves on the four sets of fixed card holders 9, while keeping the snap connection of the limit snap ring 10 and the ring grooves of the fixed card holders 9, the circuit board thereon is squeezed to effectively prevent the other end of the circuit board from tilting when being pressed by grinding, and further, as the plane of the grinding wheel on the grinding mechanism 3 moves, the limit snap ring 10 is driven to move relatively therewith to complete the grinding operation of the circuit board.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circuit board grinder based on artificial intelligence, includes and supports base (1), the top of supporting base (1) is equipped with fixed platform (2), the middle part fixed mounting who supports the base (1) back has grinding mechanism (3), and grinds the grinding miller on the mechanism (3) and be located the top of fixed platform (2), its characterized in that: the utility model discloses a support base (1) top, including support base (1), the inside activity of support base (1) bottom is cup jointed and is extended to first pressure cylinder (4), and the inside activity of first pressure cylinder (4) has cup jointed first transmission connecting rod (11) at fixed platform (2) inner chamber middle part, the top fixed mounting of first transmission connecting rod (11) has the thing dish of putting (5), one side fixed mounting of support base (1) bottom has second pressure cylinder (6) that are linked together with the inner chamber of first pressure cylinder (4), and the inside activity of second pressure cylinder (6) has cup jointed second transmission connecting rod (12) that extend to support base (1) top, the top of second transmission connecting rod (12) and fixed mounting are fixed connection between adjustment mechanism (7) of supporting base (1) top one side.

2. The artificial intelligence based circuit board grinding device according to claim 1, wherein: the supporting clamping device is characterized in that a supporting clamping disc (8) is arranged in an inner cavity of the fixed platform (2), a group of fixed clamping seats (9) are respectively and fixedly mounted in four directions of the top end of the supporting base (1), and an annular groove is formed in the fixed clamping seats (9) and used for clamping a limiting clamping ring (10).

3. The artificial intelligence based circuit board grinding device according to claim 2, wherein: the diameter of a track circle formed by the annular grooves on the four groups of fixed clamping seats (9) is larger than the outer diameter of the limiting clamping ring (10), right-angle clamping grooves are formed in the inner sides of the fixed clamping seats (9), and meanwhile, the diameter of an external track circle formed by the end points of the right-angle clamping grooves on the four groups of fixed clamping seats (9) is smaller than the inner diameter of the limiting clamping ring (10).

4. The artificial intelligence based circuit board grinding device according to claim 1, wherein: the adjusting mechanism (7) comprises a threaded connecting rod (13) connected with the inner threads on one side of the supporting base (1), the bottom end of the threaded connecting rod (13) is movably sleeved with a second transmission connecting rod (12) on the second pressure cylinder (6), and an adjusting knob (14) is arranged at the top end of the threaded connecting rod (13).

5. The artificial intelligence based circuit board grinding device according to claim 4, wherein: the hydraulic transmission liquid is filled in the inner cavities of the first pressure cylinder (4) and the second pressure cylinder (6), the outer surface of the threaded connecting rod (13) is provided with a scale ring, and when the threaded connecting rod (13) moves by one unit, the first transmission connecting rod (11) on the first pressure cylinder (4) moves by 0.1 millimeter unit.