CN112388192A

CN112388192A - PCB laser marking positioning device

Info

Publication number: CN112388192A
Application number: CN202011285581.XA
Authority: CN
Inventors: 沈志刚; 沈国良
Original assignee: Yuekaite Science & Technology Tongling Co ltd
Current assignee: Yuekaite Science & Technology Tongling Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-02-23

Abstract

The invention relates to the technical field of PCB marking equipment and discloses a PCB laser marking positioning device which comprises a base, wherein transverse driving seats are symmetrically arranged on the base, longitudinal driving seats are symmetrically arranged on each transverse driving seat, opposite ends of the two longitudinal driving seats are connected with positioning plates through positioning bulges, the other ends of the positioning plates are connected with a U-shaped clamping frame, clamping mechanisms are arranged in the clamping frame, and a PCB is clamped by the two clamping mechanisms together; the clamping mechanism comprises a supporting plate, the supporting plate is fixedly connected to the inner frame walls on the two sides of the clamping frame, a transmission disc is arranged on one side, close to the PCB, of the supporting plate, and a push rod is fixedly connected to the center of one end, far away from the PCB, of the transmission disc. This PCB laser marking positioner can solve when present centre gripping subassembly carries out the centre gripping to the PCB board, complex operation to efficiency when having reduced PCB loading and unloading, and then has reduced the problem of beating the efficiency of mark processing to the PCB board.

Description

PCB laser marking positioning device

Technical Field

The invention relates to the technical field of PCB marking equipment, in particular to a PCB laser marking positioning device.

Background

At present, with the continuous development of electronic devices, PCBs are increasingly applied, and for PCBs, after production, the PCBs need to be marked so as to be identified, including models, manufacturer information, and the like. Present PCB is beaten mark and is generally adopted the laser marking machine to go on, and when beating PCB, need effectively fix a position the PCB board, beat mark one by one, present locate mode is fairly simple, it inhales tight mode such as top tight or negative pressure to set up the centre gripping setting element on the workstation generally, this kind of locate mode can only realize the location of a PCB board at every turn, after beating mark completion, lift it off and install next PCB board again, this just leads to when loading and unloading, laser marking equipment is in empty running state, the mark efficiency is beaten in the influence, therefore, need design one kind and beat mark positioner of PCB that can beat mark in succession, so that realize beating mark in succession, and guarantee the positioning accuracy and the reliability of PCB board.

The PCB laser marking positioning device is disclosed by a retrieval publication (announcement) number CN109079311B, when the device is used, the PCB can be fed, and when the device is fed, the PCB positioning holding clamping component can be pulled out, so that accidents in the marking process can be prevented; the scheme still has the following technical defects:

when the clamping assembly clamps the PCB, the operation is complex, so that the efficiency of loading and unloading the PCB is reduced, and the efficiency of marking the PCB is reduced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the PCB laser marking positioning device which has the advantages of quickly assembling and disassembling a PCB and improving the marking processing efficiency of the PCB, and solves the problems that the operation is complicated when the PCB is clamped by the conventional clamping assembly, so that the PCB assembling and disassembling efficiency is reduced, and the marking processing efficiency of the PCB is further reduced.

(II) technical scheme

In order to realize the purpose of quickly assembling and disassembling the PCB and improving the marking processing efficiency of the PCB, the invention provides the following technical scheme: a PCB laser marking positioning device comprises a base, wherein transverse driving seats are symmetrically arranged on the base, longitudinal driving seats are symmetrically arranged on each transverse driving seat, opposite ends of the two longitudinal driving seats are connected with positioning plates through positioning protrusions, the other ends of the positioning plates are connected with U-shaped clamping frames, clamping mechanisms are arranged in the clamping frames, and a PCB is clamped by the two clamping mechanisms together;

the clamping mechanism comprises a supporting plate, the supporting plate is fixedly connected to the inner frame walls on the two sides of the clamping frame, a driving disc is arranged on one side, close to the PCB, of the supporting plate, a push rod is fixedly connected to the center of one end, far away from the PCB, of the driving disc, a matched push hole is formed in the position, corresponding to the push rod, of the center of the supporting plate, one end, far away from the driving disc, of the push rod penetrates through the push hole and extends outwards, a spring is sleeved on the rod wall of the push rod, the two ends of the spring are respectively connected with the supporting plate and the driving disc, supporting columns are symmetrically and fixedly connected to the inner frame walls on the two sides, close to the end of the frame opening, of the clamping frame, supporting tubes are sleeved on the column walls of the supporting columns and are connected with the supporting columns in a sliding mode, one, two the both ends setting of grip block centre gripping PCB board, the symmetry articulates on the annular lateral wall of transmission dish has the transfer line, two the other end of transfer line is articulated with two grip blocks respectively.

Preferably, the inner pipe wall of the supporting pipe at a position far away from one end of the PCB board is symmetrically and fixedly connected with sliding blocks, the column wall of the supporting column is provided with matched sliding grooves at positions corresponding to the sliding blocks, one end of each sliding block close to the bottom of each sliding groove penetrates through a groove opening of each sliding groove and extends into each sliding groove, and each sliding block is slidably connected in the corresponding sliding groove.

Preferably, use the push rod to be the even equidistance of annular and seted up four rolling grooves as the center on the pore wall of pushing away the hole, be equipped with rolling ball in the rolling groove, the ball passes the notch setting of rolling groove, and ball roll connection is on the pole wall of push rod.

Preferably, a rubber pad is arranged between the clamping plate and the PCB, and the rubber pad is fixedly connected to the side wall of the clamping plate.

Preferably, one end of the supporting column close to the PCB is fixedly connected with a piston matched with the supporting tube, and the piston is slidably connected to the inner tube wall of the supporting tube.

Preferably, a sliding rod is fixedly connected to the inside of the sliding groove in the vertical direction, the sliding rod penetrates through the sliding block, and the sliding block is connected to the rod wall of the sliding rod in a sliding mode.

Preferably, a piston groove is formed in the annular side wall of the piston, a piston ring is sleeved in the piston groove, and the outer annular wall of the piston ring is arranged on the inner pipe wall of the supporting pipe.

Preferably, one end of the push rod, which is far away from the transmission disc, is fixedly connected with a push handle.

(III) advantageous effects

Compared with the prior art, the invention provides a PCB laser marking positioning device, which has the following beneficial effects:

1. the PCB laser marking positioning device is characterized in that a clamping mechanism is arranged, when a PCB needs to be clamped, thrust towards the installation position of the PCB is applied to two push rods in two clamping frames, the push rods move in push holes of a supporting plate after being stressed to push a transmission disc to synchronously move and simultaneously stretch a spring, when the transmission disc moves, the two clamping plates are pushed to move back to back through two transmission rods which are hinged and symmetrically arranged, so that a supporting pipe is driven to synchronously move on a supporting column, the two clamping plates are opened, then the PCB is placed among the four clamping plates, then the push rods are slowly loosened, the transmission disc is pushed to reset under the action of self reset force of a compressed spring, the two clamping plates move oppositely again through the transmission of the transmission rods to fixedly clamp the PCB, when the PCB needs to be disassembled, the thrust towards the direction of the PCB needs to be applied to the push rods again, can make four grip blocks of centre gripping PCB board open, convenient loads and unloads the PCB board, efficiency when having improved the loading and unloading of PCB board, and then improved and beaten the efficiency of mark processing to the PCB board.

Drawings

Fig. 1 is a schematic structural diagram of a laser marking positioning device for a PCB according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is an enlarged view of a portion C in fig. 1.

In the figure: the device comprises a base 1, a transverse driving seat 2, a longitudinal driving seat 3, a positioning bulge 4, a liquid positioning plate 5, a clamping frame 6, a PCB 7, a supporting plate 8, a transmission disc 9, a push rod 10, a push hole 11, a supporting column 12, a supporting tube 13, a clamping plate 14, a sliding block 15, a sliding groove 16, a rolling groove 17, a ball 18, a sliding rod 19, a piston ring 20, a push handle 21, a transmission rod 22, a piston 23, a spring 24 and a rubber pad 25.

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. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-4, a laser marking and positioning device for a PCB comprises a base 1, wherein transverse driving seats 2 are symmetrically installed on the base 1, longitudinal driving seats 3 are symmetrically installed on each transverse driving seat 2, opposite ends of the two longitudinal driving seats 3 are connected with a positioning plate 5 through positioning protrusions 4, the other end of the positioning plate 5 is connected with a U-shaped clamping frame 6, a clamping mechanism is installed in the clamping frame 6, and the two clamping mechanisms jointly clamp a PCB 7;

the clamping mechanism comprises a supporting plate 8, the supporting plate 8 is fixedly connected to the inner frame walls on the two sides of the clamping frame 6, a driving disc 9 is arranged on one side, close to the PCB 7, of the supporting plate 8, a push rod 10 is fixedly connected to the center of one end, far away from the PCB 7, of the driving disc 9, a matched push hole 11 is formed in the center of the supporting plate 8, the position, corresponding to the push rod 10, of the push rod 10 is provided, one end, far away from the driving disc 9, of the push rod 10 penetrates through the push hole 11 and extends outwards, a spring 24 is sleeved on the rod wall of the push rod 10, two ends of the spring 24 are respectively connected with the supporting plate 10 and the driving disc 9, supporting columns 12 are symmetrically and fixedly connected to the inner frame walls on the two sides, close to the frame opening, of the clamping frame 6, supporting columns 13 are sleeved on the column walls of the supporting columns 12 and are in sliding connection, the two clamping plates 14 are arranged at two ends of the PCB 7, the annular side wall of the transmission disc 9 is symmetrically hinged with transmission rods 22, and the other ends of the two transmission rods 22 are respectively hinged with the two clamping plates 14;

when the PCB 7 needs to be clamped, thrust towards the installation position of the PCB 7 is applied to two push rods 10 in two clamping frames 6, the push rods 10 move in the push holes 11 of the supporting plate 8 after being stressed, the transmission disc 9 is pushed to synchronously move and simultaneously stretch the springs 24, when the transmission disc 9 moves, the two clamping plates 14 are pushed to move back through the two transmission rods 22 which are hinged and symmetrically arranged, so that the supporting tube 13 is driven to synchronously move on the supporting column 12, the two clamping plates 14 are opened, then the PCB 7 is placed among the four clamping plates 14, then the push rods 10 are slowly loosened, under the self-reset force of the compressed springs 24, the transmission discs 9 are pushed to reset, the two clamping plates 14 move oppositely again through the transmission of the transmission rods 22, the PCB 7 is fixedly clamped, and when the PCB 7 needs to be dismounted, and the four clamping plates 14 for clamping the PCB 7 can be opened only by applying the thrust towards the direction of the PCB 7 to the push rod 10 again, so that the PCB 7 can be conveniently and quickly assembled and disassembled, the efficiency of assembling and disassembling the PCB 7 is improved, and the efficiency of marking the PCB 7 is improved.

The inner pipe wall of the supporting pipe 13 far away from one end of the PCB 7 is symmetrically and fixedly connected with sliders 15, the position of the supporting pipe 12 on the pipe wall corresponding to the sliders 15 is provided with a matched sliding groove 16, one end of each slider 15 close to the bottom of the sliding groove 16 penetrates through a groove opening of the corresponding sliding groove 16 and extends into the corresponding sliding groove 16, the sliders 15 are connected in the corresponding sliding grooves 16 in a sliding mode, when the supporting pipe 12 and the supporting pipe 13 move relatively, the sliders 15 also move relatively in the sliding grooves 16, and the supporting pipe 12 is prevented from being separated from the supporting pipe 13.

Use push rod 10 as the even equidistance of annular to have seted up four rolling grooves 17 on the pore wall of push away hole 11, be equipped with rolling ball 18 in the rolling groove 17, ball 18 passes the notch setting of rolling groove 17, and ball 18 roll connection establishes through being annular distribution and rotates ball 18 centre gripping push rod 10 on the pole wall of push rod 10, when push rod 10 moves in pushing away hole 11, drives ball 18 and rolls, reduces the frictional resistance of push rod 10 when moving in push away hole 11.

A rubber pad 25 is arranged between the clamping plate 14 and the PCB 7, and the rubber pad 25 is fixedly connected to the side wall of the clamping plate 14, so that the clamping plate 7 is prevented from being in hard contact with the PCB 7, and the damage of the two parties is avoided.

One end of the supporting column 12 close to the PCB board 7 is fixedly connected with a piston 23 matched with the supporting tube 13, the piston 23 is slidably connected to the inner tube wall of the supporting tube 13, and when the supporting column 12 and the supporting tube 13 move relatively, air in the supporting tube 13 is compressed through the piston 23, so that the reset force applied to the clamping plate 14 is improved.

A sliding rod 19 is fixedly connected in the sliding groove 16 along the vertical direction, the sliding rod 19 penetrates through the sliding block 15, and the sliding block 15 is slidably connected to the rod wall of the sliding rod 19, so that the sliding block 15 moves in the sliding groove 16 more stably, and the sliding block 15 is prevented from being separated from the sliding groove 16.

The annular side wall of the piston 23 is provided with a piston groove, the piston groove is internally sleeved with the piston ring 20, and the outer annular wall of the piston ring 20 is arranged on the inner pipe wall of the support pipe 13, so that the sealing property between the piston 23 and the support pipe 13 is improved.

One end of the push rod 10 far away from the transmission disc 9 is fixedly connected with a push handle 21, and the push rod 10 is convenient to apply force through the push handle 21.

In conclusion, when the PCB 7 needs to be clamped, thrust towards the installation position of the PCB 7 is applied to two push rods 10 in two clamping frames 6, the push rods 10 move in the push holes 11 of the supporting plate 8 after being stressed, the spring 24 is stretched while the driving plate 9 moves synchronously, when the driving plate 9 moves, the two clamping plates 14 are pushed to move back by the two driving rods 22 which are hinged and symmetrically arranged, so that the supporting tube 13 is driven to move synchronously on the supporting column 12, the two clamping plates 14 are opened, the PCB 7 is placed between the four clamping plates 14, then the push rods 10 are slowly loosened, the driving plate 9 is pushed to reset under the self-resetting force of the compressed spring 24, the two clamping plates 14 move oppositely again through the transmission of the driving rods 22, and the PCB 7 is fixedly clamped, when the PCB 7 needs to be detached, the push rod 10 is required to be applied with thrust towards the direction of the PCB 7 again, so that the four clamping plates 14 for clamping the PCB 7 can be opened, the PCB 7 can be conveniently detached, the efficiency of the PCB 7 during detachment is improved, and the efficiency of marking the PCB 7 is improved.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 PCB laser marking positioner, includes base (1), horizontal drive seat (2), every are installed to the symmetry on base (1) equal symmetry is installed on horizontal drive seat (2) vertically drive seat (3), two the end in opposite directions of vertically driving seat (3) all is connected with locating plate (5), its characterized in that through location arch (4): the other end of the positioning plate (5) is connected with a U-shaped clamping frame (6), clamping mechanisms are installed in the clamping frame (6), and the two clamping mechanisms clamp a PCB (7) together;

the clamping mechanism comprises a supporting plate (8), the supporting plate (8) is fixedly connected to the inner frame walls of the two sides of the clamping frame (6) together, a transmission disc (9) is arranged on one side, close to the PCB (7), of the supporting plate (8), a push rod (10) is fixedly connected to the center of one end, far away from the PCB (7), of the transmission disc (9), a matched push hole (11) is formed in the position, corresponding to the push rod (10), of the center of the supporting plate (8), one end, far away from the transmission disc (9), of the push rod (10) penetrates through the push hole (11) and extends outwards, a spring (24) is sleeved on the rod wall of the push rod (10), the two ends of the spring (24) are respectively connected with the supporting plate (10) and the transmission disc (9), supporting columns (12) are fixedly connected to the inner frame walls of the two sides, close to one end of the frame opening, of the clamping frame (6) symmetrically, supporting columns (13, support column (12) and stay tube (13) sliding connection, the one end that stay tube (13) are close to PCB board (7) passes support column (12) and sets up, one end fixedly connected with grip block (14), two that stay tube (13) are close to PCB board (7) the both ends of grip block (14) centre gripping PCB board (7) set up, the symmetry articulates on the annular lateral wall of driving plate (9) has transfer line (22), two the other end of transfer line (22) is articulated mutually with two grip blocks (14) respectively.

2. The laser marking and positioning device for the PCB as claimed in claim 1, wherein: the inner pipe wall of the supporting pipe (13) far away from one end of the PCB (7) is symmetrically and fixedly connected with sliding blocks (15), the position, corresponding to the sliding blocks (15), of the column wall of the supporting column (12) is provided with matched sliding grooves (16), one end, close to the bottoms of the sliding grooves (16), of each sliding block (15) penetrates through a notch of the corresponding sliding groove (16) and extends into the corresponding sliding groove (16), and the sliding blocks (15) are connected in the corresponding sliding grooves (16) in a sliding mode.

3. The laser marking and positioning device for the PCB as claimed in claim 1, wherein: use push rod (10) as the center on the pore wall of push away hole (11) to be four rolling grooves (17) of having seted up of the even equidistance of annular, be equipped with rolling ball (18) in rolling groove (17), ball (18) pass the notch setting of rolling groove (17), and ball (18) roll connection is on the pole wall of push rod (10).

4. The laser marking and positioning device for the PCB as claimed in claim 1, wherein: a rubber pad (25) is arranged between the clamping plate (14) and the PCB (7), and the rubber pad (25) is fixedly connected to the side wall of the clamping plate (14).

5. The laser marking and positioning device for the PCB as claimed in claim 1, wherein: one end of the supporting column (12) close to the PCB (7) is fixedly connected with a piston (23) matched with the supporting tube (13), and the piston (23) is connected to the inner tube wall of the supporting tube (13) in a sliding mode.

6. The PCB laser marking positioning device as claimed in claim 2, wherein: a sliding rod (19) is fixedly connected in the sliding groove (16) along the vertical direction, the sliding rod (19) penetrates through the sliding block (15), and the sliding block (15) is connected to the rod wall of the sliding rod (19) in a sliding mode.

7. The PCB laser marking positioning device of claim 5, wherein: a piston groove is formed in the annular side wall of the piston (23), a piston ring (20) is sleeved in the piston groove, and the outer annular wall of the piston ring (20) is arranged on the inner pipe wall of the supporting pipe (13).

8. The laser marking and positioning device for the PCB as claimed in claim 1, wherein: one end of the push rod (10) far away from the transmission disc (9) is fixedly connected with a push handle (21).