CN112725869B

CN112725869B - Clamp for electroplating hanging plate of gantry line PCB

Info

Publication number: CN112725869B
Application number: CN202011604333.7A
Authority: CN
Inventors: 吴昱凯; 梁飞; 戴彬; 乔文举; 余仁水
Original assignee: Guangdong Prosper Automation Equipment Co ltd
Current assignee: Guangdong Prosper Automation Equipment Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-21
Anticipated expiration: 2040-12-30
Also published as: CN112725869A

Abstract

The invention discloses a gantry line PCB plate electroplating hanging plate clamp, which belongs to the technical field of printed circuit boards and comprises a workbench, and a centering part and two clamping parts which are arranged on the workbench, wherein the centering part is arranged at the top of the workbench, the clamping parts are provided with two groups, the two groups of clamping parts are respectively arranged at the top of the workbench and positioned at the left side and the right side of the centering part, each centering part comprises a centering bottom plate, a first centering rod, a second centering rod, a centering cross rod and a centering column, when in work, a PCB plate is placed at the top of the centering bottom plate and positioned between the two centering columns, the first centering rod is pushed backwards at the moment, so that a rectangle formed by the first centering rod, the second centering rod and the two centering cross rods is gradually deformed into a parallelogram, the distance between the first centering rod and the second centering rod is gradually reduced, and the PCB plate is clamped by the first centering rod and the second centering rod, and the centering of the PCB is realized by limiting the two centering columns.

Description

Clamp for electroplating hanging plate of gantry line PCB

Technical Field

The invention relates to the technical field of printed circuit boards, in particular to a gantry line PCB electroplating hanging plate clamp.

Background

The electronic device is a device made by utilizing and controlling the motion law of electrons in vacuum, gas or solid, and is divided into an electric vacuum device, an inflation tube device and a solid electronic device, and the electronic device has the functions of rectification, amplification, modulation, oscillation, frequency conversion, phase locking, control, correlation and the like in an analog circuit.

However, the inside mostly needs the PCB circuit board of current electron device to carry out electric elements's bearing, the operation need be electroplated to the PCB circuit board in the manufacture process, electron device carries out the centre gripping through electroplating link plate anchor clamps mostly when electroplating, the top of panel is mostly carried out the centre gripping with current electroplating link plate anchor clamps when panel is electroplated in the centre gripping, the flow of plating solution can produce certain thrust in the plating bath, will cause electroplating panel centre gripping department to become flexible easily and drop like this, panel atress is buckled even, cause electron device's damage, clamping stability is relatively poor, link plate anchor clamps among the most important prior art can't carry out the self-centering to the PCB circuit board, all need the manual work to carry out the centering when leading to link plate anchor clamps centre gripping PCB circuit board at every turn, operating personnel's working strength has been increased.

Disclosure of Invention

The embodiment of the invention provides a gantry line PCB electroplating hanging plate clamp, and aims to solve the technical problems that a hanging plate clamp in the prior art cannot automatically center a PCB, manual centering is needed each time the hanging plate clamp clamps the PCB, and the working strength of operators is increased.

The embodiment of the invention adopts the following technical scheme: the centering device comprises a workbench, and a centering component and a clamping component which are arranged on the workbench, wherein the centering component is arranged at the top of the workbench, the clamping component is provided with two groups, the two groups of clamping components are respectively arranged at the top of the workbench and positioned at the left side and the right side of the centering component, the centering component comprises a centering bottom plate, a first centering rod, a second centering rod, a centering cross rod and a centering column, the centering bottom plate is arranged at the upper side of the workbench, the first centering rod is arranged at the left side of the top of the centering bottom plate, the second centering rod is arranged at the right side of the top of the centering bottom plate, the two centering cross rods are respectively arranged at the front side and the rear side of the top of the centering bottom plate, each centering cross rod is rotatably connected with the centering bottom plate, and the front end and the rear end of each of the first centering rod and the second centering rod are hinged with the two centering cross rods, first centering rod, second centering rod and two centering horizontal pole constitutes confined rectangle jointly, the centering post is equipped with two, two the centering post sets up respectively both sides just are in the inside that first centering rod, second centering rod and two centering horizontal poles constitute confined rectangle around the centering bottom plate top.

Furthermore, the centering component further comprises a centering motor, a centering screw and a reset spring, the centering motor is arranged on the front side of the centering bottom plate, a T-shaped block is further arranged at the bottom of the centering motor, a T-shaped groove is formed in the centering bottom plate, the T-shaped block is clamped in the T-shaped groove, the centering motor is in sliding connection with the centering bottom plate through the matching of the T-shaped block and the T-shaped groove, the centering screw is arranged on a main shaft of the centering motor, the centering screw is in threaded fit connection with the centering bottom plate, a ball head is arranged at the other end of the centering screw, the ball head abuts against the first centering rod, one end of the reset spring is sleeved at the rear end of the second centering rod, the other end of the reset spring is fixedly connected with the centering bottom plate, and the centering motor can drive the centering screw to rotate when working, the centering screw rod is connected with the centering bottom plate in a thread fit mode to move the centering screw rod backwards, so that the first centering rod, the second centering rod and the two centering transverse rods are driven to be changed into a parallelogram.

Further, the top of the workbench is further provided with a connecting block, the connecting block penetrates through the centering bottom plate, the connecting block is provided with a sliding block, the centering bottom plate is provided with a sliding groove, the centering bottom plate passes through the matching of the sliding block and the sliding groove and is connected with the connecting block in a sliding mode, the bottom of the workbench is further provided with two centering cylinders, the two centering cylinders are respectively located on the front side and the rear side of the workbench, and a main shaft of each centering cylinder penetrates through the workbench and the centering bottom plate.

Further, the clamping part includes grip block, centre gripping axle, double-layered post and centre gripping gear, the grip block sets up the top of workstation, the grip block is the L type, just both sides all are equipped with the riser around the grip block top, the centre gripping axle sets up two between the riser, just the centre gripping axle rotates with two the riser and connects, the centre gripping gear box is established epaxial in the centre gripping, it is in to press from both sides the post setting the top of grip block, just press from both sides the post with grip block sliding connection, be equipped with the rack on the double-layered post, the rack on the double-layered post with centre gripping gear engagement.

Furthermore, the clamping columns and the clamping gears are arranged in two, the clamping gears are coaxially arranged and are respectively positioned on the front side and the rear side of the clamping shaft, and the clamping columns respectively correspond to the clamping gears.

Further, the clamping part still includes drive gear and driving rack, drive gear and two the centre gripping gear is coaxial to be set up, just drive gear is located two between the centre gripping gear, the grip block top is equipped with the sliding tray, the driving rack sets up in the sliding tray and with sliding tray sliding connection, drive gear with the driving rack meshing, works as the driving rack is in when sliding in the sliding tray, can drive gear is rotatory, because drive gear and two the centre gripping gear is coaxial to be set up, works as when drive gear is rotatory, drives two centre gripping gears rotatory through the centre gripping axle simultaneously.

Furthermore, a clamping cylinder is further arranged on the clamping plate, and a main shaft of the clamping cylinder penetrates through the clamping plate and is fixedly connected with the transmission rack.

The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:

firstly, when the centering component works, the PCB is placed at the top of the centering bottom plate and between the two centering columns, the first centering rod is pushed backwards at the moment, the rectangle formed by the first centering rod, the second centering rod and the two centering transverse rods is gradually deformed into a parallelogram, the distance between the first centering rod and the second centering rod is gradually reduced, the PCB is clamped through the first centering rod and the second centering rod, and then the two centering columns are used for limiting, so that the centering of the PCB is realized.

Secondly, when the centering motor works, the centering screw can be driven to rotate, the centering screw is driven to move backwards through the thread fit connection of the centering screw and the centering bottom plate, so that the first centering rod, the second centering rod and the two centering transverse rods are driven to be changed into a parallelogram, the centering of the PCB is realized, when the centering motor rotates reversely, the centering screw moves forwards, the centering screw loses the limitation on the first centering rod, the second centering rod drives the first centering rod and the two centering transverse rods to reset under the elastic force of the reset spring, and the next centering work is facilitated.

Thirdly, when the centering cylinder works, the centering bottom plate can be driven to slide up and down on the connecting block, so that the centering component can be conveniently moved away after centering is completed, and the centering component is prevented from interfering the PCB to perform other procedures.

Fourthly, the clamping column is connected with the clamping plate in a sliding mode, a rack is arranged on the clamping column, the rack on the clamping column is meshed with the clamping gear, when the transmission rack slides in the sliding groove, the transmission gear can be driven to rotate, and as the transmission gear and the two clamping gears are coaxially arranged, when the transmission gear rotates, the two clamping gears are driven to rotate through the clamping shaft, so that the two clamping columns are controlled to move up and down to clamp or release the PCB.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a first schematic view of the working state of the table and the centering member of the present invention;

FIG. 3 is a second schematic view of the working state of the table and centering device of the present invention;

FIG. 4 is a schematic perspective view of a centering member of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

FIG. 6 is a perspective view of a clamping member of the present invention;

fig. 7 is an exploded view of the clamping member of the present invention.

Reference numerals

The device comprises a workbench 1, a centering component 2, a clamping component 3, a connecting block 11, a centering bottom plate 21, a first centering rod 22, a second centering rod 23, a centering cross rod 24, a centering column 25, a centering motor 26, a centering screw 27, a return spring 28, a T-shaped groove 29, a T-shaped block 210, a ball head 211, a centering cylinder 212, a clamping plate 31, a clamping shaft 32, a clamping column 33, a clamping gear 34, a transmission gear 35, a transmission rack 36, a sliding groove 37 and a clamping cylinder 38.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

The embodiment of the invention provides a gantry line PCB plating hanging plate clamp which comprises a workbench 1, and a centering part 2 and a clamping part 3 which are arranged on the workbench 1, wherein the centering part 2 is arranged at the top of the workbench 1, the centering part 2 is used for centering PCB plates, two groups of clamping parts 3 are arranged, the two groups of clamping parts 3 are respectively arranged at the top of the workbench 1 and positioned at the left side and the right side of the centering part 2, the clamping part 3 is used for clamping the PCB plates, the centering part 2 comprises a centering bottom plate 21, a first centering rod 22, a second centering rod 23, a centering cross rod 24 and a centering column 25, the centering bottom plate 21 is arranged at the upper side of the workbench 1, the first centering rod 22 is arranged at the left side of the top of the centering bottom plate 21, the second centering rod 23 is arranged at the right side of the top of the centering bottom plate 21, centering horizontal pole 24 is equipped with two, two centering horizontal pole 24 sets up respectively both sides around centering bottom plate 21 top, every centering horizontal pole 24 all with centering bottom plate 21 rotates to be connected, just both ends all with two around first centering pole 22 and the second centering pole 23 centering horizontal pole 24 is articulated, first centering pole 22, second centering pole 23 and two centering horizontal pole 24 constitute the confined rectangle jointly, centering post 25 is equipped with two, two centering post 25 sets up respectively both sides around centering bottom plate 21 top and be in first centering pole 22, second centering pole 23 and two centering horizontal poles 24 constitute the inside of confined rectangle, and during operation, place the PCB plate at centering bottom plate 21 top and be in between two centering posts 25, promote first centering pole 22 backward this moment, make first centering pole 22, The rectangle that second centering rod 23 and two centering horizontal poles 24 constitute is out of shape for parallelogram gradually, makes interval between first centering rod 22 and the second centering rod 23 reduces gradually, thereby passes through first centering rod 22 and second centering rod 23 press from both sides tight PCB plate, and the rethread is two centering post 25 is spacing, realizes the centering to the PCB plate.

Preferably, the centering member 2 further includes a centering motor 26, a centering screw 27 and a return spring 28, the centering motor 26 is disposed at the front side of the centering base plate 21, a T-shaped block 210 is further disposed at the bottom of the centering motor 26, a T-shaped groove 29 is disposed on the centering base plate 21, the T-shaped block 210 is clamped in the T-shaped groove 29, the centering motor 26 is slidably connected to the centering base plate 21 through the cooperation of the T-shaped block 210 and the T-shaped groove 29, the centering screw 27 is disposed on a main shaft of the centering motor 26, the centering screw 27 is connected to the centering base plate 21 through a screw thread, a ball 211 is disposed at the other end of the centering screw 27, the ball 211 abuts against the first centering rod 22, one end of the return spring 28 is disposed at the rear end of the second centering rod 23, and the other end of the return spring 28 is fixedly connected to the centering base plate 21, the centering motor 26 can drive the centering screw 27 to rotate when operating, the centering screw 27 is moved backwards through the thread fit connection of the centering screw 27 and the centering base plate 21, so as to drive the first centering rod 22, the second centering rod 23 and the two centering cross bars 24 to be parallelogram, and centering of the PCB plate is achieved, when the centering motor 26 rotates reversely, the centering screw 27 moves forwards, at this time, the centering screw 27 loses the limitation on the first centering rod 22, and the second centering rod 23 is driven by the elasticity of the return spring 28 to return the first centering rod 22 and the two centering cross bars 24.

Preferably, 1 top of workstation still is equipped with connecting block 11, connecting block 11 runs through centering bottom plate 21, just be equipped with the slider on the connecting block 11, be equipped with the spout on the centering bottom plate 21, centering bottom plate 21 passes through the cooperation of slider and spout with 11 sliding connection of connecting block, 1 bottom of workstation still is equipped with two centering cylinders 212, two centering cylinders 212 are in respectively both sides around workstation 1, the main shaft of centering cylinder 212 runs through workstation 1 with centering bottom plate 21 fixed connection, works as centering cylinder 212 during operation, can drive centering bottom plate 21 is in slide from top to bottom on the connecting block 11, move away after the centering of being convenient for is accomplished centering part 2 prevents that centering part 2 from hindering the PCB plate to carry out other processes.

Preferably, clamping part 3 includes grip block 31, centre gripping axle 32, presss from both sides post 33 and centre gripping gear 34, grip block 31 sets up the top of workstation 1, grip block 31 is the L type, just both sides all are equipped with the riser around the grip block 31 top, grip shaft 32 sets up two between the riser, just grip shaft 32 and two the riser rotates to be connected, centre gripping gear 34 cover is established on the grip shaft 32, it sets up to press from both sides post 33 the top of grip block 31, just it 33 with grip block 31 sliding connection to press from both sides post 33, be equipped with the rack on the clamp post 33, the rack on the clamp post 33 with the meshing of centre gripping gear 34, work as when centre gripping gear 34 is rotatory, can drive it is in to press from both sides post 33 slide up and down on the grip block 31, work as when clamp post 33 moves down, can press from both sides tight PCB plate.

Preferably, the clamping columns 33 and the clamping gears 34 are arranged in two, the clamping gears 34 are coaxially arranged and are respectively arranged on the front side and the rear side of the clamping shaft 32, the clamping columns 33 respectively correspond to the clamping gears 34, and the clamping device has the advantage that the contact area between the clamping columns and the PCB is increased when the PCB is clamped.

Preferably, the clamping member 3 further includes a transmission gear 35 and a transmission rack 36, the transmission gear 35 and two of the clamping gears 34 are coaxially disposed, and the transmission gear 35 is located between the two clamping gears 34, the top of the clamping plate 31 is provided with a sliding slot 37, the transmission rack 36 is disposed in the sliding slot 37 and slidably connected to the sliding slot 37, the transmission gear 35 is engaged with the transmission rack 36, when the transmission rack 36 slides in the sliding slot 37, the transmission gear 35 can be driven to rotate, because the transmission gear 35 and two of the clamping gears 34 are coaxially disposed, when the transmission gear 35 rotates, the two clamping gears 34 are simultaneously driven to rotate by the clamping shaft 32, thereby controlling the two clamping posts 33 to move up and down to clamp or release the PCB board.

Preferably, a clamping cylinder 38 is further disposed on the clamping plate 31, a main shaft of the clamping cylinder 38 penetrates through the clamping plate 31 and is fixedly connected with the transmission rack 36, and when the clamping cylinder 38 works, the transmission cylinder can be driven to slide in the sliding groove 37.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a gantry line PCB plate electroplates link plate anchor clamps which characterized in that includes: the centering device comprises a workbench (1), centering components (2) and clamping components (3) which are arranged on the workbench (1), wherein the centering components (2) are arranged at the top of the workbench (1), the clamping components (3) are provided with two groups, the two groups of clamping components (3) are respectively arranged at the top of the workbench (1) and positioned at the left side and the right side of the centering components (2), the centering components (2) comprise a centering bottom plate (21), a first centering rod (22), a second centering rod (23), a centering cross rod (24) and a centering column (25), the centering bottom plate (21) is arranged at the upper side of the workbench (1), the first centering rod (22) is arranged at the left side of the top of the centering bottom plate (21), the second centering rod (23) is arranged at the right side of the top of the centering bottom plate (21), the centering cross rods (24) are provided with two groups, the two centering transverse rods (24) are respectively arranged on the front side and the rear side of the top of the centering bottom plate (21), each centering transverse rod (24) is rotatably connected with the centering bottom plate (21), the front end and the rear end of each of the first centering rod (22) and the second centering rod (23) are hinged to the two centering transverse rods (24), the first centering rod (22), the second centering rod (23) and the two centering transverse rods (24) jointly form a closed rectangle, the two centering columns (25) are arranged, the two centering columns (25) are respectively arranged on the front side and the rear side of the top of the centering bottom plate (21) and are positioned in the closed rectangle formed by the first centering rod (22), the second centering rod (23) and the two centering transverse rods (24), and the centering part (2) further comprises a centering motor (26), a centering screw (27) and a reset spring (28), centering motor (26) sets up the front side of centering bottom plate (21), just the bottom of centering motor (26) still is equipped with T type piece (210), be equipped with T type groove (29) on centering bottom plate (21), T type piece (210) joint is in T type groove (29), centering motor (26) pass through the cooperation of T type piece (210) and T type groove (29) with centering bottom plate (21) sliding connection, centering screw (27) set up on the main shaft of centering motor (26), centering screw (27) with centering bottom plate (21) pass through screw-thread fit connection, just be equipped with bulb (211) on the other end of centering screw (27), bulb (211) are supported on first centering rod (22), reset spring (28) pot head is established the rear end of second centering rod (23), the other end of the return spring (28) is fixedly connected with the centering bottom plate (21), when the centering motor (26) works, the centering screw (27) can be driven to rotate, and the centering screw (27) moves backwards through the thread fit connection of the centering screw (27) and the centering bottom plate (21), so that the first centering rod (22), the second centering rod (23) and the two centering cross rods (24) are driven to be in a parallelogram shape; the top of the workbench (1) is further provided with a connecting block (11), the connecting block (11) penetrates through the centering bottom plate (21), a sliding block is arranged on the connecting block (11), a sliding groove is formed in the centering bottom plate (21), the centering bottom plate (21) is in sliding connection with the connecting block (11) through the matching of the sliding block and the sliding groove, two centering cylinders (212) are further arranged at the bottom of the workbench (1), the two centering cylinders (212) are respectively arranged on the front side and the rear side of the workbench (1), a main shaft of each centering cylinder (212) penetrates through the workbench (1) and the centering bottom plate (21) and is fixedly connected with the clamping component (3) which comprises a clamping plate (31), a clamping shaft (32), a clamping column (33) and a clamping gear (34), the clamping plate (31) is arranged at the top of the workbench (1), and the clamping plate (31) is of an L shape, just both sides all are equipped with the riser around grip block (31) top, centre gripping axle (32) set up two between the riser, just centre gripping axle (32) and two the riser rotates to be connected, centre gripping gear (34) cover is established on centre gripping axle (32), it sets up to press from both sides post (33) the top of grip block (31), just press from both sides post (33) with grip block (31) sliding connection, be equipped with the rack on pressing from both sides post (33), the rack on the clamp post (33) with centre gripping gear (34) meshing.

2. The gantry line PCB board electroplating hanging plate clamp as claimed in claim 1, wherein the number of the clamping columns (33) and the number of the clamping gears (34) are two, the two clamping gears (34) are coaxially arranged and are respectively arranged at the front side and the rear side of the clamping shaft (32), and the two clamping columns (33) are respectively arranged corresponding to the clamping gears (34).

3. The gantry line PCB board electroplating hanging plate clamp as claimed in claim 2, wherein the clamping part (3) further comprises a transmission gear (35) and a transmission rack (36), the transmission gear (35) is coaxially arranged with the two clamping gears (34), the transmission gear (35) is positioned between the two clamping gears (34), a sliding groove (37) is formed in the top of the clamping plate (31), the transmission rack (36) is arranged in the sliding groove (37) and is in sliding connection with the sliding groove (37), the transmission gear (35) is meshed with the transmission rack (36), when the transmission rack (36) slides in the sliding groove (37), the transmission gear (35) can be driven to rotate, and as the transmission gear (35) and the two clamping gears (34) are coaxially arranged, when the transmission gear (35) rotates, the two clamping gears (34) are driven to rotate simultaneously through the clamping shaft (32).

4. The gantry line PCB board electroplating hanging plate clamp as claimed in claim 3, wherein a clamping cylinder (38) is further arranged on the clamping plate (31), and a main shaft of the clamping cylinder (38) penetrates through the clamping plate (31) and is fixedly connected with the transmission rack (36).