CN216330761U

CN216330761U - PCB board center location structure

Info

Publication number: CN216330761U
Application number: CN202122990228.8U
Authority: CN
Inventors: 刘鹍; 李伟; 李晓雷; 刘期刚; 钱倩
Original assignee: Guangde Jinteng Electronic Technology Co ltd
Current assignee: Guangde Jinteng Electronic Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-19
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a central positioning structure of a PCB (printed circuit board), which comprises an operation table, wherein grooves are formed in the left end and the right end of the operation table, rectangular holes are formed in the front side and the rear side of the top end of the operation table, a positioning device is movably connected inside the rectangular holes, a lifting table is movably connected in the middle of the operation table, two symmetrical connecting holes are formed in the middle of the operation table, the connecting holes are symmetrical by taking the lifting table as a symmetrical axis, and a pushing device is movably connected to the right side inside the connecting holes. According to the utility model, through the arranged positioning device, the first telescopic rod is used for pushing the positioning strip to position the PCB on the lifting platform, or the first lifting rod is controlled to push the connecting block to a certain height, and then the servo motor is controlled to drive the rotating disc to rotate, so that the PCB on the opposite side of the positioning strip is turned over, the central positioning of the PCB and the turning over of the PCB are facilitated, and the back of the PCB is subjected to solder paste printing.

Description

PCB board center location structure

Technical Field

The utility model belongs to the technical field of PCBs, and particularly relates to a PCB center positioning structure.

Background

The PCB is manufactured and processed by adopting an electronic printing technology, and before the electronic components are printed, solder paste printing needs to be carried out on the welding positions of the corresponding electronic components on the PCB.

The existing PCB has the defects that the center of the PCB is positioned and operated complicatedly when solder paste at a welding part is printed, and the front side and the back side of the PCB cannot be adjusted when the solder paste is printed, so that the working efficiency is influenced and the use flexibility of the device is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a PCB center positioning structure, which solves the problems that the center positioning operation of the PCB is complicated, the front side and the back side of the PCB cannot be adjusted during solder paste printing, the working efficiency is influenced and the use flexibility of the device is reduced when the solder paste printing is carried out on the conventional PCB.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PCB board center location structure, includes the operation panel, both ends are seted up flutedly about the operation panel, the rectangular hole has been seted up to both sides around the top of operation panel, the inside swing joint of rectangular hole has positioner, the intermediate position swing joint of operation panel has the elevating platform, the connecting hole of two symmetries is seted up to the centre inside of operation panel, and the connecting hole uses the elevating platform to carry out the symmetry as the symmetry axis, the inside right side swing joint of connecting hole has pusher, the bottom fixedly connected with installation base of operation panel.

Preferably, positioner includes connecting block, telescopic link, location strip, rolling disc, servo motor one and lifter one, the inside swing joint of connecting block has the rolling disc, and the front end swing joint of rolling disc has the telescopic link, the top of telescopic link extends to the outside of connecting block, and the top fixedly connected with location strip of telescopic link, the rear end fixedly connected with servo motor one of connecting block, the bottom fixedly connected with lifter one of connecting block.

By adopting the technical scheme, the PCB turnover device has the advantages that the PCB can be conveniently centered and turned over, so that the back of the PCB can be processed.

Preferably, the output end of the first servo motor extends to the inside of the connecting block, the output end of the first servo motor is movably connected with the rotating disc, and the positioning strip forms a rotating structure with the first servo motor through the telescopic rod and the rotating disc.

By adopting the technical scheme, the PCB turnover device has the advantage of being beneficial to adjusting the height of the positioning strip to turn over the PCB.

Preferably, the front side of location strip is opened and is equipped with the draw-in groove, the inside bottom of draw-in groove is the arc, the bottom fixed connection of lifter one is on the installation base, the installation base passes through lifter one and positioner elevation structure.

By adopting the technical scheme, the PCB clamping device has the advantage of being beneficial to the positioning strips to clamp the PCB for operation.

Preferably, a plurality of positioning holes are formed in the surface of the lifting platform, a second lifting rod is fixedly connected to the bottom end of the lifting platform, the bottom end of the second lifting rod is fixedly connected to the mounting base, and the lifting platform and the mounting base form a lifting structure through the second lifting rod.

Through adopting above-mentioned technical scheme, the advantage lies in being favorable to accomplishing the location back at the PCB board, utilizes trompil and locating hole on the PCB board to fix it, and the PCB board takes place the displacement when preventing to carry out solder paste printing and influences product quality.

Preferably, the pushing device comprises a second servo motor and a pushing strip, the second servo motor is fixedly connected to the surface of the operating platform, the bottom-side output end of the second servo motor extends to the right side of the inside of the connecting hole, one end of the pushing strip is movably connected to the bottom-side output end of the second servo motor, and the pushing strip is located inside the connecting hole.

Through adopting above-mentioned technical scheme, the advantage lies in being favorable to promoting the PCB board of processing completion on the elevating platform to the groove connection department conveyer belt on and carry out the conveying.

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

1. through the positioner who sets up, utilize one telescopic link to promote the PCB board of location strip on with the elevating platform and fix a position, perhaps control the lifter one and promote the connecting block to a take the altitude, the servo motor of controlling again drives the rolling disc and rotates to make the PCB board of location strip opposite side overturn, be favorable to conveniently carrying out the center location to the PCB board and carrying out the turn-over to the PCB board, thereby carry out the tin cream printing to the PCB board back.

2. Through the pusher who sets up, utilize two drive propelling movement strip reciprocating rotary motion of servo motor, be favorable to promoting the PCB board of processing completion on the elevating platform and convey to the groove connection department conveyer belt, through the locating hole that sets up, utilize a plurality of locating hole that the elevating platform was seted up, be favorable to accomplishing the back of fixing a position at the PCB board, utilize trompil and locating hole on the PCB board to fix it, the PCB board takes place the displacement when preventing to carry out tin cream printing and influences product quality.

Drawings

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

FIG. 2 is a bottom view of the present invention;

FIG. 3 is a schematic view of a positioning device according to the present invention;

fig. 4 is a schematic structural diagram of the pushing device of the present invention.

In the figure: 1. an operation table; 2. a groove; 3. a rectangular hole; 4. a positioning device; 401. connecting blocks; 402. a telescopic rod; 403. a positioning bar; 404. rotating the disc; 405. a first servo motor; 406. a first lifting rod; 5. a lifting platform; 6. connecting holes; 7. a pushing device; 701. a servo motor II; 702. pushing the strip; 8. installing a base; 9. a card slot; 10. a second lifting rod; 11. and (7) positioning the holes.

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.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a PCB board center location structure, including operation panel 1, both ends are seted up flutedly 2 about operation panel 1, rectangular hole 3 has been seted up to both sides around the top of operation panel 1, the inside swing joint of rectangular hole 3 has positioner 4, the intermediate position swing joint of operation panel 1 has elevating platform 5, connecting hole 6 of two symmetries is seted up to the centre inside of operation panel 1, and connecting hole 6 uses elevating platform 5 to carry out the symmetry as the symmetry axis, the inside right side swing joint of connecting hole 6 has pusher 7, the bottom fixedly connected with installation base 8 of operation panel 1.

In this embodiment, the conveyor belt is connected to the groove 2, and when the PCB is transferred to the elevating platform 5 through the conveyor belt, the telescopic rod 402 is controlled to push the positioning strip 403 to perform central positioning on the PCB on the lifting platform 5, the positioning hole 11 is used for fixing the PCB, the lifting platform 5 is pushed to be lifted by the second lifting rod 10 to perform PCB solder paste printing, or the first lifting rod 406 is controlled to push the connecting block 401 to a certain height, and then the first servo motor 405 is controlled to drive the rotating disc 404 to rotate, thereby overturning the PCB on the opposite side of the positioning strip 403, processing the PCB after the overturning and positioning and fixing the PCB on the lifting platform 5 again, lowering the lifting platform 5 to the lowest height by using the second lifting rod 10 after the processing is finished, therefore, the pushing strip 702 is positioned on the upper surface of the lifting table 5, and the second servo motor 701 drives the pushing strip 702 to push the PCB to a conveying belt connected with the groove 2 on the other side of the operating platform 1.

Example two:

as shown in fig. 1-3, on the basis of the first embodiment, the present invention provides a technical solution: the positioning device 4 comprises a connecting block 401, an expansion link 402, a positioning bar 403, a rotating disc 404, a first servo motor 405 and a first lifting rod 406, the rotating disc 404 is movably connected inside the connecting block 401, the front end of the rotating disc 404 is movably connected with the expansion link 402, the top end of the expansion link 402 extends to the outer side of the connecting block 401, the top end of the expansion link 402 is fixedly connected with the positioning bar 403, the first servo motor 405 is fixedly connected with the rear end of the connecting block 401, the first lifting rod 406 is fixedly connected with the bottom end of the connecting block 401, the output end of the first servo motor 405 extends to the inside of the connecting block 401, the output end of the first servo motor 405 is movably connected with the rotating disc 404, the positioning bar 403 and the first servo motor 405 form a rotating structure through the expansion link 402 and the rotating disc 404, a clamping groove 9 is formed in the front side of the positioning bar 403, the inner bottom end of the clamping groove 9 is arc-shaped, the bottom end of the first lifting rod 406 is fixedly connected on the mounting base 8, the mounting base 8 is elevated and lowered with the positioning device 4 through the first elevating rod 406.

In this embodiment, promote the PCB board of location strip 403 on with elevating platform 5 through control telescopic link 402 and carry out the center location, perhaps control lifter 406 and promote connecting block 401 to take the altitude, and a servo motor 405 of controlling again drives rolling disc 404 and rotates to make the PCB board of location strip 403 opposite side overturn, be favorable to conveniently carrying out the center location and turning over the PCB board to the PCB board, thereby carry out tin cream printing to the PCB board back.

Example three:

as shown in fig. 1 and 4, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: a plurality of locating hole 11 has been seted up on the surface of elevating platform 5, two 10 of bottom fixedly connected with lifter of elevating platform 5, the bottom fixed connection of two 10 of lifter is on installation base 8, elevating platform 5 constitutes the lifting structure through two 10 of lifter and installation base 8, pusher 7 includes two 701 of servo motor and propelling movement strip 702, two 701 fixed connection of servo motor are on the surface of operation panel 1, and the bottom side output of two 701 of servo motor extends to the inside right side of connecting hole 6, the one end swing joint of propelling movement strip 702 is on two 701 of servo motor's bottom side output, and propelling movement strip 702 is located the inside of connecting hole 6.

In this embodiment, utilize locating hole 11 to fix the PCB board, rethread two 10 promotion elevating platforms 5 lifts carry out PCB board tin cream printing, are favorable to promoting the PCB board of processing completion on the elevating platform 5 to conveying on the recess 2 junction conveyer belt.

The working principle and the using process of the utility model are as follows: the conveyor belt is connected at the groove 2, when the PCB is conveyed to the lifting platform 5 through the conveyor belt, the telescopic rod 402 is controlled to push the positioning strip 403 to perform central positioning on the PCB on the lifting platform 5, the positioning hole 11 is used for fixing the PCB, the lifting platform 5 is pushed to be lifted by the second lifting rod 10 to perform PCB solder paste printing, or the first lifting rod 406 is controlled to push the connecting block 401 to a certain height, and then the first servo motor 405 is controlled to drive the rotating disc 404 to rotate, thereby overturning the PCB on the opposite side of the positioning strip 403, processing the PCB after the overturning and positioning and fixing the PCB on the lifting platform 5 again, lowering the lifting platform 5 to the lowest height by using the second lifting rod 10 after the processing is finished, therefore, the pushing strip 702 is positioned on the upper surface of the lifting table 5, and the second servo motor 701 drives the pushing strip 702 to push the PCB to a conveying belt connected with the groove 2 on the other side of the operating platform 1.

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 PCB board center location structure, includes operation panel (1), its characterized in that: the utility model discloses a two-dimensional operation table, including operation panel (1), rectangular hole (3) have been seted up to both ends about operation panel (1), rectangular hole (3) have been seted up to both sides around the top of operation panel (1), the inside swing joint of rectangular hole (3) has positioner (4), the intermediate position swing joint of operation panel (1) has elevating platform (5), connecting hole (6) of two symmetries have been seted up to the centre inside of operation panel (1), and connecting hole (6) use elevating platform (5) to carry out the symmetry as the symmetry axis, the inside right side swing joint of connecting hole (6) has pusher (7), the bottom fixedly connected with installation base (8) of operation panel (1).

2. The PCB board centering structure of claim 1, wherein: positioner (4) are including connecting block (401), telescopic link (402), location strip (403), rolling disc (404), servo motor (405) and lifter (406), the inside swing joint of connecting block (401) has rolling disc (404), and the front end swing joint of rolling disc (404) has telescopic link (402), the top of telescopic link (402) extends to the outside of connecting block (401), and the top fixedly connected with location strip (403) of telescopic link (402), the rear end fixedly connected with servo motor (405) of connecting block (401), the bottom fixedly connected with lifter (406) of connecting block (401).

3. The PCB board centering structure of claim 2, wherein: the output end of the first servo motor (405) extends to the inside of the connecting block (401), the output end of the first servo motor (405) is movably connected with the rotating disc (404), and the positioning strip (403) forms a rotating structure with the first servo motor (405) through the telescopic rod (402) and the rotating disc (404).

4. The PCB board centering structure of claim 2, wherein: the front side of location strip (403) is opened and is equipped with draw-in groove (9), the inside bottom of draw-in groove (9) is the arc, the bottom fixed connection of lifter one (406) is on installation base (8), installation base (8) are through lifter one (406) and positioner (4) elevation structure.

5. The PCB board centering structure of claim 1, wherein: a plurality of locating hole (11) have been seted up on the surface of elevating platform (5), the bottom fixedly connected with lifter two (10) of elevating platform (5), the bottom fixed connection of lifter two (10) is on installation base (8), elevating platform (5) pass through lifter two (10) and install base (8) constitution lifting structure.

6. The PCB board centering structure of claim 1, wherein: the pushing device (7) comprises a second servo motor (701) and a pushing strip (702), the second servo motor (701) is fixedly connected to the surface of the operating platform (1), the bottom side output end of the second servo motor (701) extends to the right side of the inside of the connecting hole (6), one end of the pushing strip (702) is movably connected to the bottom side output end of the second servo motor (701), and the pushing strip (702) is located inside the connecting hole (6).