CN220139841U

CN220139841U - SMT carrier plate

Info

Publication number: CN220139841U
Application number: CN202321393056.9U
Authority: CN
Inventors: 刘子强; 齐书梅; 冯浩; 王小杰
Original assignee: Wuhan Xinhao Photoelectric Technology Co ltd
Current assignee: Wuhan Xinhao Photoelectric Technology Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-12-05
Anticipated expiration: 2033-06-02

Abstract

The utility model relates to an SMT carrier plate, which comprises an SMT carrier plate body, wherein the inner wall of the SMT carrier plate body is fixedly connected with a separation mounting plate, the upper surface of the separation mounting plate is connected with an adjusting mechanism through a bolt, both ends of the adjusting mechanism are rotationally connected with the inner wall of the SMT carrier plate body, the outer walls of both ends of the adjusting mechanism are symmetrically connected with a limiting mechanism in a threaded manner, the bottom of the inner wall of the SMT carrier plate body is fixedly connected with a hydraulic cylinder, the hydraulic cylinder is positioned below the separation mounting plate, and the output end of the hydraulic cylinder is fixedly connected with a pushing carrier; when the SMT carrier plate is used, the starting hydraulic cylinder can control the placed PCB plate to move up and down through the pushing carrier plate laser department, the pushing carrier plate is arranged below the PCB plate, the situation that the welding of the PCB plate is influenced can be avoided as much as possible, the PCB plate moves down to the inside of the SMT carrier plate body, and the starting adjusting mechanism simultaneously controls the symmetrically arranged limiting mechanisms to move in opposite directions to limit the positions of the two sides of the PCB plate.

Description

SMT carrier plate

Technical Field

The utility model relates to the technical field of SMT carrier plates, in particular to an SMT carrier plate.

Background

SMT is a technology called surface mount or surface mount technology, and is one of the most popular technologies and techniques in the electronics assembly industry. The SMT carrier plate can support and limit the PCB during welding of the PCB, and the PCB is prevented from moving randomly during welding as much as possible.

The utility model discloses an SMT carrier plate with the bulletin number of CN208424966U, which comprises a first carrier plate, wherein a second carrier plate is arranged at the rear end of the first carrier plate, a first limiting groove is formed in the outer surface of the upper end of the second carrier plate, a first carrier block is arranged on the inner side of the first limiting groove of the upper end of the second carrier plate, a third carrier plate is arranged on one side of the second carrier plate, a bearing plate is arranged in the middle of the front end of the third carrier plate, a second limiting groove is formed in the outer surface of the upper end of the bearing plate, a second carrier block is arranged on the inner side of the bearing groove and the inner side of the second limiting groove, and lifting plates are arranged on the upper ends of the second carrier block and the upper end of the first carrier block. The SMT carrier plate provided by the utility model can be convenient for taking out the PCB, can be convenient for processing the double-layer PCB, can keep the interior of a reflow oven clean, and brings better use prospect.

Above-mentioned technical scheme is when using, personnel can drive the carrier block that has placed the PCB board and upwards remove through the pull-up pulling plate, and when the restriction that this SMT carrier plate was broken away from to the PCB board, personnel can break away from the support of carrier block with the forward pulling of PCB board, but the pulling plate that above-mentioned scheme set up is located the top of PCB board when the PCB board was placed to probably can influence the welding to the PCB board, be unfavorable for in-service use, consequently, skilled in the art provides an SMT carrier plate to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

In order to solve the problem that a person can drive a bearing block with a PCB to move upwards by pulling up a lifting plate, when the PCB is separated from the limit of the SMT bearing plate, the person pulls the PCB forwards to separate from the support of the bearing block, but the lifting plate arranged in the scheme is positioned above the PCB when the PCB is placed, so that the welding of the PCB can be affected, and the practical use is not facilitated.

The SMT carrier plate provided by the utility model adopts the following technical scheme:

the utility model provides an SMT carrier plate, includes the SMT carrier plate body, the mounting panel is separated to the inner wall fixedly connected with of SMT carrier plate body, there is adjustment mechanism on the upper surface of separating the mounting panel through bolted connection, adjustment mechanism's both ends all with the inner wall rotation of SMT carrier plate body is connected, adjustment mechanism's both ends outer wall symmetry threaded connection has stop gear, the inner wall bottom fixedly connected with pneumatic cylinder of SMT carrier plate body, the pneumatic cylinder is located separate the below of mounting panel, the output fixedly connected with propelling movement carrier of pneumatic cylinder, the top of propelling movement carrier runs through separate the mounting panel is located separate the top of mounting panel.

Through adopting above-mentioned technical scheme, adjustment mechanism when starting, can control the stop gear that the symmetry set up simultaneously and remove in opposite directions, carry out spacingly to the both sides position of placing the PCB board to avoid the PCB board to the greatest extent to shift at will when the welding, the pneumatic cylinder can control the propelling movement carrier to remove when starting, and the PCB board is located the top of propelling movement carrier when placing, thereby reciprocates through control propelling movement carrier, can be convenient for personnel get the PCB board of placing.

Preferably, both ends of the limiting mechanism which are symmetrically arranged are slidably connected with guide rods, and both ends of the guide rods are fixedly connected with the inner wall of the SMT carrier plate body.

By adopting the technical scheme, the guide rod can limit the moving position of the limiting mechanism when the limiting mechanism moves.

Preferably, the pushing carrier comprises a U-shaped frame fixedly connected with the output end of the hydraulic cylinder, wherein two ends of the top of the U-shaped frame penetrate through the separation mounting plate and are fixedly connected with a support carrier plate, and the support carrier plate is located above the separation mounting plate.

Through adopting above-mentioned technical scheme, the U-shaped frame can control to support the carrier plate and reciprocate when the pneumatic cylinder starts, can drive the PCB board of placing and remove when supporting the carrier plate and remove.

Preferably, the adjusting mechanism comprises a double-headed motor which is connected with the upper surface of the separation mounting plate through a bolt, the output ends of the two ends of the double-headed motor are fixedly connected with threaded rods, one end of each threaded rod, which is far away from the double-headed motor, is rotationally connected with the inner wall of the SMT carrier plate body, and the outer wall of each threaded rod is in threaded connection with the inner wall of the limiting mechanism.

Through adopting above-mentioned technical scheme, start the threaded rod that the double-end motor can drive the symmetry simultaneously and set up and rotate, when the threaded rod that the symmetry set up rotates simultaneously, can control the stop gear that the symmetry set up and remove in opposite directions.

Preferably, the upper surface of the support carrier plate is fixedly connected with a protection pad, and the upper surface of the protection pad is uniformly and fixedly connected with anti-skid particles.

Through adopting above-mentioned technical scheme, the protection pad can advance the PCB board and play certain guard action between the PCB board, and the skid resistant grain can increase the frictional force with between the PCB board lower surface.

Preferably, the limit mechanism comprises a rectangular carrier bar, a placing groove is formed in one side, close to the double-end motor, of the rectangular carrier bar, a threaded hole penetrating through the rectangular carrier bar is formed in the rectangular carrier bar, connecting holes penetrating through the rectangular carrier bar are symmetrically formed in the rectangular carrier bar, the threaded holes are located between the connecting holes symmetrically formed, the threaded rod penetrates through the inside of the threaded holes, and the guide rod penetrates through the inside of the connecting holes.

Through adopting above-mentioned technical scheme, the standing groove can restrict the position of PCB board one side when the rectangle carrier bar removes, and with the screw hole cooperation when the threaded rod rotates, can control the rectangle carrier bar and remove, the connecting hole through with the guide arm cooperation, can strengthen the stationarity when the rectangle carrier bar removes.

Preferably, the lower surface of SMT carrier plate body fixedly connected with slipmat, the inside fixedly connected with of rectangle carrier bar is located the inside L shape spacing pad of standing groove.

Through adopting above-mentioned technical scheme, the friction between SMT carrier plate body and the face of placing can be increased to the slipmat, and L shape spacing pad can play certain isolation protection effect to the contact position with the PCB board when the rectangle carrier bar is spacing to the PCB board.

In summary, the utility model has the following beneficial technical effects:

1. the SMT carrier plate is characterized in that the inside of the SMT carrier plate body is used for placing the PCB, the regulating mechanism can simultaneously control the symmetrically arranged limiting mechanisms to move in opposite directions when being started, and limit the positions of two sides of the placed PCB, so that the PCB is prevented from being randomly shifted during welding as much as possible, the pushing carrier frame can be controlled to move up and down when being started by the hydraulic cylinder, the PCB is positioned above the pushing carrier frame during placing, and people can conveniently pick and place the placed PCB by controlling the pushing carrier frame to move up and down, the pushing carrier frame is positioned below the PCB, and the situation affecting the welding of the PCB can be avoided as much as possible;

2. according to the SMT carrier plate, when the hydraulic cylinder is started, the U-shaped frame can control the placed PCB to move through the supporting carrier plate, when the PCB is placed on the supporting carrier plate by the protection pad, a certain protection effect can be achieved between the PCB and the PCB, the friction force between the anti-skid particles and the lower surface of the PCB can be increased, the double-headed motor is started to simultaneously rotate through the threaded rods which are symmetrically arranged, and the symmetrically arranged limiting mechanisms can be controlled to move in opposite directions;

3. this SMT carrier plate, the standing groove of seting up can restrict the position of PCB board one side when the rectangle carrier bar removes, through with the screw hole cooperation when the threaded rod rotates, can control the rectangle carrier bar and remove, the connecting hole through with the guide arm cooperation, can strengthen the stationarity when the rectangle carrier bar removes, the slipmat can increase the friction force between SMT carrier plate body and the face of placing, and L shape spacing pad can play certain isolation protection effect to the contact position with the PCB board when the rectangle carrier bar carries out spacingly to the PCB board.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a pushing carriage according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a limiting mechanism in an embodiment of the utility model.

Reference numerals illustrate: 1. an SMT carrier plate body; 2. a partition mounting plate; 3. an adjusting mechanism; 301. a double-ended motor; 302. a threaded rod; 4. a limiting mechanism; 401. rectangular carrier bars; 402. a placement groove; 403. a threaded hole; 404. a connection hole; 5. a guide rod; 6. a hydraulic cylinder; 7. pushing the carrier; 701. a U-shaped frame; 702. supporting the carrier plate; 8. a protective pad; 9. anti-slip particles; 10. an anti-slip pad; 11. l-shaped limit pad.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses an SMT carrier plate. Referring to fig. 1, fig. 2 and fig. 3, this SMT carrier plate, including SMT carrier plate body 1, the inner wall fixedly connected with of SMT carrier plate body 1 separates mounting panel 2, the upper surface of separating mounting panel 2 has adjustment mechanism 3 through bolted connection, the both ends of adjustment mechanism 3 all rotate with the inner wall of SMT carrier plate body 1 to be connected, adjustment mechanism 3's both ends outer wall symmetry threaded connection has stop gear 4, the inner wall bottom fixedly connected with pneumatic cylinder 6 of SMT carrier plate body 1, pneumatic cylinder 6 is located the below of separating mounting panel 2, the output fixedly connected with propelling movement carrier 7 of pneumatic cylinder 6, the top of propelling movement carrier 7 runs through separating mounting panel 2 and is located the top of separating mounting panel 2.

In this embodiment, the SMT carrier body 1 provided in the SMT carrier is internally used for placing a PCB, the separation mounting board 2 can limit the mounting position of the adjusting mechanism 3, when the adjusting mechanism 3 is started, the symmetrically-arranged limiting mechanisms 4 can be controlled to move in opposite directions, and the two sides of the placed PCB can be limited by the symmetrically-arranged limiting mechanisms 4, so that the arbitrary displacement of the PCB during welding is avoided as much as possible, the hydraulic cylinder 6 can control the pushing carrier 7 to move up and down when started, and the PCB is located above the pushing carrier 7 when placed, so that personnel can conveniently pick and place the placed PCB by controlling the pushing carrier 7 to move up and down, and the pushing carrier 7 is located below the PCB, so that the situation affecting the welding of the PCB can be avoided as much as possible, and the utility model is beneficial to practical use.

In a further preferred embodiment of the present utility model, as shown in fig. 1, 2 and 3, the pushing carriage 7 includes a U-shaped frame 701 fixedly connected to the output end of the hydraulic cylinder 6, and two ends of the top of the U-shaped frame 701 are fixedly connected to a supporting carrier plate 702 penetrating through the partition mounting plate 2, where the supporting carrier plate 702 is located above the partition mounting plate 2.

In this embodiment, when the hydraulic cylinder 6 is started, the U-shaped frame 701 can control the support carrier plate 702 to move up and down, and when the support carrier plate 702 moves, the placed PCB board can be driven to move.

In a further preferred embodiment of the present utility model, as shown in fig. 1, 2 and 3, a protection pad 8 is fixedly connected to the upper surface of the support carrier 702, and anti-slip particles 9 are uniformly and fixedly connected to the upper surface of the protection pad 8.

In this embodiment, when the protection pad 8 that sets up places the PCB board on supporting carrier plate 702, can advance the PCB board and play certain guard action with the PCB board between, anti-skidding grain 9 is the rubber material, can increase with the frictional force between the PCB board lower surface.

In a further preferred embodiment of the present utility model, as shown in fig. 1, two ends of the symmetrically arranged limiting mechanism 4 are slidably connected with guide rods 5, and two ends of the guide rods 5 are fixedly connected with the inner wall of the SMT carrier plate body 1.

In this embodiment, the guide rod 5 can limit the movement position of the limiting mechanism 4 when the limiting mechanism 4 moves, so that the limiting mechanism 4 moves more stably.

In a further preferred embodiment of the present utility model, as shown in fig. 1 and 2, the adjusting mechanism 3 includes a double-headed motor 301 connected to the upper surface of the separation mounting plate 2 by bolts, the output ends of both ends of the double-headed motor 301 are fixedly connected with a threaded rod 302, one end of the threaded rod 302 away from the double-headed motor 301 is rotatably connected with the inner wall of the SMT carrier plate body 1, and the outer wall of the threaded rod 302 is in threaded connection with the inner wall of the limiting mechanism 4.

In this embodiment, the double-headed motor 301 is started to drive the threaded rods 302 at two ends of the double-headed motor 301 to rotate simultaneously, the external thread teeth of the symmetrically arranged threaded rods 302 are arranged in opposite directions, and the symmetrically arranged limiting mechanism 4 can be controlled to move in opposite directions when the symmetrically arranged threaded rods 302 rotate simultaneously.

In a further preferred embodiment of the present utility model, as shown in fig. 1, 2 and 4, the limiting mechanism 4 includes a rectangular carrier bar 401, a placement groove 402 is formed on one side of the rectangular carrier bar 401 near the double-headed motor 301, a threaded hole 403 penetrating the rectangular carrier bar 401 is formed on the rectangular carrier bar 401, connecting holes 404 penetrating the rectangular carrier bar 401 are symmetrically formed on the rectangular carrier bar 401, the threaded holes 403 are located between the symmetrically formed connecting holes 404, the threaded rod 302 penetrates through the inside of the threaded hole 403, and the guide rod 5 penetrates through the inside of the connecting holes 404.

In this embodiment, the position of one side of the PCB board can be limited when the rectangular carrier bar 401 moves by the open placing groove 402, and the inner diameter of the open threaded hole 403 is matched with the outer diameter of the threaded rod 302, so that when the threaded rod 302 rotates, the rectangular carrier bar 401 can be controlled to move by being matched with the threaded hole 403, and the stability of the rectangular carrier bar 401 during moving can be enhanced by being matched with the guide rod 5 by the open connecting hole 404.

In a further preferred embodiment of the present utility model, as shown in fig. 1, 2 and 4, the lower surface of the SMT carrier board body 1 is fixedly connected with an anti-slip pad 10, and the inside of the rectangular carrier bar 401 is fixedly connected with an L-shaped limit pad 11 located inside the placement groove 402.

In this embodiment, the friction force between the SMT carrier plate body 1 and the placement surface can be increased by the anti-slip pad 10, the L-shaped limiting pad 11 is made of rubber, and when the rectangular carrier bar 401 limits the PCB, a certain isolation protection effect can be achieved on the contact part with the PCB, and meanwhile, the friction force with the contact part of the PCB can be increased.

The implementation principle of the SMT carrier plate in the embodiment of the utility model is as follows:

when the PCB welding machine is used, a person places a PCB to be welded above the pushing carrier 7, the starting hydraulic cylinder 6 controls the PCB to move downwards to the inside of the SMT carrier body 1 through the pushing carrier 7, the starting adjusting mechanism 3 simultaneously controls the symmetrically arranged limiting mechanisms 4 to move oppositely, the positions of the two sides of the PCB are limited through the symmetrically arranged limiting mechanisms 4, so that the PCB is prevented from being randomly shifted during welding as much as possible, after the person finishes welding the PCB, the starting hydraulic cylinder 6 controls the PCB to move upwards through the pushing carrier 7, the person can conveniently take out the PCB, the arranged pushing carrier 7 is positioned below the PCB, the situation affecting the welding of the PCB can be avoided as much as possible, and the PCB welding machine is beneficial to practical use.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a SMT carrier plate, includes SMT carrier plate body (1), its characterized in that: the utility model discloses a SMT carrier plate, including SMT carrier plate body (1), mounting panel (2) are separated to inner wall fixedly connected with, the upper surface of separating mounting panel (2) is through bolted connection there being adjustment mechanism (3), the both ends of adjustment mechanism (3) all with the inner wall rotation of SMT carrier plate body (1) is connected, the both ends outer wall symmetry threaded connection of adjustment mechanism (3) has stop gear (4), the inner wall bottom fixedly connected with pneumatic cylinder (6) of SMT carrier plate body (1), pneumatic cylinder (6) are located the below of separating mounting panel (2), the output fixedly connected with propelling movement carrier (7) of pneumatic cylinder (6), the top of propelling movement carrier (7) runs through separate mounting panel (2) are located the top of separating mounting panel (2).

2. An SMT carrier board according to claim 1, wherein: both ends of the limiting mechanism (4) which are symmetrically arranged are slidably connected with guide rods (5), and both ends of the guide rods (5) are fixedly connected with the inner wall of the SMT carrier plate body (1).

3. An SMT carrier board according to claim 1, wherein: the pushing carrier (7) comprises a U-shaped frame (701) fixedly connected with the output end of the hydraulic cylinder (6), the two ends of the top of the U-shaped frame (701) penetrate through the separation mounting plate (2) and are fixedly connected with a support carrier plate (702), and the support carrier plate (702) is located above the separation mounting plate (2).

4. An SMT carrier board according to claim 2, wherein: adjustment mechanism (3) are in including passing through bolted connection separate stud motor (301) of mounting panel (2) upper surface, the equal fixedly connected with threaded rod (302) of both ends output of stud motor (301), threaded rod (302) are kept away from the one end of stud motor (301) with the inner wall rotation of SMT carrier plate body (1) is connected, the outer wall of threaded rod (302) with the inner wall threaded connection of stop gear (4).

5. An SMT carrier board according to claim 3, wherein: the upper surface of support carrier plate (702) fixedly connected with protection pad (8), the upper surface of protection pad (8) evenly fixedly connected with anti-skidding grain (9).

6. An SMT carrier board according to claim 4, wherein: stop gear (4) are including rectangle carrier bar (401), rectangle carrier bar (401) are close to one side of double-end motor (301) has been seted up standing groove (402), set up on rectangle carrier bar (401 will screw hole (403) that rectangle carrier bar (401) run through, set up on rectangle carrier bar (401) symmetry will connecting hole (404) that rectangle carrier bar (401) run through, screw hole (403) are located the symmetry is seted up between connecting hole (404), threaded rod (302) pass the inside of screw hole (403), guide arm (5) pass the inside of connecting hole (404).

7. An SMT carrier board according to claim 6, wherein: the anti-skid support is characterized in that an anti-skid pad (10) is fixedly connected to the lower surface of the SMT support plate body (1), and an L-shaped limit pad (11) positioned in the placing groove (402) is fixedly connected to the inside of the rectangular support bar (401).