CN219227986U

CN219227986U - Circuit board loading attachment for SMT chip mounter

Info

Publication number: CN219227986U
Application number: CN202223540092.1U
Authority: CN
Inventors: 张学宝; 李火贵
Original assignee: Shanghai Juchuan Electronic Co ltd
Current assignee: Shanghai Juchuan Electronic Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-20
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a circuit board feeding device for an SMT chip mounter, which comprises a support frame and a pneumatic chuck, wherein a C-shaped material conveying groove is formed in the cooperation of one end of the adjacent side surface of the support frame and the feeding table, a material conveying belt is arranged on the side wall of the material conveying groove in a cooperation manner through a driving shaft, a distribution table is vertically arranged on the side wall of the support frame above the material conveying belt, an L-shaped locating clamping plate is vertically arranged on the side surface of the distribution table through a locating sliding cavity, an air source pump is arranged at one end of the top surface of the locating clamping plate outside an assembly hole through a connecting seat, and the pneumatic chuck is vertically arranged on the top surface of the locating clamping plate through a flange seat. According to the utility model, the C-shaped material conveying groove is formed in the top of the support frame, the material conveying belt is embedded in the C-shaped material conveying groove, the L-shaped positioning clamping plates are arranged on the side wall of the distribution table in a matched manner through the built-in screw rods, the pneumatic clamping plates vertically penetrating through the side surfaces of the positioning clamping plates can be matched with the movement of the material conveying belt in the material conveying chute to finish automatic material feeding, the requirement of positioning and clamping of a circuit board is met, and meanwhile, the material feeding speed is ensured, and the use effect is good.

Description

Circuit board loading attachment for SMT chip mounter

Technical Field

The utility model relates to the technical field of chip mounters, in particular to a circuit board feeding device for an SMT chip mounter.

Background

Chip mounter: also called a "mounter" or a "surface mounting system", in a production line, it is an apparatus for accurately placing a surface mounted component on a PCB pad by moving a mounting head after a dispenser or a screen printer. The method is divided into manual operation and full automatic operation. The full-automatic chip mounter is used for realizing high-speed and high-precision full-automatic mounting of components and parts, and is the most critical and complex equipment in the whole SMT production. The chip mounter is a main device in an SMT production line, and has been developed from an early low-speed mechanical chip mounter to a high-speed optical centering chip mounter and has been developed to a multifunctional flexible connection modularization. SMT patch refers to a short for serial process flow of processing on the basis of PCB, SMT is a surface assembly technology (surface mounting technology), and is one of the most popular technologies and processes in the electronic assembly industry. The current circuit board material loading operation that is used for chip mounter processing is many directly accomplish through the conveyer belt, is difficult to satisfy the accurate location in paster position and stability control demand, and the practicality is poor.

Disclosure of Invention

The utility model aims to provide a circuit board feeding device for an SMT chip mounter, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit board loading attachment for SMT chip mounter, includes support frame, pneumatic chuck, the horizontal fixedly of top surface one end of support frame is provided with right trapezoid form feed table, the C shape material conveying groove has been seted up to the one end cooperation of the adjacent side of feed table and support frame, the lateral wall of material conveying groove is provided with the material conveying area through the drive shaft cooperation activity, the vertical fixedly of support frame lateral wall of material conveying area top is provided with right trapezoid form delivery platform, the T shape location smooth chamber of having transversely offered in the middle part of the front side surface of delivery platform, the delivery platform side in the smooth chamber of location outside is provided with L shape locating splint through the vertical activity of connecting rod, a plurality of circular equipment holes have been seted up in the vertical running through of side of locating splint, locating splint top surface one end in the equipment hole outside is provided with an air source pump through the horizontal fixedly of connecting seat, pneumatic chuck passes through the vertical top surface that runs through the equipment hole of flange seat and fixes at locating splint.

Preferably, the side surface of the supporting frame is of an L-shaped structure, and the feeding table and the distribution table are integrated with the supporting frame into a whole through welding processes.

Preferably, the top plane of the material conveying belt is parallel to the plane of the feeding table, and the material conveying belt is controlled by a built-in motor of the supporting frame to be driven in a one-way mode.

Preferably, the positioning sliding cavity is internally provided with a screw rod and controls the left-right movement of the positioning clamping plate under the driving action of the forward and reverse rotating motor through the cooperation of the screw rod and the gear.

Preferably, the pneumatic chuck is formed by combining a cylinder piston rod and a rubber sucker, and the central line of the pneumatic chuck is arranged right above a gap between the material conveying belt and the feeding table.

Preferably, the air source pump is a small air compression pump, and an air outlet of the air source pump is respectively communicated with an air inlet of a cylinder piston rod of the pneumatic chuck through an air transmission soft rubber tube.

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

c-shaped material conveying grooves are formed in the top of the supporting frame, material conveying belts are embedded in the C-shaped material conveying grooves, L-shaped positioning clamping plates are arranged on the side walls of the distribution table in a matched mode through built-in screw rods, the pneumatic clamping plates vertically penetrate through the side faces of the positioning clamping plates, automatic feeding can be achieved through the movement of the material conveying belts in the material conveying grooves, the requirement of positioning and clamping of a circuit board is met, and meanwhile the material conveying speed is guaranteed, and the use effect is good.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

fig. 3 is a top view of a half cross-section of the structure of the present utility model.

In the figure: 1. a support frame; 2. a pneumatic chuck; 3. a feeding table; 4. a material conveying groove; 5. a material conveying belt; 6. a distribution table; 7. a position-adjusting sliding cavity; 8. positioning clamping plates; 9. an assembly hole; 10. an air source pump; 11. a cylinder piston rod; 12. a rubber suction cup; 13. a drive shaft; 14. a connecting rod; 15. a connecting seat; 16. a flange seat; 17. a screw rod is arranged in the inner part; 18. a gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, in the embodiment of the utility model, a circuit board feeding device for an SMT chip mounter comprises a supporting frame 1 and a pneumatic chuck 2, wherein a right trapezoid feeding table 3 is transversely and fixedly arranged at one end of the top surface of the supporting frame 1, a C-shaped feeding groove 4 is formed by matching one end of the feeding table 3 with one end of the adjacent side surface of the supporting frame 1, a material conveying belt 5 is movably arranged on the side wall of the feeding groove 4 in a matched manner through a driving shaft 13, a right trapezoid distribution table 6 is vertically and fixedly arranged on the side wall of the supporting frame 1 above the material conveying belt 5, a T-shaped positioning sliding cavity 7 is transversely formed in the middle of the front surface of the distribution table 6, an L-shaped positioning clamping plate 8 is vertically and movably arranged at the side surface of the distribution table 6 outside the positioning sliding cavity 7 through a connecting rod 14, a plurality of round assembly holes 9 are vertically and fixedly arranged at one end of the top surface of the positioning clamping plate 8 outside the assembly holes 9 through a connecting seat 15, and the pneumatic chuck 2 is vertically and fixedly arranged at the top surface of the positioning clamping plate 8 through a flange seat 16; the side surface of the support frame 1 is of an L-shaped structure, and the feeding platform 3 and the distribution platform 6 are respectively integrated with the support frame 1 into a whole by adopting a welding process; the top plane of the material conveying belt 5 is parallel to the plane of the feeding table 3, the material conveying belt 5 is controlled by a motor arranged in the supporting frame 1 to drive in a unidirectional manner, and the feeding operation efficiency is improved; the screw rod 17 is arranged in the position-adjusting sliding cavity 7, and the left-right movement of the positioning clamping plate 8 is controlled under the driving action of the forward and reverse rotating motor through the cooperation of the screw rod and the gear 18, so that the position-adjusting requirement is met; the pneumatic chuck 2 is formed by combining a cylinder piston rod 11 and a rubber sucker 12, and the central line of the pneumatic chuck 2 is arranged right above a gap between the material conveying belt 5 and the feeding table 3, so that the clamping operation of a circuit board is ensured to be stable and reliable; the air source pump 10 is a small air compression pump, and the air outlet of the air source pump 10 is respectively communicated with the air inlet of the cylinder piston rod 11 of the pneumatic chuck 2 through an air transmission soft rubber pipe, so that the continuous operation performance of the pneumatic chuck 2 is ensured to be reliable.

The working principle and the using flow of the utility model are as follows: the conveying belt 5 is arranged in the conveying groove 4 at the top of the supporting frame 1 in a matched mode, the positioning clamping plates 8 are arranged on the side wall of the distribution table 6 through the matched mode between the built-in screw rod 17 and the gear 18, the connection of a transmission structure is guaranteed to be reliable when quick feeding operation can be completed, the pneumatic chuck 2 arranged on the side face of the positioning clamping plates 8 is matched with the air source pump 10, the accuracy and reliability of operation position control can be guaranteed, the feeding rate is guaranteed when the positioning and clamping requirements of a circuit board are met, and the use effect is good.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a SMT is circuit board loading attachment for chip mounter, includes support frame (1), pneumatic chuck (2), its characterized in that: the automatic feeding device is characterized in that a right trapezoid feeding table (3) is transversely fixedly arranged at one end of the top surface of the supporting frame (1), a C-shaped feeding groove (4) is formed in one end of the adjacent side face of the feeding table (3) and the supporting frame (1) in a matched mode, a feeding belt (5) is movably arranged on the side wall of the feeding groove (4) in a matched mode, a right trapezoid distribution table (6) is vertically and fixedly arranged on the side wall of the supporting frame (1) above the feeding belt (5), a T-shaped positioning sliding cavity (7) is transversely formed in the middle of the front side surface of the distribution table (6), an L-shaped positioning clamping plate (8) is vertically and movably arranged on the side face of the distribution table (6) outside the positioning sliding cavity (7) through a connecting rod (14), a plurality of circular assembly holes (9) are formed in the side face of the positioning clamping plate (8) in a vertically penetrating mode, an air source pump (10) is fixedly arranged on one end of the top surface of the top of the positioning clamping plate (8) outside the assembly hole (9) through a connecting seat (15), and the pneumatic chuck (2) is fixedly arranged on the surface of the clamping plate (8) through a flange seat (16).

2. The circuit board feeding device for an SMT chip mounter according to claim 1, wherein: the side of the support frame (1) is of an L-shaped structure, and the feeding table (3) and the distribution table (6) are integrated with the support frame (1) into a whole through a welding process.

3. The circuit board feeding device for an SMT chip mounter according to claim 1, wherein: the top plane of the material conveying belt (5) is parallel to the plane of the feeding table (3), and the material conveying belt (5) is controlled by a built-in motor of the supporting frame (1) to be driven in a unidirectional mode.

4. The circuit board feeding device for an SMT chip mounter according to claim 1, wherein: the positioning sliding cavity (7) is internally provided with a screw rod (17) and controls the left and right movement of the positioning clamping plate (8) under the driving action of a forward and reverse rotating motor through the cooperation of the screw rod and a gear (18).

5. The circuit board feeding device for an SMT chip mounter according to claim 1, wherein: the pneumatic chuck (2) is formed by combining a cylinder piston rod (11) and a rubber sucker (12), and the center line of the pneumatic chuck (2) is arranged right above a gap between the material conveying belt (5) and the feeding table (3).

6. The circuit board feeding device for an SMT chip mounter according to claim 5, wherein: the air source pump (10) is a small air compression pump, and an air outlet of the air source pump (10) is respectively communicated with an air inlet of an air cylinder piston rod (11) of the pneumatic chuck (2) through an air transmission soft rubber tube.