CN218706827U

CN218706827U - Plate unloading machine for SMT production line

Info

Publication number: CN218706827U
Application number: CN202222665572.4U
Authority: CN
Inventors: 刘春伟; 郝晶
Original assignee: Wuxi Kaiyang Automation Equipment Co ltd
Current assignee: Wuxi Kaiyang Automation Equipment Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-24
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a hypoplastron for SMT production line, including material loading conveyer, unloading conveyer, empty frame conveyer and conveying mechanism, material loading conveyer fixes the right side that is located conveying mechanism, empty frame conveyer, the fixed left side that is located conveying mechanism of unloading conveyer, unloading conveyer is located empty frame conveyer under, empty frame conveyer and material loading conveyer looks parallel and level, conveying mechanism includes the elevating platform, the breast beam, screw rod transmission, breast beam and elevating platform fixed connection, the elevating platform is connected with the screw rod transmission, it reciprocates to drive the elevating platform through screw rod transmission, the elevating platform is two sets of, place from top to bottom two sets of elevating platforms are, the elevating platform that is located the below is connected with the screw rod transmission. The utility model has the advantages of time saving, fast speed of putting on the shelf of the empty material frame, manpower saving and cost saving.

Description

Plate unloading machine for SMT production line

Technical Field

The utility model relates to a SMT production line field, in particular to SMT production line is with machine of hypoplastron.

Background

SMT refers to a series of process flows that are processed on a PCB basis. In general, electronic products are designed by a circuit diagram of a PCB, various capacitors, resistors and other electronic components according to the design, so that various electric appliances in different shapes and colors need different SMT (surface mount technology) patch processing technologies for processing. The SMT basic process comprises the following steps of solder paste printing, part pasting, reflow soldering, AOI optical detection, maintenance and board separation.

The SMT paster has the advantages of being high in assembly density, small in electronic product size and light in weight, the size and weight of paster elements are only about 1/10 of those of traditional plug-in mounting elements, and after SMT is generally adopted, the size of the electronic product is reduced by 40% -60%, and the weight of the electronic product is reduced by 60% -80%. High reliability, strong vibration resistance, low welding spot defect rate and good high-frequency characteristic. Electromagnetic and radio frequency interference is reduced. The automation is easy to realize, and the production efficiency is improved. The cost is reduced by 30% -50%, and materials, energy, equipment, manpower, time and the like are saved.

Because the continuous climbing of human cost, in addition the improvement that quality and energy efficiency required, the unloader of current semi-automatic manual SMT production line, in the unloading, the material frame can't get into material conveyer department automatically, need wait the unloading and accomplish the back, the elevating platform in the conveying mechanism rises, and then empty material frame passes through the elevating platform from empty frame conveyer and gets into material conveyer, the extremely waste time of this process, can not satisfy market save time's operational requirement far away.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a SMT production line is with hypoplastron machine has save time, empty material frame put on the shelf fast, practice thrift the manpower, save cost's advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a SMT production line is with hypoplastron, includes material loading conveyer, unloading conveyer, empty frame conveyer and conveying mechanism, material loading conveyer fixes the right side that is located conveying mechanism, the fixed left side that is located conveying mechanism of empty frame conveyer, unloading conveyer is located empty frame conveyer under, empty frame conveyer and material loading conveyer looks parallel and level, conveying mechanism includes elevating platform, breast beam, screw drive, breast beam and elevating platform fixed connection, the elevating platform is connected with the screw drive transmission, drives the elevating platform through screw drive and reciprocates its characterized in that:

the two groups of lifting platforms are arranged up and down, and the lifting platform positioned below is in transmission connection with the screw rod transmission device;

the guard beam is in a shape of' 20866, the front side inside the lower end of the guard beam is fixedly connected with the front side part of the lower lifting platform, the rear side inside the lower end of the guard beam is fixedly connected with the rear side part of the lower lifting platform, and the bottom of the upper lifting platform is fixedly connected with the top of the guard beam;

every group the elevating platform all includes that the top is equipped with open-ended square frame, motor, four first gears and two conveyer belts, the left side and the right side of the inside front side of square frame are equipped with two first gears respectively, and two first gears of front side are connected through a conveyer belt, the left side and the right side of the inside rear side portion of square frame are equipped with two first gears respectively, and two first gears of rear side are connected through a conveyer belt, two the distance of the top of conveyer belt to the inside diapire of square frame is three quarters of square frame height, the preceding lateral part and the rear side portion of square frame all are equipped with square hole of stepping down, every the inside diapire in square hole of stepping down all is located three fifths of square frame height, the fixed diapire that is located square frame, the fixed connecting rod that is equipped with between two first gears on right side, the motor is connected with the connecting rod transmission.

The preferred scheme is as follows:

preferably: every the inside preceding lateral part of square frame all is equipped with horizontal rubber strip with the upper end of inside back lateral part.

Preferably: every the left side and the right side of the front side portion of the square frame body are all fixedly provided with an air cylinder, every telescopic rod of the air cylinder penetrates through the front side of the square frame body, and every telescopic rod of the air cylinder is located inside the square frame body.

Preferably: two be equipped with the layer board between the conveyer belt, the left side and the right side fixed connection of layer board and square frame body, the layer board top is with the inside diapire parallel and level of square hole of stepping down.

Preferably: the front side and the rear side on the left side of the upper end of the guard beam are provided with a first reinforcing plate fixedly connected with the bottom of the square frame, and the front side and the rear side on the right side of the upper end of the guard beam are provided with a second reinforcing plate fixedly connected with the bottom of the square frame.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the two groups of lifting tables, when the lifting tables positioned below discharge the material frames filled with the PCBs, empty material frames enter the material conveying device through the lifting tables positioned above;

2. through the arrangement of the two cylinders, the effect of limiting the empty material frame when the empty material frame enters the lifting platform positioned above the lifting platform can be achieved;

3. through the setting of first reinforcing plate and second reinforcing plate, can play the elevating platform to the top and support and fixed effect.

Drawings

FIG. 1 is a schematic view showing the overall configuration of the embodiment;

FIG. 2 is a front side view of the lift table with the embodiment positioned above;

fig. 3 is a rear side view of the lift table with the embodiment above.

In the figure, 1, a feeding conveying device; 2. a blanking conveying device; 3. an empty frame transfer device; 4. a conveying mechanism; 411. a lifting platform; 412. protecting the beam; 413. a screw rod transmission device; 414. a square frame body; 415. a motor; 416. a first gear; 417. a conveyor belt; 418. a connecting rod; 419. a rubber strip; 420. a cylinder; 421. a support plate; 422. a first reinforcing plate; 423. a second reinforcing plate; 424. a second gear; 425. a third gear; 426. a gear belt; 427. and a reinforcing block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

A plate unloading machine for an SMT production line is shown in figures 1-3 and comprises a feeding conveying device 1, a blanking conveying device 2, an empty frame conveying device 3 and a conveying mechanism 4, wherein the feeding conveying device 1 is fixedly arranged on the right side of the conveying mechanism 4, the empty frame conveying device 3 and the blanking conveying device 2 are fixedly arranged on the left side of the conveying mechanism 4, the blanking conveying device 2 is arranged right below the empty frame conveying device 3, and the empty frame conveying device 3 is flush with the feeding conveying device 1; a material frame with a hole is placed on the empty frame conveying device 3 and used for conveying the material frame with the hole for the feeding conveying device 1; empty material frame is placed on the feeding conveyer 1 for placing the PCB after the SMT production line processing is completed, when the material frame of the feeding conveyer 1 is filled with, the feeding conveyer 1 conveys the material frame to the conveying mechanism 4, the conveying mechanism 4 drives the material frame to descend, and then the material frame is sent into the discharging conveyer 2.

The conveying mechanism 4 comprises two groups of lifting platforms 411, a protective beam 412 and a screw rod transmission device 413;

the two groups of lifting platforms 411 are arranged up and down, the lifting platform 411 positioned below is in transmission connection with a screw rod transmission device 413, and the lifting platform 411 positioned below is driven to move up and down through the screw rod transmission device 413;

the guard beam 412 is in a shape of' 20866, the front side inside the lower end of the guard beam 412 is fixedly connected with the front side part of the lifting table 411 below, the rear side inside the lower end of the guard beam 412 is fixedly connected with the rear side part of the lifting table 411 below, and the bottom of the lifting table 411 above is fixedly connected with the top of the guard beam 412;

each group of lifting platforms 411 comprises a square frame 414 with an opening at the top, a motor 415, four first gears 416 and two conveyor belts 417, the left side and the right side of the front side in the square frame 414 are respectively provided with the two first gears 416, the two first gears 416 on the front side are connected through one conveyor belt 417, the left side and the right side of the rear side in the square frame 414 are respectively provided with the two first gears 416, the two first gears 416 on the rear side are connected through one conveyor belt 417, the distance from the top of the two conveyor belts 417 to the bottom wall in the square frame 414 is three fourths of the height of the square frame 414, the front side and the rear side of the square frame 414 are respectively provided with square abdicating holes, the bottom wall in each square abdicating hole is positioned three fifths of the height of the square frame 414, and the material frames are prevented from being interfered;

the motor 415 is fixed to be located the inside diapire of square frame 414, the fixed connecting rod 418 that is equipped with between two first gears 416 on right side, motor 415 is connected with the transmission of connecting rod 418, be equipped with second gear 424 on the connecting rod 418, the fixed cover of pivot of motor 415 is equipped with third gear 425, be equipped with gear belt 426 on second gear 424 and third gear 425, it rotates to drive connecting rod 418 through motor 415, and then drive two first gears 416 on right side and rotate, finally drive two conveyer belts 417 works.

Air cylinders 420 are fixedly arranged on the left side and the right side of the front side portion of the square frame 414, the two air cylinders 420 are located between the top of the conveyor belt 417 and the square frame 414, telescopic rods of the two air cylinders 420 penetrate through the front side of the square frame 414, the telescopic rod of each air cylinder 420 is located inside the square frame 414, when a material frame enters the lifting platform 411, the telescopic rods of the two air cylinders 420 extend to abut against the material frame, the two air cylinders 420 of the lifting platform 411 are located below the material frame and used for fixing the material frame filled with the PCB, the two air cylinders 420 of the lifting platform 411 are located above the material frame, the telescopic rods of the two air cylinders 420 are extended and then vertically retracted, the empty material frame is mainly used for limiting, the empty material frame is enabled to smoothly enter the material conveying device 1, and in order to prevent the material frame from directly contacting with the square frame 414 and causing deformation of the material frame, and transverse rubber strips 419 are arranged at the upper ends of the front side portion and the back side portion inside the square frame 414.

A supporting plate 421 is arranged between the two conveyor belts 417, the supporting plate 421 is fixedly connected with the left side and the right side of the square frame 414, the top of the supporting plate 421 is flush with the bottom wall inside the square abdicating hole, and the supporting plate 421 has the function of reinforcing the whole structure of the square frame 414.

The front side and the rear side of the left side of the upper end of the guard beam 412 are provided with a first reinforcing plate 422 fixedly connected with the bottom of the square frame 414, and the front side and the rear side of the right side of the upper end of the guard beam 412 are provided with a second reinforcing plate 423 fixedly connected with the bottom of the square frame 414. The first reinforcement plate 422 and the second reinforcement plate 423 are provided, and the effect of supporting and fixing the upper elevating platform 411 can be achieved.

In order to prevent the two conveyor belts 417 from sinking downward and causing the material frame to not pass through smoothly, reinforcing blocks 427 are arranged between the two first gears 416 on the front side wall and between the two first gears 416 on the rear side wall inside the material frame.

The specific implementation process comprises the following steps:

empty material frames are placed on the empty frame conveying device 3, the loading conveying device 1 is waited for to be filled with the PCB, when the PCB in the material frames of the loading conveying device 1 is filled, the loading conveying device 1 pushes the material frames filled with the PCB to the left on the lifting platform 411 below, the two air cylinders 420 of the lifting platform 411 below work to fix the material frames filled with the PCB, the screw rod transmission device 413 works to drive the two groups of lifting platforms 411 to descend simultaneously due to the action of the guard beam 412, when the conveyor belt 417 of the lifting platform 411 below is level with the top of the unloading conveying device 2, the conveyor belt 417 of the lifting platform 411 above is level with the top of the empty frame conveying device 3, at the moment, the empty frame conveying device 3 pushes the empty frames onto the lifting platform 411 above, the two air cylinders 420 above extend and then contract to limit the empty material frames, the lifting platform 411 below pushes the material frames of the empty frame conveying device 2 to the unloading conveying device 411, the lifting platform 411 above pushes the empty frame into the empty frame conveying device 1, the empty frame conveying device 1 is placed on the empty frame conveying device 3 manually, and the empty frame is taken out of the PCB.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a SMT production line is with hypoplastron, includes material loading conveyer (1), unloading conveyer (2), empty frame conveyer (3) and conveying mechanism (4), material loading conveyer (1) is fixed to be located the right side of conveying mechanism (4), empty frame conveyer (3), unloading conveyer (2) are fixed to be located the left side of conveying mechanism (4), unloading conveyer (2) are located empty frame conveyer (3) under, empty frame conveyer (3) and material loading conveyer (1) are parallel and level mutually, conveying mechanism (4) include elevating platform (411), fender beam (412), screw drive (413), and fender beam (412) and elevating platform (411) fixed connection, elevating platform (411) are connected with screw drive (413) transmission, drive elevating platform (411) through screw drive (413) and reciprocate, its characterized in that:

the two groups of lifting platforms (411) are arranged up and down, and the lifting platform (411) positioned below is in transmission connection with the screw rod transmission device (413);

the guard beam (412) is in a shape of' 20866, the front side inside the lower end of the guard beam (412) is fixedly connected with the front side of the lifting platform (411) below, the rear side inside the lower end of the guard beam (412) is fixedly connected with the rear side of the lifting platform (411) below, and the bottom of the lifting platform (411) above is fixedly connected with the top of the guard beam (412);

every group elevating platform (411) all include that the top is equipped with open-ended square frame (414), motor (415), four first gears (416) and two conveyer belts (417), the left side and the right side of the inside front side of square frame (414) are equipped with two first gears (416) respectively, and two first gears (416) of front side are connected through a conveyer belt (417), the left side and the right side of the inside back lateral part of square frame (414) are equipped with two first gears (416) respectively, and two first gears (416) of rear side are connected through a conveyer belt (417), two the distance of the top of conveyer belt (417) to the inside diapire of square frame (414) is three quarters of square frame (414) height, the front side and the back lateral part of square frame (414) all are equipped with square abdicating hole, every the inside diapire of square abdicating hole all is located three fifths of square frame (414) height, motor (415) is fixed to be located the inside diapire of square frame (414), be equipped with fixed connecting rod (418) between two first gears (416) on the right side, motor (415) is connected with the transmission connecting rod (418).

2. A lower board machine for an SMT production line according to claim 1, wherein: and the upper ends of the front side part and the rear side part in the square frame body (414) are respectively provided with a transverse rubber strip (419).

3. A lower board machine for an SMT line according to claim 2, wherein: the left side and the right side of the front side portion of each square frame body (414) are fixedly provided with air cylinders (420), an expansion rod of each air cylinder (420) penetrates through the front side of each square frame body (414), and the expansion rod of each air cylinder (420) is located inside each square frame body (414).

4. A lower board machine for an SMT production line according to claim 1, wherein: two be equipped with layer board (421) between conveyer belt (417), the left side and the right side fixed connection of layer board (421) and square frame body (414), layer board (421) top and the inside diapire parallel and level of square hole of stepping down.

5. A lower board machine for an SMT production line according to claim 1, wherein: the front side and the rear side of the left side of the upper end of the guard beam (412) are provided with a first reinforcing plate (422) fixedly connected with the bottom of the square frame body (414), and the front side and the rear side of the right side of the upper end of the guard beam (412) are provided with a second reinforcing plate (423) fixedly connected with the bottom of the square frame body (414).