CN112584626A

CN112584626A - Large-area mounting machine

Info

Publication number: CN112584626A
Application number: CN202011467730.4A
Authority: CN
Inventors: 王恩来; 唐志鹏
Original assignee: Beijing Tinyo Electronics Co ltd
Current assignee: Beijing Tinyo Electronics Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-03-30

Abstract

The application relates to a large-area mounting machine, which comprises a base, a conveying part, a supporting frame and a mounting head; the conveying part is laid on the base and is suitable for conveying the substrate from one end to the other end; the supporting frame is arranged in the middle of the base and has a preset length along the conveying direction of the conveying part; the chip mounting head is arranged between the conveying part and the supporting frame, and the chip mounting head can move between two sides of the conveying part. Through set up the support frame in the middle part of the base, with moving beam sliding connection, make this large tracts of land subsides installation's structure more firm, the complete machine rigidity promotes, paster head reciprocating motion between direction of delivery and conveying part both sides, it is quick, the efficient paster, set up the lifting hook that moves together with subsides dress portion on the girder, it suspends the strong point in midair to increase at the moving beam middle part, increase structural strength, effectively protect moving beam, the holistic life of extension large tracts of land subsides installation, all set up feeding portion in moving beam both sides, the paster head is got the material according to presetting procedure nearby, save process time, improve paster efficiency.

Description

Large-area mounting machine

Technical Field

The application relates to electron pastes dress technical field, especially relates to a large tracts of land subsides installation.

Background

The placement machine is widely used in the technical field of electronic placement, and the full-automatic placement machine not only has high placement speed and accuracy, but also has low labor intensity of workers in the field and stable production quality.

The work flow of the placement machine is as follows: firstly, a PCB is placed in a workbench, accurate positioning of the circuit board is guaranteed, a chip mounting head recognizes relevant positioning information on the PCB, chips on a feeder are positioned and collected, relevant moving parameters are calculated, accurate stroke of the chip mounting head is guaranteed, and finally guide rails in an x axis and a y axis are used for driving the chip mounting head to move so as to finish mounting components on the PCB.

The existing placement machine is small in size, and the structural strength is possibly reduced due to the fact that the existing placement machine is enlarged in equal proportion, so that the existing placement machine is not suitable for placement on a large-scale assembly line or a large-size PCB.

Disclosure of Invention

In view of this, the present application provides a large-area mounter, including a base, a conveying part, a support frame, and a mounting head; the conveying part is laid on the base and is suitable for conveying a substrate from one end to the other end; the supporting frame is arranged in the middle of the base, and has a preset length along the conveying direction of the conveying part; the patch head is arranged between the conveying part and the supporting frame, and can move between two sides of the conveying part.

In a possible implementation manner, the device further comprises a movable beam; the movable cross beam is connected with the base in a sliding mode, the movable cross beam is arranged along the conveying direction of the conveying part, and the patch head can slide on the movable cross beam in a reciprocating mode.

In a possible implementation manner, the conveying system further comprises a power part, wherein the power part is arranged below the main beam and drives the movable cross beam to reciprocate along the conveying direction of the conveying part.

In a possible implementation mode, a lifting hook capable of moving along the conveying direction of the conveying part is further arranged below the top of the support frame, the lifting hook is connected with the middle of the movable cross beam in a clamped mode and moves along with the movable cross beam.

In one possible implementation, the support frame includes a frame, a connecting beam, and a main beam; the number of the frames is two, the frames are erected in the middle of the base in parallel at preset intervals, and the movable beam moves between the two frames; the connecting beam is connected with the bottoms of the two frames; and two ends of the main beam are respectively connected to the middle part of the top end of the frame.

In one possible implementation manner, the conveying part comprises a roller, a rotating shaft, a shaft seat and a conveying belt; the base is provided with a plurality of rows of shaft seats along the conveying direction of the conveying part, the rotating shaft penetrates through the roller and is arranged between the shaft seats of each row, one side of the rotating shaft is provided with two driving wheels, and the conveying belt is respectively sleeved on the two driving wheels which are adjacent to each other left and right.

In a possible implementation manner, the number of the conveying parts is multiple, the conveying parts are arranged in parallel in a horizontal plane, and the shaft seats in the same row share one rotating shaft.

In a possible implementation mode, a feeding portion is arranged below two sides of the moving beam, the patch head can obtain components from the feeding portion, and the feeding portion is provided with material taking positions with different heights.

In a possible implementation manner, a support frame mounting seat is arranged at a corresponding position in the middle of the base and is matched with the support frame.

In a possible implementation manner, a first guide rail which moves along the conveying direction of the conveying part is arranged on the base, and a roller matched with the first guide rail is arranged at the lower part of the movable cross beam; the movable cross beam is perpendicular to the conveying direction of the conveying part in the horizontal plane, a second guide rail is arranged on the movable cross beam, and the roller matched with the second guide rail is arranged on the patch head.

The invention has the beneficial effects that: through set up the support frame in the middle part of the base, support frame and moving beam sliding connection, make this large tracts of land subsides installation's structure more firm, effective lifting means's complete machine rigidity, paster head reciprocating motion between direction of delivery and conveying part both sides, it is quick, the efficient paster, and set up the lifting hook that together removes with subsides installation portion on the girder, can increase at the moving beam middle part and suspend the strong point in midair, increase structural strength, effectively protect the moving beam, prolong the holistic life of large tracts of land subsides installation, all set up feeding portion in moving beam both sides again, paster head is according to presetting the procedure and gets the material nearby, save process time, improve paster efficiency by a wide margin.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

Fig. 1 is a perspective view showing a large-area mounter according to an embodiment of the present application.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It will be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing or simplifying the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

Fig. 1 shows a schematic perspective view of a large-area mounter according to an embodiment of the present application.

As shown in fig. 1, the large area mounter includes: the base 10 is arranged on the ground, the conveying part 20 is paved on the base 10, the conveying part 20 is suitable for conveying a substrate from one end to the other end, the supporting frame 30 is erected in the middle of the base 10, a preset length is arranged along the conveying direction of the conveying part 20, the patch head 41 is arranged between the conveying part 20 and the supporting frame 30, and the patch head 41 can move between two sides of the conveying part 20.

In this embodiment, the large tracts of land subsides installation is applicable to operational environment such as factory's assembly line or large-scale LED advertising panel more, the holistic base 10 of large tracts of land subsides installation is regarded as to base 10, concrete shape does not make concrete restriction, lay transport portion 20 on the base 10, transport portion 20 need guarantee to be paved the top of base 10 as far as possible, avoid the space extravagant or increase unnecessary cost, and transport portion 20 and base 10 when the design, should have obvious length direction and width direction, and be convenient for the large tracts of land subsides machine of this application embodiment install in the assembly line can. For the sake of clarity of the description herein, the specific conveying directions of the conveying section 20 are: the chip mounting machine is directionally conveyed from one end to the other end on a horizontal plane, the chip mounting heads 41 reciprocate on two sides of the width direction of the conveying part, the driving modes of the chip mounting heads 41 are not limited and can be guide rails, chains and other mechanical transmission modes, and only by paying attention to the fact that the chip mounting machine cannot generate large deviation during chip mounting work and is accurate in chip mounting position, the selected driving mode should avoid shaking as much as possible, and the chip mounting part 40 is driven to reciprocate by adopting a mechanical transmission structure with small power or shaking amplitude.

In one embodiment, a moving beam 42; the movable beam 42 is slidably connected to the base 10, the movable beam 42 is provided along the conveying direction of the conveying section 20, and the placement head 41 is capable of reciprocating sliding on the movable beam 42.

In this embodiment, the supporting frame 30 is erected at the middle position of the base 10, because the mounter has a large size and a large volume, the supporting frame 30 is slidably connected with the movable beam 42, the erected supporting frame 30 can effectively enhance the structural strength of the mounting part 40 between the erected supporting frame 30 and the conveying part 20, the movable beam 42 can move along the conveying direction of the conveying part 20, the mounting head 41 is mounted on the movable beam 42, that is, the mounting head 41 can reciprocate between two sides of the conveying part 20 and can also move a preset distance in the conveying direction of the conveying part 20, the length direction of the conveying part 20 is too long, so that the mounting head 41 can complete mounting work only by moving within a certain range, unnecessary processing steps are reduced by the mounting head 41 moving within a reasonable range, and the cost can be well saved.

It should be particularly noted that the placement head 41 reciprocates on the movable beam 42 to complete the placement operation, the placement head 41 used in the embodiment of the present application is the prior art in the field, and no modification is made, and the practitioner in the field may select the appropriate placement head 41 according to the specific operating conditions.

As shown in FIG. 1, in one embodiment, the support frame 30 includes a frame 31, a main beam 32, and a connecting beam 33; the number of the frames 31 is two, and the frames are erected in the middle of the base 10 in parallel according to a preset interval; the connecting beam 33 connects the bottoms of the two frames 31; the two ends of the main beam 32 are respectively connected to the top middle part of the frame 31, and the power part is fixedly arranged below the main beam 32.

In this embodiment, the number of the frames 31 is two, and the frames are erected in parallel at the middle of the base 10 according to a preset interval, where it is to be understood that the preset interval is a moving interval of the chip mounting head 41 in the conveying direction of the conveying portion 20, the connecting beam 33 connects the fixed support frame 31 from the bottom, the main beam 32 fixes the support frame 31 from the top, and the position of the main beam 32 is set at the middle of the support frame 31 in the y-axis direction.

More specifically, the top of the supporting frame 30 is i-shaped, the tops of the two supporting frames 31 correspond to an i-shaped horizontal structure, and the main beam 32 is an i-shaped vertical structure. The power section mounting location is near the center below the main beam 32. Preferably, the supporting frame 31, the connecting beam 33 and the main beam 32 are formed by an integral molding process.

In one embodiment, a hook capable of moving along the conveying direction of the conveying part 20 is further arranged below the main beam 32, the hook is clamped and fixed with the middle part of the movable cross beam 42, and the hook moves along the conveying direction of the conveying part 20 along with the movable cross beam.

In this embodiment, a lifting hook moving in the conveying direction of the conveying part 20 is further arranged below the main beam 32, the lifting hook is clamped and fixed with the middle of the movable cross beam 42, because the width of the conveying part 20 is usually at least 1 meter, the movable cross beam 42 connected with the support frame 30 in a sliding manner on two sides needs to be longer, the movable cross beam 42 is provided with the patch head 41 sliding along the movable cross beam 42, but the overlong beam length can damage the structure of the structure, so that the service life of the movable cross beam is reduced, the lifting hook clamped and fixed with the middle of the movable cross beam 42 is additionally arranged below the main beam 32, a support point is additionally arranged from the middle of the movable cross beam 42, the rigidity of the whole machine is enhanced. It should be noted that, since the movable cross beam 42 can move along the conveying direction of the conveying part 20, the moving mechanism on the hook that should be matched with the movable cross beam is not limited, and it is only necessary to ensure that the hook can move along with the movable cross beam 42 and is always above the movable cross beam 42 to perform the function of suspension and support.

In one embodiment, the conveying part 20 includes a roller, a rotating shaft, a shaft seat and a conveyor belt; the base 10 is provided with a plurality of rows of shaft seats along the conveying direction of the conveying part 20, the rotating shaft passes through the roller and is arranged between each row of shaft seats, one side of the rotating shaft is provided with two driving wheels, and the conveying belt is respectively sleeved on the two driving wheels which are adjacent to each other left and right.

In this embodiment, the structure of the conveying unit 20 is specifically described, including the roller, the rotating shaft, the shaft seat and the conveyor belt, and the material of the surface of the roller should be selected from a material with a large friction force, which is not limited specifically, so as to ensure that the conveying efficiency is high and no relative sliding occurs when the substrate is conveyed. Base 10 is provided with the multirow axle bed along conveying part 20 direction of delivery, the pivot passes the cylinder setting between the axle bed, the built-in bearing of axle bed, one side of pivot is provided with two action wheels, two action wheels pass through the conveyer belt respectively with adjacent epaxial action wheel transmission of rotating, adjacent pivot dislocation transmission promptly, though the dislocation transmission of adjacent pivot compares holistic a strip conveyer belt and carries and increase production step and assembly flow, but its transmission is more accurate, cause and rock for a short time, realize conveying part 20 at the steady transport base plate of its direction of delivery.

It is particularly emphasized that each row of carriages referred to herein refers to carriages disposed in a horizontal plane along the conveying direction of the conveying portion 20, and each column of carriages referred to herein refers to carriages disposed in a horizontal plane perpendicular to the conveying direction of the conveying portion 20.

In one embodiment, the number of the conveying units 20 is multiple, and the conveying units are arranged in parallel in a horizontal plane, and the shaft seats in the same row share a rotating shaft.

In this embodiment, a plurality of conveying parts 20 are arranged in parallel in the conveying direction perpendicular to the conveying parts 20, the shaft seats on the same straight line of the y axis share one rotating shaft, it is pointed out here that one rotating shaft is shared, and the width of the conveying parts is long, the distance between the shaft seats in the same row is short, so that more support points are provided when the substrates are conveyed, the structural strength of the conveying parts 20 is ensured, and the service life of the large-area mounter is effectively prolonged.

As shown in fig. 1, in one embodiment, a material supply portion 50 is disposed below two sides of the moving beam 42, the placement head 41 can obtain components from the material supply portion 50, and material taking positions with different heights are disposed on the material supply portion 50.

In this embodiment, the feed portion 50 adopts cascaded design, has the not material level of getting of co-altitude to in the components and parts of more kinds, shape can be selected to paster head 41, feed portion 50 sets up in the both sides below of movable beam 42, and the paster head 41 of being convenient for acquires components and parts, improves the automation level of this application embodiment large tracts of land subsides installation. It should be particularly emphasized that, because the two ends of the movable beam 42 are both provided with the feeding portions 50, and the movable beam 42 has a relatively long size, a preset program is provided on the large-area mounter according to the embodiment of the present application, and the preset program follows the principle of taking materials nearby, when the placement head 41 needs to take materials, the movable beam 42 slides to the feeding portion 50 closer to the current position of the placement head to take materials, so that the material taking efficiency of the placement head 41 is greatly improved, and the production efficiency and the yield of the large-area mounter according to the embodiment of the present application are effectively improved.

In one embodiment, the device further comprises a power part, the power part is arranged below the top of the support frame 30, and the power part drives the movable cross beam 42 to move along the conveying direction of the conveying part 20.

In this embodiment, the power portion limiting the driving of the moving beam 42 to move along the conveying direction of the conveying portion is installed below the top of the supporting frame 30, because the overall size of the large-area mounter is large, if the power portion perpendicular to the conveying direction in the horizontal plane is arranged on one side of the base 10, the shaking of the side not provided with the power portion is more obvious during actual driving, and other unstable factors are generated, the placement head 41 has high requirements on the working environment because of needing a relatively precise placement, and in order to reduce the influence of shaking on the placement head 41 as much as possible, the power portion is installed below the top of the supporting frame 30 and is located in the middle of the placement portion 40, so that the transmission on two sides of the moving beam 42 is effectively guaranteed to be relatively stable.

In one embodiment, the ratio of the length of the conveying section 20 in the conveying direction to the length perpendicular to the conveying direction is 10: 1.

In this embodiment, the conveying part 20 is not limited in length direction, and preferably, the conveying part 20 has a length of 15m and a width of 1.5 m.

In one embodiment, a support frame mounting seat is disposed at a corresponding position in the middle of the base 10, and is matched with the support frame 30.

In one embodiment, the base 10 is provided with a first guide rail moving along the conveying direction of the conveying part 20, and the lower part of the movable beam 42 is provided with a roller matched with the first guide rail; the movable beam 42 is arranged in the horizontal plane perpendicular to the conveying direction of the conveying part 20, a second guide rail is arranged on the movable beam 42, and rollers matched with the second guide rail are arranged on the patch head.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A large-area placement machine is characterized by comprising a base, a conveying part, a supporting frame and a placement head;

the conveying part is laid on the base and is suitable for conveying a substrate from one end to the other end;

the supporting frame is arranged in the middle of the base, and has a preset length along the conveying direction of the conveying part;

the patch head is arranged between the conveying part and the supporting frame, and can move between two sides of the conveying part.

2. The large area mounter according to claim 1, further comprising a moving beam;

the movable cross beam is connected with the base in a sliding mode, the movable cross beam is arranged along the conveying direction of the conveying part, and the patch head can slide on the movable cross beam in a reciprocating mode.

3. The large area mounter according to claim 2, further comprising a power section provided below the top of said support frame, said power section driving said movable cross member to reciprocate in the conveying direction of said conveying section.

4. The large area mounter according to claim 2, wherein a lifting hook capable of moving along the conveying direction of the conveying part is further arranged below the top of the support frame, the lifting hook is clamped and fixed with the middle part of the movable cross beam, and the lifting hook moves along with the movable cross beam.

5. The large area mounter according to claim 2, wherein said support frame includes a frame, a connection beam, and a main beam;

the number of the frames is two, the frames are erected in the middle of the base in parallel at preset intervals, and the movable beam moves between the two frames;

the connecting beam is connected with the bottoms of the two frames;

and two ends of the main beam are respectively connected to the middle part of the top end of the frame.

6. The large area mounter according to claim 1, wherein said conveying part includes a roller, a rotating shaft, a shaft seat, and a conveyor belt; the base is provided with a plurality of rows of shaft seats along the conveying direction of the conveying part, the rotating shaft penetrates through the roller and is arranged between the shaft seats of each row, one side of the rotating shaft is provided with two driving wheels, and the conveying belt is respectively sleeved on the two driving wheels which are adjacent to each other left and right.

7. The large area mounter according to claim 6, wherein the number of said conveying sections is plural, and said shaft seats are juxtaposed in a horizontal plane, and share one said rotation shaft.

8. The large-area mounter according to claim 2, wherein supply portions are provided below both sides of said movable beam, said mounting head can obtain components from said supply portions to mount said substrate, and said supply portions are provided with material-taking positions having different heights.

9. The large area mounter according to claim 1, wherein a support frame mounting seat is provided at a corresponding position in the middle of said base, and said support frame mounting seat is matched with said support frame.

10. The large area mounter according to claim 2, wherein a first guide rail moving in the conveying direction of the conveyor is provided on the base, and a roller matching with the first guide rail is provided on a lower portion of the moving beam;

the movable cross beam is perpendicular to the conveying direction of the conveying part in the horizontal plane, a second guide rail is arranged on the movable cross beam, and the roller matched with the second guide rail is arranged on the patch head.