CN110834466A

CN110834466A - Automatic processing equipment for electronic components

Info

Publication number: CN110834466A
Application number: CN201911206718.5A
Authority: CN
Inventors: 孙永光
Original assignee: Hunan Wangji Electronic Technology Co Ltd
Current assignee: Hunan Wangji Electronic Technology Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-02-25

Abstract

The invention discloses automatic processing equipment for electronic components, which comprises a base, wherein the upper end of the base is connected with a workbench through an upright post, the middle part of the upper end of the workbench is provided with a screen printing area, the upper end of the workbench is provided with object supporting posts in an array in the screen printing area, the workbench is provided with a pushing device by taking the screen printing area as a shaft annular array, the pushing device comprises a long-strip hole with open upper and lower ends and a sliding plate sliding in the long-strip hole, the upper end of the sliding plate is provided with a push plate capable of being horizontally adjusted, the lower end of the sliding plate is hinged with a connecting rod, and the lower end of the connecting rod is hinged with; the automatic clamping device is characterized in that a support is arranged on one side of the upper end of the workbench, a pushing cylinder is horizontally arranged on the support, a piston rod of the pushing cylinder is connected with a turntable with a horizontal axis, and a clamping device is arranged on the turntable. The invention aims to provide automatic processing equipment for electronic components, which can quickly fix a circuit substrate and automatically replace a screen printing surface.

Description

Automatic processing equipment for electronic components

Technical Field

The invention relates to the field of circuit board processing, in particular to automatic processing equipment for electronic components.

Background

The electronic components need to use a large number of circuit boards, in order to facilitate subsequent processes such as assembly and the like, names, position frames and the like of parts need to be marked on the circuit boards, the conventional marking process adopts a silk-screen technology to print required marking patterns, character codes and the like on a base plate, but the circuit base plate is thinner and the end surface of the circuit base plate is a plane compared with other products, so that the base plate cannot be fixed by adopting a common positioning boss and groove matching mode, the existing mode is that a datum line and a positioning column are set on a workbench before printing, then an operator carries out silk-screen printing after the base plate is placed on the workbench according to the datum, but the efficiency is low and slight difference easily occurs in the silk-screen position of the base plate in the same batch because the operator needs to manually align each base plate before silk-screen printing; meanwhile, the circuit board is very difficult to take up due to the fact that the circuit board is thin, and the circuit board is very troublesome to replace the silk-screen surface and the silk-screen printing plate when being placed at the upper end of the horizontal workbench.

Disclosure of Invention

The invention aims to solve the problems and provides automatic processing equipment for electronic components, which can quickly fix a circuit substrate and automatically replace a screen printing surface.

In order to realize the purpose, the invention adopts the technical scheme that: the pushing devices arranged on the periphery of the base plate move simultaneously to ensure that the position of the base plate is fixed during the same batch of production, and the pushing devices are arranged in a central annular array of the workbench for realizing the simultaneous movement of the pushing devices; the pushing device comprises a strip hole arranged on the workbench in a penetrating manner and a sliding plate sliding in the strip hole, in order to enable the sliding plate to slide in the horizontal direction, the lower end of the sliding plate is hinged with a connecting rod, the lower end of the connecting rod is hinged with a lifting seat, the lifting seat is pushed by an oil cylinder, a motor and the like to reciprocate in the vertical direction, the lifting seat is arranged on a base below the workbench, and in order to ensure that the sliding plate moves simultaneously, the lifting seat and the workbench are coaxially arranged; meanwhile, in order to adapt to substrates of different specifications and adjust the substrates according to actual conditions, a horizontally adjustable push plate is arranged at the upper end of the sliding plate, and the upper end surface of the push plate is higher than that of the workbench; in order to automatically replace the silk-screen surface, one side of the upper end of the workbench is provided with a support, a pushing cylinder is horizontally arranged on the support, a piston rod of the pushing cylinder is connected with a turntable with a horizontal axis, the turntable can adopt an electric turntable, a pneumatic turntable and the like, the turntable is provided with a clamping device, and the clamping device is arranged on one side of the circuit substrate; the lower end of the support is connected with a piston rod of the lifting oil cylinder so as to lift a certain height when the turntable works, so that the circuit substrate cannot impact the workbench when rotating; when the clamping device clamps the circuit board, the upper end face and the lower end face of the circuit board need to be clamped, so that a screen printing area is arranged in the middle of the upper end of the workbench, a plurality of object supporting columns are arranged in the screen printing area in an array mode, the circuit board is placed at the upper ends of the object supporting columns, a certain distance is reserved between the lower end face of the circuit board and the upper end face of the workbench, the clamping device can work conveniently, and meanwhile the object supporting columns can be arranged as many as possible to avoid the circuit board from overturning.

Furthermore, in order to accurately control the movement of the lifting seat, a motor is arranged at the upper end of the base, an output shaft of the motor is in transmission connection with a vertically arranged screw rod, and the screw rod is in threaded connection with the lifting seat.

Furthermore, a guide post is arranged on the base and penetrates through the lifting seat, so that the lifting seat can be lifted stably.

Furthermore, in order to adjust and fix the position of the push plate, a locking bolt is arranged between the push plate and the sliding plate, the locking bolt penetrates through a kidney-shaped hole in the push plate, and the outer diameter of a nut of the locking bolt is larger than the inner diameter of the kidney-shaped hole.

Further, for the convenience of maintenance and purchase, the clamping device is a pneumatic finger.

Further, when the lifting seat is lifted up and down, in order to ensure that the sliding plate can horizontally slide and is not lifted together with the lifting seat, a horizontal sliding groove is arranged on the side wall of the elongated hole, and a sliding key matched with the sliding groove is arranged on the outer wall of the sliding plate; or a limiting plate can be arranged on the sliding plate and arranged at the upper end and the lower end of the workbench to prevent the sliding plate from being separated from the strip hole.

Further, the sliding key is provided with a roller to reduce friction.

The invention has the beneficial effects that: the pushing devices are arranged in an annular array at the center of the workbench, and the lifting seat which pulls the pushing devices to move horizontally is coaxial with the center of the workbench, so that the sliding plates around the circuit boards are driven to move together by the connecting rods hinged on the sliding plates when the lifting seat is lifted up and down, and the circuit boards produced in the same batch are all positioned at the same position during silk-screen printing; all sliding plates are drawn by one lifting seat, so that the driving structure is simplified on the premise of ensuring that the circuit boards are located at the same position.

1. The push plate for pushing the circuit board can be adjusted in position along the sliding plate, so that the adjustment can be carried out according to the actual production condition.

2. After the circuit board was kept away from to the push pedal, clamping device moved and clamped the circuit board to the circuit board under the drive that promotes the cylinder, then lift cylinder drive promotes the cylinder and rises, then carousel work again to the upper and lower face that makes the circuit board is changed, and after the change was accomplished, promotion cylinder descends and resets, and clamping device loosens the circuit board and keeps away from the circuit board under the drive that promotes the cylinder, thereby changes the silk-screen face automatically.

Drawings

FIG. 1 is a schematic top view of a worktable.

Fig. 2 is a schematic view of the assembly structure of the push plate and the sliding plate.

FIG. 3 is a schematic side view of the present invention.

Fig. 4 is a schematic view of the structure of the sliding plate and the workbench.

The text labels in the figures are represented as: 1. a base; 2. a column; 3. a work table; 4. a silk-screen area; 5. a supporting column; 6. a strip hole; 7. a sliding plate; 8. pushing the plate; 9. a connecting rod; 10. a lifting seat; 11. a support; 12. a push cylinder; 13. a turntable; 14. a clamping device; 15. a lift cylinder; 16. a motor; 17. a screw; 18. a guide post; 19. locking the bolt; 20. a kidney-shaped hole; 21. a chute; 22. a sliding key; 23. and a roller.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 4, the specific structure of the present invention is: the automatic silk-screen printing machine comprises a base 1, wherein the upper end of the base 1 is connected with a workbench 3 through a stand column 2, a silk-screen area 4 is arranged in the middle of the upper end of the workbench 3, object supporting columns 5 are arranged at the upper end of the workbench 3 in an array mode in the silk-screen area 4, pushing devices are arranged on the workbench 3 by taking the silk-screen area as a shaft annular array, and when the pushing devices are closest to the silk-screen area, a certain distance is required to be kept between the pushing devices and the object supporting columns on the outermost side so that a clamping device 14 behind the pushing devices can work; in this embodiment, four pushing devices are provided, and an included angle between two adjacent pushing devices is a right angle, so that the pushing devices can be in contact with side walls of a rectangular circuit board in four directions, namely, an upper direction, a lower direction, a left direction and a right direction, in the horizontal direction, the pushing devices comprise strip holes 6 with open upper and lower ends and sliding plates 7 sliding in the strip holes 6, a horizontally adjustable push plate 8 is arranged at the upper end of each sliding plate 7, the upper end surface of each push plate 8 is higher than the upper end surface of the workbench 3, the push plates 8 can extend out of the sliding plates 7 on one side of the circuit board, a rubber cushion layer can be arranged on one side of each push plate 8, which is in contact with the circuit board, so as to protect the circuit board, a connecting rod 9 is hinged to the lower end of each sliding plate 7, the; a support 11 is arranged on one side of the upper end of the workbench 3, a pushing cylinder 12 is horizontally arranged on the support 11, a piston rod of the pushing cylinder 12 is connected with a first mounting plate, a rotary table 13 with a horizontal axis is arranged on the first mounting plate and connected, the rotary table 13 is connected with a clamping device 14 through a second mounting plate, and the clamping device 14 is arranged on one side of the screen printing area 4; the lower end of the support 11 is connected with a piston rod of a lifting oil cylinder 15, and the lifting oil cylinder 15 is arranged in a protective shell on the base.

Preferably, as shown in fig. 3, a motor 16 is disposed at the upper end of the base 1, an output shaft of the motor 16 is in transmission connection with a vertically disposed screw 17, the screw 17 is in threaded connection with the lifting seat 10, and in order to ensure the stability of the screw 17, the upper end of the screw 17 is connected with a bearing seat at the lower end of the workbench 3.

Preferably, as shown in fig. 3, a guide post 18 is disposed on the base 1, the guide post 18 passes through the lifting base 10, and an upper end of the guide post 18 is connected to a lower end of the working platform 3.

Preferably, as shown in fig. 2, a locking bolt 19 is arranged between the push plate 8 and the sliding plate 7, the locking bolt 19 passes through a kidney-shaped hole 20 in the push plate 8, and the kidney-shaped hole 20 is arranged along the length direction of the elongated hole 6 in which the locking bolt is arranged.

Preferably, as shown in fig. 1, the gripping device 14 is a pneumatic finger.

Preferably, as shown in fig. 3 and 4, a horizontal sliding groove 21 is provided on a side wall of the elongated hole 6, and a sliding key 22 adapted to the sliding groove 21 is provided on an outer wall of the sliding plate 7.

Preferably, as shown in fig. 4, the sliding key 22 is provided with a roller 23, and the roller 23 contacts with the inner wall of the sliding groove 21.

The specific using process is as follows: an operator places the circuit board on the upper end of the object supporting column 5, keeps four edges of the circuit board and the corresponding side walls of the push plate 8 basically horizontal when placing the circuit board, and only needs to keep an included angle between the four edges and the corresponding side walls of the push plate 8 excessively large, then the lifting seat 10 descends, and the push plate 8 is driven to move towards the circuit board through the traction of the connecting rod 9 until the push plates 8 on the periphery of the circuit board are all in horizontal contact with the side walls of the circuit board, so that the circuit board; and covering the silk screen plate on the circuit board for silk screen printing.

After the silk screen printing is finished, taking away the silk screen plate, lifting the lifting seat 10, driving the push plate 8 to be far away from the circuit board through the traction of the connecting rod 9, and taking away the circuit board if the silk screen printing is not required to be carried out on the reverse side of the circuit board; if the reverse side of the circuit board needs to be subjected to silk-screen printing, the pushing cylinder 12 drives the clamping device 14 to move towards the circuit board and clamp the circuit board, then the lifting cylinder 15 drives the pushing cylinder 12 to ascend, then the rotary table 13 works to enable the upper surface and the lower surface of the circuit board to be exchanged, after the exchange is completed, the pushing cylinder 12 descends and resets, and the clamping device 14 loosens the circuit board and keeps away from the circuit board under the driving of the pushing cylinder 12, so that the silk-screen printing surface is automatically exchanged.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. An automatic processing device for electronic components, which comprises a base (1) and is characterized in that, the upper end of the base (1) is connected with the workbench (3) through the upright post (2), a silk-screen area (4) is arranged in the middle of the upper end of the workbench (3), object supporting columns (5) are arranged on the upper end of the workbench (3) in the silk-screen area (4) in an array manner, the workbench (3) is provided with a pushing device by taking the silk screen printing area as a shaft annular array, the pushing device comprises a long hole (6) with the upper end and the lower end open and a sliding plate (7) sliding in the long hole (6), a push plate (8) which can be horizontally adjusted is arranged at the upper end of the sliding plate (7), the lower end of the sliding plate (7) is hinged with a connecting rod (9), the lower end of the connecting rod (9) is hinged with a lifting seat (10), the lifting seat (10) and the workbench (3) are coaxially arranged and reciprocate in the vertical direction; a support (11) is arranged on one side of the upper end of the workbench (3), a pushing cylinder (12) is horizontally arranged on the support (11), a piston rod of the pushing cylinder (12) is connected with a rotary table (13) with a horizontal axis, and a clamping device (14) is arranged on the rotary table (13); the lower end of the support (11) is connected with a piston rod of the lifting oil cylinder (15).

2. The automatic processing equipment for the electronic components as claimed in claim 1, wherein a motor (16) is arranged at the upper end of the base (1), an output shaft of the motor (16) is in transmission connection with a vertically arranged screw rod (17), and the screw rod (17) is in threaded connection with the lifting seat (10).

3. The automatic processing equipment for electronic components as claimed in claim 2, wherein the base (1) is provided with guide posts (18), and the guide posts (18) penetrate through the lifting seat (10).

4. The automatic processing equipment for electronic components as claimed in claim 1, wherein a locking bolt (19) is arranged between the push plate (8) and the sliding plate (7), and the locking bolt (19) passes through a kidney-shaped hole (20) in the push plate (8).

5. The automatic electronic component processing equipment as claimed in claim 1, wherein the clamping device (14) is a pneumatic finger.

6. The automatic processing equipment for electronic components as claimed in claim 1, wherein a horizontal sliding groove (21) is formed in the side wall of the elongated hole (6), and a sliding key (22) matched with the sliding groove (21) is arranged on the outer wall of the sliding plate (7).

7. The automatic electronic component processing equipment as claimed in claim 6, wherein the sliding key (22) is provided with a roller (23).