CN219204826U

CN219204826U - But clamp plate formula work piece platform

Info

Publication number: CN219204826U
Application number: CN202222907842.8U
Authority: CN
Inventors: 吕舟洋; 闫小猛
Original assignee: Shenzhen Xinhao Automation Technology Co ltd
Current assignee: Shenzhen Xinhao Automation Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-06-16
Anticipated expiration: 2032-11-02

Abstract

The utility model relates to the technical field of PCB soft board spray printing, in particular to a pressable plate type workpiece table, which comprises a main body frame and a suction plate, wherein a supporting block is arranged in the main body frame, and the main body frame is communicated with an air extraction structure; the main body frame is connected with a side pressing block through a side movable structure, a front pressing block through a front movable structure and a rear pressing block through a rear movable structure, the side pressing block, the rear pressing block and the front pressing block can be separated from the suction plate when the plate is placed, and four sides of the soft plate on the suction plate are pressed after the plate is placed; after the discharging of the soft board is completed, four sides of the soft board on the suction plate are pressed through the side pressing blocks, the front pressing block and the rear pressing block, and the soft board is adsorbed by negative pressure, so that the soft board is smooth and free from warping and is positioned on a workpiece table, and a good positioning effect is achieved for subsequent character spray printing.

Description

But clamp plate formula work piece platform

Technical Field

The utility model relates to the technical field of PCB soft board spray printing, in particular to a pressable plate type workpiece table.

Background

In the PCB processing process, characters are required to be printed by spraying, the characters are printed by spraying equipment comprising a material box, a qualified product collecting box, a unqualified product collecting box, a workpiece table, a picking and placing mechanism, a spraying device and a positioning camera, the PCB in the material box is picked and placed on the station table through the picking and placing mechanism, then the workpiece table is moved to the lower part of the spraying device through a feeding mechanism at the lower part of the workpiece table, mark points of the PCB on the workpiece table are grasped by the positioning camera, coordinates of the PCB are obtained, the spraying device is guided to finish the characters by spraying, after the spraying is finished, the workpiece table returns to the original position, and then the corresponding qualified product collecting box or unqualified product collecting box is picked and placed through the picking and placing mechanism.

The PCB board is divided into soft board and hard board, and current work piece platform comprises the suction plate of upper portion open-ended main part frame cooperation trompil, and main part frame connection bleed structure is gone up the air in the main part frame through bleed structure, and then makes the soft board adsorb on the suction plate, however at the in-process of adsorbing on the suction plate, the circumstances that the edge was raised easily appears, and then can influence the effect of spouting the seal, leads to the increase of unqualified product.

Disclosure of Invention

The utility model aims to provide a pressing plate type workpiece table, which is provided with a side pressing block, a front pressing block and a rear pressing block which can be separated from a suction plate, so that the four sides of a soft plate can be pressed while the discharging of the soft plate is not interfered, and the situation that the suction plate is tilted in the process is avoided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the workpiece table comprises a main body frame and a suction plate, wherein a supporting block is arranged in the main body frame, and the main body frame is communicated with an air extraction structure; the main body frame on be connected with the side briquetting through lateral part movable structure, be connected with preceding briquetting through anterior movable structure, be connected with back briquetting through rear portion movable structure, and side briquetting, back briquetting and preceding briquetting all can break away from the suction plate when putting the board, compress tightly the soft board four sides on the suction plate after putting the board completion.

After the discharging of the soft board is completed, four sides of the soft board on the suction plate are pressed through the side pressing blocks, the front pressing block and the rear pressing block, and the soft board is adsorbed by negative pressure, so that the soft board is smooth and free from warping and is positioned on a workpiece table, and a good positioning effect is achieved for subsequent character spray printing.

Preferably, the front movable structure comprises a chute block penetrating through the main body frame, a chute penetrating through the main body frame up and down is formed in the chute block and the suction plate, a front movable motor and a front movable belt which are matched with each other are arranged at the bottom of the main body frame, the front movable belt is connected with a front movable seat matched with a sliding rail running back and forth at the lower part of the main body frame, a front lifting cylinder is arranged on the front movable seat, and a front pressing block is connected with the front lifting cylinder through a connecting rod penetrating through the chute.

The design of spout piece can not influence the air current of main part frame inner chamber because of the structure that runs through from top to bottom, has ensured the negative pressure adsorption effect, can drive anterior movable seat through anterior movable motor and anterior movable belt and remove in the fore-and-aft direction, and the lift of lift cylinder before the cooperation can make preceding briquetting go up and down and remove, and then can adapt to the soft board of different length specifications and compress tightly.

Preferably, the side movable structure comprises side mounting seats arranged on two sides of the main body frame, side movable belts are arranged on the two side mounting seats through rotating wheels and driven by side movable motors, the side movable belts are connected with two side movable seats capable of moving oppositely or back to back, side lifting cylinders are arranged on the side movable seats, and the side lifting cylinders are connected with right-angle side pressing blocks.

The side movable structure drives the two side movable seats to move oppositely or back to back through the movement of the side movable belt, and the side movable seats are matched with the side lifting cylinder to realize the lifting and movement of the two side pressing blocks.

Preferably, the rear movable structure comprises a rear mounting block mounted on the rear side of the main body frame, a rotatable rear pressing plate cylinder is mounted on the rear mounting block and is connected with a rear pressing plate connecting block, the rear pressing block is right-angle-shaped and mounted on the rear pressing plate connecting block, the side face of the rear pressing plate connecting block is cylindrical and is inserted into a rear pressing plate movable groove formed in the rear mounting block, and the lower portion of the rear pressing plate movable groove is a square groove and the upper portion of the rear pressing plate movable groove is an arc groove.

The rear movable structure is matched with the shape of the rear pressing plate movable groove through the rear pressing plate cylinder, so that the rear pressing plate can move in an arc shape and is combined with the lifting motion, and the functions of pressing plate and detachment are achieved.

Preferably, the suction plate is provided with suction rings, and the bottom of one suction ring is provided with a suction hole communicated with the inner cavity of the main body frame.

The adsorption ring is matched with the design of the adsorption hole, so that the adsorption area of each adsorption hole and the soft board is annular, the adsorption area is increased, and the adsorption stability is further ensured.

Drawings

Fig. 1 is a schematic perspective view of a press plate type workpiece table from a top view.

Fig. 2 is a schematic perspective view of fig. 1 with the suction plate removed.

Fig. 3 is a schematic front perspective view of a pressable workpiece stage.

Fig. 4 is a schematic perspective view of a pressing plate type workpiece table from the bottom.

Fig. 5 is a perspective view of the rear movable structure.

The words shown in the figures are expressed as: 31. a main body frame; 32. a suction plate; 33. a side pressing block; 34. pressing the mixture into a block; 35. a front briquetting; 36. a support block; 37. a chute block; 38. a chute; 39. a side mount; 40. a side movable motor; 41. a side movable belt; 42. a side movable seat; 43. a side lifting cylinder; 44. a front movable motor; 45. a front movable belt; 46. a front movable seat; 47. a front lifting cylinder; 48. a rear platen structure; 49. a rear mounting block; 50. a rear platen cylinder; 51. a rear pressing plate connecting block; 52. a rear platen movable groove; 53. an adsorption ring; 54. adsorption holes.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-5, the pressing plate type workpiece table comprises a main body frame 31 and a suction plate 32, wherein a supporting block 36 is arranged in the main body frame 31, and the main body frame 31 is communicated with an air extraction structure; the main body frame 31 on be connected with the side briquetting 33 through the lateral part movable structure, be connected with preceding briquetting 35 through the front portion movable structure, be connected with back briquetting 34 through the rear portion movable structure, and side briquetting 33, back briquetting 34 and preceding briquetting 35 all can break away from the suction plate 32 when putting the board, compress tightly the soft board four sides on the suction plate 32 after putting the board and accomplish, the suction plate 32 on set up the absorption ring 53, an absorption hole 54 with main body frame 31 inner chamber intercommunication has been seted up to the bottom of an absorption ring 53.

When the suction mechanism prepares the soft board to be placed on the workpiece table, the front pressing block 35 moves to the forefront end under the action of the front movable structure, the rear pressing block 34 and the side pressing block 33 are separated from the suction plate 32 under the action of the rear movable structure and the side movable structure respectively, the material discharging of the soft board cannot be interfered, after the material discharging of the soft board is completed by the suction mechanism, the rear pressing block 34 and the side pressing block 33 move to the upper side of the suction plate 32 and press down the edge of the soft board, the front pressing block moves to the position corresponding to the front edge of the soft board to press the front edge of the soft board, the air suction structure pumps air in the main body frame 31, and then air in the adsorption ring 53 is pumped out from the adsorption holes 54, so that the soft board and the suction plate 32 form negative pressure adsorption, and the situation of edge warping cannot occur in the adsorption process due to four sides pressing.

As shown in fig. 1, 2 and 4, the front movable structure comprises a chute block 37 penetrating through the main body frame 31, a chute 38 penetrating through the main body frame 31 up and down is formed in the chute block 37 and the suction plate 32, a front movable motor 44 and a front movable belt 45 which are mutually matched are arranged at the bottom of the main body frame 31, the front movable belt 45 is connected with a front movable seat 46 matched with a sliding rail running back and forth at the lower part of the main body frame 31, a front lifting cylinder 47 is arranged on the front movable seat 46, and the front lifting cylinder 47 is connected with a front pressing block 35 through a connecting rod penetrating through the chute 38.

The front movable belt 45 is driven to operate by the front movable motor 44, the front movable seat 46 is driven to move back and forth along the sliding rail, the connecting rod penetrating through the sliding groove 38 can drive the front pressing block 35 to move back and forth, and when the pressing plate is needed, the front lifting cylinder 47 drives the connecting rod and the front pressing block 35 connected with the connecting rod to descend, so that the pressing plate position of the front pressing plate can be adjusted according to the length dimension of the soft plate.

As shown in fig. 3 to 4, the side movable structure includes side mounting bases 39 mounted on both sides of the main body frame 31, side movable belts 41 mounted on both side mounting bases 39 through rotating wheels and driven by side movable motors 40, and the side movable belts 41 are connected with two side movable bases 42 capable of moving in opposite directions or back to back, and side lifting cylinders 43 are provided on the side movable bases 42. The side lifting cylinder 43 is connected to a rectangular side pressure block 33.

The side movable structure drives the side movable belt 41 to operate through the side movable motor 40, and then drives the two side movable seats 42 connected to the side movable belt 41 and having a phase difference of 180 degrees to move in opposite directions or in opposite directions, so that the two side pressing blocks 33 can move inwards and outwards, when the pressing plate is needed, the two side pressing blocks 33 can move in opposite directions until the vertical parts of the two side pressing blocks 33 are intercepted by the outer edge of the main frame 31, and then the side pressing blocks 33 are driven to descend through the side lifting cylinder 43, so that the side pressing of the soft plate can be realized.

As shown in fig. 4-5, the rear movable structure includes a rear mounting block 49 mounted at the rear side of the main body frame 31, a rotatable rear platen cylinder 50 is mounted on the rear mounting block 49, the rear platen cylinder 50 is connected with a rear platen connecting block 51, the rear platen 34 is right-angled and mounted on the rear platen connecting block 51, the side surface of the rear platen connecting block 51 is cylindrical and is inserted into a rear platen movable groove 52 formed in the rear mounting block 49, and the lower part of the rear platen movable groove 52 is a square groove and the upper part is an arc groove.

Because the space is limited, in order to avoid interference with the front movable device and the side movable devices, the rear movable structure adopts the hinged rear pressing plate cylinder 50 to drive the rear pressing plate connecting block 51 to move along the pressing plate movable groove 52, the pressing plate connecting block 51 is lifted when in a square groove at the lower part of the pressing plate movable groove 52, the rear pressing block 34 is driven to lift, and the rear pressing block 34 is driven to move outwards along an arc when in an upper arc groove, so that the rear pressing block 34 is driven to move outwards along the arc, and the suction plate 32 is separated.

To better determine whether a flexible board is placed on the suction plate 32, holes are opened at portions of the suction plate supported by the support blocks 36, and sensors for detecting whether a board is present are installed on the corresponding support blocks 36.

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 utility model have been described herein with reference to specific examples, the above examples being provided only to assist in understanding the methods of the present utility model and the core ideas thereof; the foregoing is merely illustrative of the preferred embodiments of this utility model, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the utility model, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a but clamp plate formula work piece platform, includes main part frame (31) and suction plate (32), is provided with supporting shoe (36) in main part frame (31), and main part frame (31) intercommunication has the air extraction structure; the flexible printed circuit board is characterized in that the main body frame (31) is connected with the side pressing block (33) through the side movable structure, the front pressing block (35) is connected with the front pressing block through the front movable structure, the rear pressing block (34) is connected with the rear movable structure, the side pressing block (33), the rear pressing block (34) and the front pressing block (35) can be separated from the suction plate (32) when the board is placed, and four sides of the flexible printed circuit board on the suction plate (32) are pressed after the board is placed.

2. The pressing plate type workpiece table according to claim 1, wherein the front movable structure comprises a chute block (37) penetrating through the main body frame (31), a chute (38) penetrating through the upper portion and the lower portion is formed in the chute block (37) and the suction plate (32), a front movable motor (44) and a front movable belt (45) which are mutually matched are arranged at the bottom of the main body frame (31), the front movable belt (45) is connected with a front movable seat (46) matched with a sliding rail running back and forth at the lower portion of the main body frame (31), a front lifting cylinder (47) is arranged on the front movable seat (46), and the front lifting cylinder (47) is connected with a front pressing block (35) through a connecting rod penetrating through the chute (38).

3. The pressing plate type workpiece table according to claim 1, wherein the side movable structure comprises side mounting seats (39) mounted on two sides of the main body frame (31), side movable belts (41) are mounted on the two side mounting seats (39) through rotating wheels and driven by side movable motors (40), the side movable belts (41) are connected with two side movable seats (42) capable of moving oppositely or back to each other, side lifting cylinders (43) are arranged on the side movable seats (42), and the side lifting cylinders (43) are connected with rectangular side pressing blocks (33).

4. The workpiece table capable of being pressed according to claim 1, wherein the rear movable structure comprises a rear mounting block (49) mounted on the rear side of the main body frame (31), a rotatable rear pressing plate cylinder (50) is mounted on the rear mounting block (49), the rear pressing plate cylinder (50) is connected with a rear pressing plate connecting block (51), the rear pressing block (34) is right-angle-shaped and mounted on the rear pressing plate connecting block (51), the side surface of the rear pressing plate connecting block (51) is cylindrical and is inserted into a rear pressing plate movable groove (52) formed in the rear mounting block (49), and the lower part of the rear pressing plate movable groove (52) is a square groove and the upper part of the rear pressing plate movable groove is an arc groove.

5. The workpiece table of claim 1, wherein the suction plate (32) is provided with suction rings (53), and a suction hole (54) communicated with the inner cavity of the main frame (31) is formed at the bottom of one suction ring (53).