CN218525556U

CN218525556U - A adsorption structure and transfer device for adsorbing PCB board

Info

Publication number: CN218525556U
Application number: CN202222860495.8U
Authority: CN
Inventors: 李文峰; 刘贞宝
Original assignee: Dongguan Zhan Rong Electronics Mechanical Co Ltd
Current assignee: Dongguan Zhan Rong Electronics Mechanical Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-24
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a PCB board production technical field specifically is an adsorption structure and transfer device for adsorbing PCB board. The adsorption device comprises a substrate, wherein the substrate is provided with N rows and M rows of connecting holes, T adsorption units and S adsorption units are respectively connected to two sides of the lower end of the substrate, each adsorption unit comprises a connecting block, each connecting block is provided with a connecting groove, and each connecting block penetrates through the connecting groove and the connecting hole to be fixedly connected with the substrate through a connecting piece; the base plate is stretched out and is equipped with the mounting hole to the one end of connecting block, and the mounting hole internal connection has the adsorption tube, and the lower extreme of adsorption tube is connected with the sucking disc, and the upper end of adsorption tube is connected with the joint and is connected with air exhaust device through connecting, and T, S, N, M are the natural number and are greater than 1. The utility model has the advantages that: through setting up N row M row connecting hole on the base plate, T, S absorption unit can be connected respectively as required to base plate lower extreme both sides, can adjust the position of absorbing the unit simultaneously to the PCB board of adaptation various models.

Description

A adsorption structure and transfer device for adsorbing PCB board

Technical Field

The utility model relates to a PCB board production technical field specifically is an adsorption structure and transfer device for adsorbing PCB board.

Background

PCB board is after production is accomplished, need shift to the tool of depositing from the production line, generally adopts the sucking disc subassembly to snatch at present, is as patent number: CN201822205408.9, with the name: a PCB transferring device for the PCB turnover machine; the PCB grabbing mechanism described in the patent document comprises a grabbing arm, wherein the grabbing arm is provided with a sucker; the PCB is sucked by the sucking disc to be grabbed; in the actual production process, the PCB has more types and different sizes; therefore, the positions of the suckers need to be adjusted, and the number of the suckers needs to be increased or reduced; as the grabbing arms are of fixed structures, the position adjustment and the number change are inconvenient, and particularly, the number of the grabbing arms is increased. Therefore, it is necessary to design a transfer device capable of accommodating a plurality of sizes of PCB boards.

Disclosure of Invention

An object of the utility model is to solve the not enough of prior art, provide an adsorption structure for adsorbing the PCB board, this adsorption structure can adsorb convenient operation to the PCB board of multiple model.

The utility model discloses another aim at: a transfer device is provided, which has the adsorption structure.

An adsorption structure for adsorbing a PCB comprises a substrate, wherein the substrate is provided with N rows and M columns of connecting holes, T adsorption units and S adsorption units are respectively connected to two sides of the lower end of the substrate, each adsorption unit comprises a connecting block, the connecting block is provided with a connecting groove, and the connecting block penetrates through the connecting groove and the connecting holes to be fixedly connected with the substrate through a connecting piece; the base plate is stretched out and is equipped with the mounting hole to the one end of connecting block, and the mounting hole internal connection has the adsorption tube, and the lower extreme of adsorption tube is connected with the sucking disc, and the upper end of adsorption tube is connected with the joint and is connected with air exhaust device through connecting, and T, S, N, M are the natural number and are greater than 1.

Furthermore, the adsorption tube is connected with two adjusting nuts, and the two adjusting nuts are respectively located on two sides of the connecting block.

Further, the connection groove corresponds to at least 2 connection holes.

Furthermore, the substrate is connected with an induction unit, the induction unit comprises a fixed block connected with the substrate, one end of the fixed block extends out of the substrate and is connected with a vertical block, the vertical block is connected with a height adjusting sheet, the height adjusting sheet is connected with an inductor, and the vertical block is elastically connected with an induction rod matched with the inductor; when the induction rod is abutted against the PCB, the induction rod triggers the inductor; when the PCB board separates from the induction rod, the induction rod resets.

Furthermore, an adjusting groove is formed in the middle of the fixing block, a connecting piece is arranged in the adjusting groove and fixedly connected with the base plate through the connecting piece, an upper vertical groove is formed in the vertical block, a connecting piece is also arranged in the upper vertical groove, and one end of the connecting piece penetrates through the vertical groove and is fixedly connected with the fixing block; the height adjusting sheet is provided with a lower vertical groove, and a connecting piece is arranged in the lower vertical groove and is fixedly connected with the vertical block through the connecting piece.

Preferably, a convex block extends outwards from one end of the vertical block, the induction rod comprises an upper cylindrical section and a lower cylindrical section, and the outer diameter of the upper cylindrical section is larger than that of the lower cylindrical section; the lug is provided with a through hole matched with the lower cylindrical section, and the elastic piece is fixed on the lower cylindrical section and is propped against the lower end face of the lug.

A PCB board transfer device, comprising: the adsorption structure and a transfer unit for driving the adsorption structure to transfer.

Further, the transfer unit comprises a robot, the robot is provided with a rotary output shaft, the rotary output shaft is connected with a flange, the middle of the base plate is connected with a vertical connecting block, the upper end of the vertical connecting block is connected with a transfer block, and the flange is fixed on the transfer block.

Further, the one end of shifting the piece is connected with vertical bottom plate, and vertical bottom plate is connected with the lift cylinder, and the lift cylinder is connected with L shape fixed block, and the horizontal segment of L shape fixed block is connected with a plurality of butt foot and rotating electrical machines, and the rotating electrical machines drive is connected with the rotary disk, and the lower extreme of rotary disk is connected with dials the knot.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up N row M row connecting hole on the base plate, T, S absorption unit can be connected respectively as required to base plate lower extreme both sides, can adjust the position of absorbing the unit simultaneously to the PCB board of adaptation various models.

Drawings

Fig. 1 is a schematic view of the adsorption structure of the present invention.

Fig. 2 is a schematic view of a second viewing angle of the adsorption structure of the present invention.

Fig. 3 is a schematic view of a third viewing angle of the adsorption structure of the present invention.

Fig. 4 is a schematic view of a second viewing angle of the transferring device of the present invention.

Reference numerals are as follows:

1-a substrate; 2-connecting hole; 3- — a fixation block; 4-an adjusting groove; 5-induction bar; 6-inductor; 7-height adjusting sheet; 8-upper vertical groove; 9-vertical connecting block; 10-PCB board; 11-a sorbent tube; 12-a suction cup; 13-adjusting nut; 15-connecting block; 16-transfer block; 17-flange; 18-vertical floor; 19-lifting cylinder; 20-pulling and buckling; 21-butting pin; 22-L-shaped fixed block; 23-connecting groove; 24-an elastic member; 26-vertical block; 27-a bump; 28-rotating electrical machines; 29-rotating disk; 30-robot; 31-rotating output shaft; 32-joint.

Detailed Description

The technical solution of the present invention will be further explained with reference to fig. 1 to fig. 4 and the specific embodiments.

The first embodiment is as follows: an adsorption structure for adsorbing a PCB comprises a substrate 1, wherein the substrate 1 is provided with N rows and M columns of connecting holes 2, two sides of the lower end of the substrate 1 are respectively connected with T adsorption units and S adsorption units, each adsorption unit comprises a connecting block 15, the connecting block 15 is provided with a connecting groove 23, and the connecting block 15 penetrates through the connecting groove 23 and the connecting holes 2 through a connecting piece to be fixedly connected with the substrate 1; one end of the connecting block 15 extends out of the substrate 1 and is provided with a mounting hole, a suction tube 11 is connected in the mounting hole, the lower end of the suction tube 11 is connected with a suction cup 12, the upper end of the suction tube 11 is connected with a connector 32 and is connected with an air extraction device (not shown) through the connector 32, and T, S, N and M are natural numbers and are greater than 1.

When the technical scheme works, according to the model size of the PCB 10, the T and S parameters are designed to be consistent, and the T and the S can be equal or unequal; for non-regular or asymmetric PCB boards 10, T, S may be different; secondly, the length, angle, etc. of the connection block 15 of each adsorption unit extending out of the substrate 1 can also be different, so that each adsorption unit can adsorb the PCB board 10, and the whole can adsorb the PCB board 10. When the connecting block 15 is connected to the substrate 1, the connecting member may be a bolt, the bolt is matched with a nut, one end of the bolt passes through the connecting groove 23 and the connecting hole 2 and is connected to the nut, and the connecting block 15 is fixed to the substrate 1.T, S, N, M may be: 2. 3, 4, 5, 6, 7, etc. The suction device may be of the prior art, such as a fitting 32 connected to a suction pump by tubing. The suction device is not shown in the figures. The suction cup 12 may also be of the prior art.

Further, the adsorption pipe 11 is connected with two adjusting nuts 13, and the two adjusting nuts 13 are respectively located at two sides of the connecting block 15.

2 adjusting nuts 13,1 are arranged, and the adsorption pipe 11 can be fixed on the connecting block 15 through clamping. 2. The connection position of the adsorption pipe 11 can be adjusted; thereby adjusting the height of the suction cup 12. During adjustment, the two adjusting nuts 13 can be rotated up or down simultaneously or respectively.

See fig. 2; further, the coupling groove 23 corresponds to at least 2 coupling holes 2.

When connecting groove 23 is corresponding with 2 at least connecting holes 2, connecting block 15 can be connected with base plate 1 through 2 at least connecting pieces to when can preventing to connect through single connecting piece, the condition that connecting block 15 rocked takes place.

Further, the substrate 1 is connected with an induction unit, the induction unit comprises a fixed block 3 connected with the substrate 1, one end of the fixed block 3 extends out of the substrate 1 and is connected with a vertical block 26, the vertical block 26 is connected with a height adjusting sheet 7, the height adjusting sheet 7 is connected with an inductor 6, and the vertical block 26 is elastically connected with an induction rod 5 matched with the inductor 6; when the induction rod 5 is abutted against the PCB 10, the induction rod 5 triggers the inductor 6; when the PCB board 10 is separated from the sensing bar 5, the sensing bar 5 is reset.

Arranging a sensing unit for monitoring whether the PCB 10 is adsorbed; when the PCB adsorption device works, the adsorption unit (1) adsorbs a PCB (printed circuit board) 10, the PCB 10 moves upwards and is abutted to a sucking disc (12) of the adsorption unit, meanwhile, the PCB 10 touches the induction rod (5) and drives the induction rod (5) to move upwards slightly, and the induction rod (5) triggers the inductor (6); 2. adsorb the unit and stop adsorbing PCB board 10, PCB board 10 under self gravity with adsorb the unit separation, also separate with response pole 5 simultaneously, response pole 5 is owing to with 3 elastic connection of fixed block, response pole 5 also automatic re-setting. The sensor 6 may be a proximity switch, a hall sensor 6, or the like. Whether the PCB board 10 is attached and detached, etc. is known by triggering the sensor 6. The smooth operation is ensured, and the misjudgment is avoided. In specific implementation, the inductor 6 of the induction unit is electrically connected with the control unit of the PCB board 10 transfer device, and the control unit can be a PIC (peripheral interface controller), an industrial personal computer and the like; the control unit is electrically connected with an execution unit of the PCB board 10 transfer device, and the execution unit comprises a motor, an air extraction device and the like. This is not described in detail in the prior art.

Furthermore, an adjusting groove 4 is formed in the middle of the fixing block 3, a connecting piece is arranged in the adjusting groove 4 and is fixedly connected with the substrate 1 through the connecting piece, an upper vertical groove 8 is formed in the vertical block 26, the upper vertical groove 8 is also provided with the connecting piece, and one end of the connecting piece penetrates through the vertical groove and is fixedly connected with the fixing block 3; the height adjusting sheet 7 is provided with a lower vertical groove, and a connecting piece is arranged in the lower vertical groove and is fixedly connected with the vertical block 26 through the connecting piece.

The middle part of fixed block 3 sets up adjustment tank 4, can adjust the fixed position of fixed block 3 and base plate 1, adjusts the length that fixed block 3 stretches out base plate 1 promptly, adjusts the horizontal position of response pole 5. Vertical block 26 sets up vertical groove 8, and altitude mixture control piece 7 sets up vertical groove down, goes up vertical groove 8, vertical groove down and can synthesize the height of adjustment response pole 5.

Preferably, a protruding block 27 extends outwards from one end of the vertical block 26, and the induction rod 5 comprises an upper cylindrical section and a lower cylindrical section, wherein the outer diameter of the upper cylindrical section is larger than that of the lower cylindrical section; the projection 27 is provided with a through hole matching the lower cylindrical section, and the elastic member 24 is fixed to the lower cylindrical section and abuts against the lower end face of the projection 27.

For convenient connection induction rod 5, set up induction rod 5 into two parts, lower cylinder section and lug 27's perforation cooperation, induction rod 5 can carry out lift movement by relative lug 27, is fixed in cylinder section down with elastic component 24, and when sucking disc 12 adsorbs PCB board 10, PCB board 10 collided with induction rod 5, and induction rod 5 takes place to remove, and elastic component 24 takes place to warp, and induction rod 5 triggers inductor 6. When the suction cup 12 releases the PCB board 10, the sensing rod 5 is reset by the elastic member 24, and the sensing rod 5 also triggers the sensor 6.

The elastic member 24 may be a spring or a spring plate, and the elastic member 24 may maintain a downward movement tendency of the sensing rod 5, so as to facilitate the resetting of the sensing rod 5. This is not described in detail in the prior art.

Example 2: referring to fig. 4, a PCB board 10 transferring apparatus includes: the adsorption structure and a transfer unit for driving the adsorption structure to transfer.

The transfer unit may be an XYZ axis transfer mechanism, an XY axis transfer mechanism, or the like, and may be a conventional one. When the PCB transferring device works, the PCB 10 is adsorbed through the adsorption structure, and then the adsorption structure is transferred through the transferring unit, so that the PCB 10 is transferred.

Referring to fig. 4, further, the transfer unit includes a robot 30, the robot 30 is provided with a rotary output shaft 31, the rotary output shaft 31 is connected with a flange 17, a vertical connection block 159 is connected to the middle of the substrate 1, a transfer block 16 is connected to the upper end of the vertical connection block 159, and the flange 17 is fixed to the transfer block 16.

The robot 30 is used as a transfer main body, so that multi-dimensional transfer can be performed; in order not to interfere with the operation of the suction unit, the transfer block 16 is fixedly connected to the base plate 1 by a vertical connection block 159.

See fig. 2, 3; furthermore, one end of the transfer block 16 is connected with a vertical bottom plate 18, the vertical bottom plate 18 is connected with a lifting cylinder 19, the lifting cylinder 19 is connected with an L-shaped fixed block 22, the horizontal section of the L-shaped fixed block 22 is connected with a plurality of support pins 21 and a rotating motor 28, the rotating motor 28 is connected with a rotating disk 29 in a driving manner, and the lower end of the rotating disk 29 is connected with a toggle buckle 20.

Deposit PCB board 10's tool at present, generally set up the standing groove at the tool middle part, set up the dialling of L shape and detain a section of thick bamboo in one side of standing groove, the dialling of L shape is detained a section of thick bamboo and is rotated with the tool and be connected, treats PCB board 10 and places the back in the standing groove, dials and detains a section of thick bamboo, dials the one end of detaining a section of thick bamboo and is located PCB board 10, with PCB board 10 spacing in the standing groove. One end of the transfer block 16 is connected with a vertical bottom plate 18, a lifting cylinder 19 and the like, so that the shifting buckle 20 can be shifted in an auxiliary manner without manual work; when the PCB works, the lifting cylinder 19 moves downwards, the butting pin 21 is butted with the PCB 10, and the PCB 10 is prevented from moving; then the shifting cylinder is inserted with the shifting buckle 20, the rotating motor 28 drives the rotating disk 29 to rotate, the shifting buckle 20 is driven to rotate, one end of the shifting cylinder is located on the PCB 10, and finally the lifting cylinder 19 is reset.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides an adsorption structure for adsorbing PCB board, its includes the base plate, its characterized in that: the substrate is provided with N rows and M columns of connecting holes, two sides of the lower end of the substrate are respectively connected with T adsorption units and S adsorption units, each adsorption unit comprises a connecting block, each connecting block is provided with a connecting groove, and each connecting block penetrates through the connecting groove and the connecting hole to be fixedly connected with the substrate through a connecting piece; one end of the connecting block extends out of the base plate and is provided with a mounting hole, an adsorption tube is connected in the mounting hole, the lower end of the adsorption tube is connected with a sucker, the upper end of the adsorption tube is connected with a connector and is connected with an air extracting device through the connector, and T, S, N and M are natural numbers and are larger than 1.

2. An adsorption structure for adsorbing a PCB board according to claim 1, wherein: the adsorption tube is connected with two adjusting nuts which are respectively positioned at two sides of the connecting block.

3. An adsorption structure for adsorbing a PCB board according to claim 1, wherein: the connecting groove corresponds to at least 2 connecting holes.

4. The absorption structure for absorbing PCB board of claim 1, wherein: the substrate is connected with a sensing unit, the sensing unit comprises a fixed block connected with the substrate, one end of the fixed block extends out of the substrate and is connected with a vertical block, the vertical block is connected with a height adjusting sheet, the height adjusting sheet is connected with a sensor, and the vertical block is elastically connected with a sensing rod matched with the sensor; when the induction rod is abutted against the PCB, the induction rod triggers the inductor; when the PCB board separates from the induction rod, the induction rod resets.

5. The absorption structure for absorbing PCB board of claim 4, wherein: the middle part of the fixed block is provided with an adjusting groove, a connecting piece is arranged in the adjusting groove and is fixedly connected with the base plate through the connecting piece, the vertical block is provided with an upper vertical groove, the upper vertical groove is also provided with the connecting piece, and one end of the connecting piece penetrates through the vertical groove and is fixedly connected with the fixed block; the height adjusting sheet is provided with a lower vertical groove, and a connecting piece is arranged in the lower vertical groove and is fixedly connected with the vertical block through the connecting piece.

6. The absorption structure for absorbing PCB board of claim 5, wherein: one end of the vertical block extends outwards to form a convex block, the induction rod comprises an upper cylindrical section and a lower cylindrical section, and the outer diameter of the upper cylindrical section is larger than that of the lower cylindrical section; the lug is provided with a through hole matched with the lower cylindrical section, and the elastic piece is fixed on the lower cylindrical section and is abutted against the lower end face of the lug.

7. A PCB board transfer device which characterized in that: it comprises the following steps: an adsorption structure according to any one of claims 1 to 6, and a transfer unit for driving the transfer of the adsorption structure.

8. The PCB board transfer device of claim 7, wherein: the transfer unit comprises a robot, the robot is provided with a rotary output shaft, the rotary output shaft is connected with a flange, the middle of the base plate is connected with a vertical connecting block, the upper end of the vertical connecting block is connected with a transfer block, and the flange is fixed on the transfer block.

9. The PCB transferring apparatus of claim 8, wherein: the one end of shifting the piece is connected with vertical bottom plate, and vertical bottom plate is connected with the lift cylinder, and the lift cylinder is connected with L shape fixed block, and the horizontal segment of L shape fixed block is connected with a plurality of butt foot and rotating electrical machines, and the rotating electrical machines drive is connected with the rotary disk, and the lower extreme of rotary disk is connected with dials the knot.