CN220866637U

CN220866637U - Anti-falling grabbing structure of backing paper board throwing machine

Info

Publication number: CN220866637U
Application number: CN202322480569.XU
Authority: CN
Inventors: 章耀; 黄维; 刘维; 李田元; 熊伟
Original assignee: Huangshixin Yixing Electronic Technology Co ltd
Current assignee: Huangshixin Yixing Electronic Technology Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-30
Anticipated expiration: 2033-09-13

Abstract

The utility model discloses an anti-falling grabbing structure of a paper-backing plate throwing machine, and relates to the field of paper-backing plate throwing machines. According to the utility model, through the arrangement of the structures such as the connecting frame and the L-shaped supporting plate, after the sucking disc grabbing frame grabs the PCB, the L-shaped supporting plate around can be overturned through the driving motor, and the overturned L-shaped supporting plate can support the bottom side of the PCB, so that the grabbing stability is improved, and the situation that the PCB is damaged due to the fact that the sucking disc is damaged unevenly or dust exists on the sucking disc adsorption surface is avoided.

Description

Anti-falling grabbing structure of backing paper board throwing machine

Technical Field

The utility model relates to the technical field of paper-backing plate throwing machines, in particular to an anti-falling grabbing structure of a paper-backing plate throwing machine.

Background

The packing paper feeder is mainly used for separating the PCB with the packing paper into packing paper and boards, and the packing paper of the PCB are respectively adsorbed and carried by the sucker mechanical arm and are separately placed.

In the prior art, the pad paper board throwing machine mainly utilizes the sucking disc on the sucking disc arm to snatch, but through long-time use, the sucking disc is easy because ageing and damage leads to the uneven condition of faying face or faying face adhesion dust to when adsorbing the PCB board, the sucking disc does not laminate the PCB board completely and adsorbs insecurely, and then leads to the PCB board to drop in handling and damage, consequently needs a pad paper board throwing machine anti-drop to snatch the structure and satisfies people's demand.

Disclosure of utility model

The utility model aims to provide an anti-falling grabbing structure of a paper-backing plate throwing machine, which is used for solving the problems that the paper-backing plate throwing machine provided in the background art mainly utilizes a sucker on a sucker mechanical arm to grab, but after long-time use, the sucker is easy to damage due to aging, so that the bonding surface is uneven or dust is adhered to the bonding surface, and when a PCB is adsorbed, the sucker is not completely bonded with the PCB, the adsorption is unstable, and the PCB is dropped and damaged in the carrying process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a board trigger anti-drop snatchs structure is thrown to filler paper, includes snatchs the arm, be equipped with the sucking disc on snatching the arm and snatch the frame, symmetrical fixed mounting has four restriction poles on the sucking disc snatchs the frame, slidable mounting has same linking frame on four restriction poles, fixed mounting has four fixed bars on the linking frame, equal movable mounting has two arc gag lever posts on four L type layer boards, the equal fixed mounting of one end of eight arc gag lever posts is on linking frame, the equal fixed mounting of other end of eight arc gag lever posts has the connecting strip, equal fixed mounting of eight connecting strips is on linking frame, the equal fixed mounting of both sides inner wall of linking frame has two motors, equal fixed mounting has the link on four motors, the equal fixed mounting of output of four motors has the lead screw, four lead screws respectively rotate on four link, equal threaded mounting has the connecting block on four connecting blocks, fixed mounting has same link on four connecting blocks, fixed mounting has a plurality of poles on the link, one side of corresponding L type of linkage bar movable mounting.

Preferably, the top side fixed mounting of restriction pole has the fixed plate, and the top side fixed mounting of fixed plate has the cylinder, and the output of cylinder runs through the fixed plate and fixed mounting has the connecting plate, and connecting plate fixed mounting is on the inner wall of connecting frame.

Preferably, the arc-shaped limiting rod is movably sleeved with a spring, one end of the spring is fixedly arranged on one side of the connecting strip, and the other end of the spring is fixedly arranged on one side of the L-shaped supporting plate.

Preferably, two movable holes are formed in the L-shaped supporting plate, and the two arc-shaped limiting rods are movably installed in the two movable holes respectively.

Preferably, the fixing strip is provided with a rotating hole, a rotating shaft is rotatably arranged in the rotating hole, and the rotating shaft is fixedly arranged on the L-shaped supporting plate.

Preferably, the limiting rod is provided with a T-shaped sliding groove, a T-shaped sliding block is slidably arranged in the T-shaped sliding groove, and the T-shaped sliding block is fixedly arranged on the inner wall of the connecting frame.

Preferably, the two sides of the L-shaped supporting plate are provided with linkage grooves, the two linkage grooves correspond to the rotating holes, the two linkage grooves are movably provided with linkage shafts, and the two linkage shafts are respectively and fixedly arranged on one side, close to each other, of the two linkage shafts.

Preferably, the connecting frame is provided with a limiting hole, the screw rod is rotatably arranged in the limiting hole, the connecting block is provided with a threaded hole, and the screw rod is threadedly arranged in the threaded hole.

The beneficial effects of the utility model are as follows:

According to the utility model, through the arrangement of the structures such as the connecting frame and the L-shaped supporting plate, after the sucking disc grabbing frame grabs the PCB, the L-shaped supporting plate on the periphery can be overturned through the driving motor, and the overturned L-shaped supporting plate can support the bottom side of the PCB, so that the grabbing stability is improved, and the situation that the PCB is damaged due to the fact that the sucking disc is damaged unevenly or dust exists on the sucking disc adsorption surface is avoided.

According to the utility model, through the arrangement of the fixing plate, the height of the connecting frame can be controlled when the fixing plate is driven, and then the distance between the support plate of the L-shaped support plate and the sucker grabbing frame can be adjusted, so that after the PCB is grabbed, the PCB is supported and attached through the position of the L-shaped support plate, the stability is further improved, and meanwhile, the PCB is suitable for being used by articles such as the PCB with different thicknesses.

Drawings

Fig. 1 is a schematic structural view of an anti-falling grabbing structure of a backing paper feeder provided by the utility model;

Fig. 2 is a schematic structural view of a limiting rod part of an anti-falling grabbing structure of a paper-backing board throwing machine;

FIG. 3 is a schematic view of a connecting frame portion of an anti-falling grabbing structure of a paper-backing board throwing machine according to the present utility model;

FIG. 4 is a schematic cross-sectional view of an L-shaped pallet part of an anti-falling grabbing structure of a backing paper feeder;

Fig. 5 is a schematic cross-sectional view of a fixing strip part of an anti-falling grabbing structure of a paper-backing board feeder according to the present utility model.

In the figure: 100. a grabbing mechanical arm; 101. a sucker grabbing frame; 200. a restraining bar; 201. a connection frame; 202. a fixing strip; 203. an L-shaped supporting plate; 204. an arc-shaped limit rod; 205. a connecting strip; 206. a spring; 207. a movable hole; 208. a rotation hole; 209. a rotating shaft; 210. a T-shaped chute; 211. a T-shaped slider; 300. a motor; 301. a connecting frame; 302. a screw rod; 303. a connecting block; 304. a linkage frame; 305. a linkage rod; 306. a linkage shaft; 307. a linkage groove; 308. a limiting hole; 309. a threaded hole; 400. a fixing plate; 401. a cylinder; 402. and (5) connecting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, an anti-falling grabbing structure of a backing paper board throwing machine comprises a grabbing mechanical arm 100, wherein a sucker grabbing frame 101 is arranged on the grabbing mechanical arm 100, four limiting rods 200 are symmetrically and fixedly arranged on the sucker grabbing frame 101, the same connecting frame 201 is slidingly arranged on the four limiting rods 200, four fixing strips 202 are fixedly arranged on the connecting frame 201, an L-shaped supporting plate 203 is rotatably arranged on the four fixing strips 202, two arc limiting rods 204 are movably arranged on the four L-shaped supporting plate 203, one ends of the eight arc limiting rods 204 are fixedly arranged on the connecting frame 201, connecting strips 205 are fixedly arranged at the other ends of the eight arc limiting rods 204, the eight connecting strips 205 are fixedly arranged on the connecting frame 201, two motors 300 are fixedly arranged on the inner walls of two sides of the connecting frame 201, a connecting frame 301 is fixedly arranged on the four motors 300, the output ends of the four motors 300 are fixedly provided with screw rods 302, the four screw rods 302 are respectively and rotatably arranged on the four connecting frames 301, the four screw rods 302 are respectively and threadedly provided with connecting blocks 303, the four connecting blocks 303 are fixedly provided with the same linkage frame 304, the linkage frame 304 is fixedly provided with a plurality of linkage rods 305, the linkage rods 305 are movably arranged on one side of a corresponding L-shaped supporting plate 203, the motors 300 on two sides can be simultaneously driven before the grabbing mechanical arm 100 and the sucker grabbing frame 101 are utilized to grab a PCB, the output ends of the motors 300 can drive the screw rods 302 to rotate in limit holes 308 on the connecting frames 301, thereby avoiding the screw rods 302 from shifting, the screw rods 302 can drive the connecting blocks 303 to move through the cooperation of the screw holes 309 while rotating, the connecting frames 301 can prevent the connecting blocks 303 from falling off from the screw rods 302, the continuously moving connecting blocks 303 can drive the linkage frames 304 to move, the movable linkage frame 304 drives the linkage rod 305 to move, the movable linkage rod 305 drives the linkage shaft 306 to move in the linkage groove 307 on the L-shaped supporting plate 203, the continuously moving linkage shaft 306 is in a straight line with the rotating shaft 209, the L-shaped supporting plate 203 is in a turnover state at the moment, the spring 206 pulls the L-shaped supporting plate 203 to turn over due to the fact that the spring 206 is in a stretched state, when the L-shaped supporting plate 203 is movable, the turnover L-shaped supporting plate 203 rotates on the rotating shaft 209 through the rotating hole 208, the L-shaped supporting plate 203 moves on the arc-shaped limiting rod 204 through the moving hole 207 while turning over, the situation that the spring 206 is offset or bent can be prevented through the arc-shaped limiting rod 204, meanwhile, the rotating L-shaped supporting plate 203 rotates on the linkage shaft 306 through the linkage groove 307, the L-shaped supporting plate 203 and the L-shaped supporting plate 203 are arranged through the plurality of linkage rods 305, the driving motor 300 can simultaneously turn and spread the plurality of L-shaped supporting plates 203 when driving the motor 300, at the moment, after the grabbing mechanical arm 100 and the sucker grabbing frame 101 are utilized to grab the PCB, the driving motor 300 drives the screw rod 302 to reversely rotate to enable the linkage frame 304 to move and reset in the opposite direction, and further the linkage frame 304 drives the linkage rod 305 to move and reset, the linkage rod 305 drives the linkage shaft 306 to move in the linkage groove 307, the reset linkage shaft 306 can squeeze the L-shaped supporting plates 203 through the linkage groove 307 to turn and reset the L-shaped supporting plates 203, the spring 206 can be re-stretched for subsequent use, the turned and reset L-shaped supporting plates 203 can hold the bottom side of the PCB, the falling of the PCB is prevented in the grabbing process, the driving cylinder 401 can drive the connecting plate 402 to move, and the connecting plate 201 can be driven to move when the connecting plate 402 moves, the moving connecting frame 201 drives the T-shaped sliding blocks 211 on the inner wall to slide in the T-shaped sliding grooves 210 on the limiting rods 200, so that the moving direction of the connecting frame 201 is limited, the continuously moving connecting frame 201 drives the L-shaped supporting plates 203 to move, the distance between the supporting plates of the L-shaped supporting plates 203 and the sucker grabbing frame 101 can be adjusted, so that after the PCB is grabbed, the PCB is held and attached by adjusting the positions of the L-shaped supporting plates 203, the stability is improved, and meanwhile, the PCB is suitable for being used by articles such as PCBs with different thicknesses.

Further, the fixed plate 400 is fixedly installed on the top side of the limiting rod 200, the air cylinder 401 is fixedly installed on the top side of the fixed plate 400, the output end of the air cylinder 401 penetrates through the fixed plate 400 and is fixedly provided with the connecting plate 402, the connecting plate 402 is fixedly installed on the inner wall of the connecting frame 201, the connecting plate 402 can be pushed to move by driving the air cylinder 401, the connecting frame 201 can be driven to move when the connecting plate 402 moves, the moving connecting frame 201 can drive the T-shaped sliding blocks 211 on the inner wall to slide in the T-shaped sliding grooves 210 on the limiting rod 200, the moving direction of the connecting frame 201 is further limited, the continuously moving connecting frame 201 can drive the L-shaped supporting plate 203 to move, the distance between the supporting plate of the L-shaped supporting plate 203 and the sucker grabbing frame 101 can be adjusted, so that after the PCB is grabbed, the PCB is supported and attached by adjusting the position of the L-shaped supporting plate 203, the stability is improved, and meanwhile, the PCB and other objects with different thicknesses are suitable for use.

Further, the arc-shaped limiting rod 204 is movably sleeved with a spring 206, one end of the spring 206 is fixedly arranged on one side of the connecting strip 205, the other end of the spring 206 is fixedly arranged on one side of the L-shaped supporting plate 203, and when the L-shaped supporting plate 203 is movable, the spring 206 pulls the L-shaped supporting plate 203 to turn over.

Further, two movable holes 207 are formed in the L-shaped supporting plate 203, two arc-shaped limiting rods 204 are movably mounted in the two movable holes 207 respectively, the L-shaped supporting plate 203 can move on the arc-shaped limiting rods 204 through the movable holes 207 when being turned over, and the spring 206 can be prevented from being deviated or bent through the arrangement of the arc-shaped limiting rods 204.

Further, a rotation hole 208 is formed in the fixing strip 202, a rotation shaft 209 is rotatably mounted in the rotation hole 208, the rotation shaft 209 is fixedly mounted on the L-shaped supporting plate 203, and the turned L-shaped supporting plate 203 rotates on the rotation shaft 209 through the rotation hole 208.

Further, the limiting rod 200 is provided with a T-shaped chute 210, the T-shaped chute 210 is slidably provided with a T-shaped sliding block 211, the T-shaped sliding block 211 is fixedly installed on the inner wall of the connecting frame 201, and the moving connecting frame 201 drives the T-shaped sliding block 211 on the inner wall to slide in the T-shaped chute 210 on the limiting rod 200, so that the moving direction of the connecting frame 201 is limited.

Further, the two sides of the L-shaped supporting plate 203 are provided with the linkage grooves 307, the two linkage grooves 307 correspond to the rotation holes 208, the linkage shafts 306 are movably mounted in the two linkage grooves 307, the two linkage shafts 306 are respectively and fixedly mounted on one sides of the two linkage shafts 306, which are close to each other, the moving linkage rod 305 drives the linkage shafts 306 to move in the linkage grooves 307 on the L-shaped supporting plate 203, the continuously moving linkage shafts 306 are in a straight line with the rotation shafts 209, and the L-shaped supporting plate 203 is in a reversible state.

Further, a limiting hole 308 is formed in the connecting frame 301, the screw rod 302 is rotatably installed in the limiting hole 308, a threaded hole 309 is formed in the connecting block 303, the screw rod 302 is threadedly installed in the threaded hole 309, the output end of the motor 300 drives the screw rod 302 to rotate in the limiting hole 308 in the connecting frame 301, further, the screw rod 302 is prevented from being deviated, and the screw rod 302 rotates and simultaneously drives the connecting block 303 to move through cooperation with the threaded hole 309.

The working principle of the utility model is as follows:

Before the grabbing mechanical arm 100 and the sucker grabbing frame 101 are used for grabbing the PCB, the motors 300 on two sides can be driven simultaneously, the output end of the motor 300 can drive the screw rod 302 to rotate in the limiting hole 308 on the connecting frame 301, further, the screw rod 302 is prevented from being deviated, the screw rod 302 rotates and simultaneously drives the connecting block 303 to move through the cooperation with the threaded hole 309, the connecting block 303 can be prevented from falling off from the screw rod 302 through the arrangement of the connecting frame 301, the continuously moving connecting block 303 can drive the linkage frame 304 to move, the moving linkage frame 304 can further drive the linkage rod 305 to move, the moving linkage rod 305 can drive the linkage shaft 306 to move in the linkage groove 307 on the L-shaped supporting plate 203, the continuously moving linkage shaft 306 can be in a straight line with the rotating shaft 209, the L-shaped supporting plate 203 is in a turnover state at the moment, and when the L-shaped supporting plate 203 is in a stretched state, the spring 206 pulls the L-shaped supporting plate 203 to turn over, the turned L-shaped supporting plate 203 rotates on the rotating shaft 209 through the rotating hole 208, the L-shaped supporting plate 203 moves on the arc-shaped limiting rod 204 through the moving hole 207 while turning over, the spring 206 is prevented from being offset or bending by arranging the arc-shaped limiting rod 204, the turned L-shaped supporting plate 203 rotates on the linkage shaft 306 through the linkage groove 307, the L-shaped supporting plate 203 can be turned over and unfolded simultaneously when the motor 300 is driven by arranging the linkage rods 305 and the L-shaped supporting plate 203, at the moment, after the grabbing of the PCB board by the grabbing mechanical arm 100 and the sucker grabbing frame 101, the driving motor 300 drives the screw rod 302 to reversely rotate, so that the linkage frame 304 moves and resets in the opposite direction, and the linkage frame 304 drives the linkage rod 305 to move and reset, the linkage rod 305 drives the linkage shaft 306 to move in the linkage groove 307, meanwhile, the reset linkage shaft 306 extrudes the L-shaped supporting plate 203 through the linkage groove 307 to enable the L-shaped supporting plate 203 to turn over and reset, the spring 206 can be re-stretched by the turned over and reset L-shaped supporting plate 203 so as to be used later, the bottom side of the PCB can be supported by the turned over and reset L-shaped supporting plate 203, the PCB is prevented from falling off in the grabbing process, the connecting plate 402 can be pushed to move by the driving cylinder 401, the connecting plate 402 can be driven to move when moving, the connecting frame 201 can be driven to move by the moving connecting frame 201, the T-shaped sliding blocks 211 on the inner wall can be driven to slide in the T-shaped sliding grooves 210 on the limiting rod 200, the moving direction of the connecting frame 201 is further limited, the continuously moving connecting frame 201 can drive the L-shaped supporting plate 203 to move, the distance between the supporting plate of the L-shaped supporting plate 203 and the sucker grabbing frame 101 can be adjusted, so that the PCB can be supported and attached to the PCB by adjusting the position of the L-shaped supporting plate 203 after the PCB is grabbed, and objects such as to be used by the PCB with different thicknesses.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a board machine anti-drop snatchs structure is thrown to packing paper, includes snatchs arm (100), be equipped with sucking disc on snatching arm (100) and snatch frame (101), its characterized in that: four limiting rods (200) are symmetrically and fixedly arranged on the sucker grabbing frame (101), the four limiting rods (200) are slidably provided with the same connecting frame (201), four fixing strips (202) are fixedly arranged on the connecting frame (201), L-shaped supporting plates (203) are rotatably arranged on the four fixing strips (202), two arc limiting rods (204) are movably arranged on the four L-shaped supporting plates (203), one ends of the eight arc limiting rods (204) are fixedly arranged on the connecting frame (201), the other ends of the eight arc limiting rods are fixedly provided with connecting strips (205), and the eight connecting strips (205) are fixedly arranged on the connecting frame (201);

Two motors (300) are fixedly mounted on the inner walls of two sides of the connecting frame (201), connecting frames (301) are fixedly mounted on the four motors (300), screw rods (302) are fixedly mounted at the output ends of the four motors (300), the four screw rods (302) are respectively rotatably mounted on the four connecting frames (301), connecting blocks (303) are respectively and spirally mounted on the four screw rods (302), one linkage frame (304) is fixedly mounted on the four connecting blocks (303), a plurality of linkage rods (305) are fixedly mounted on the linkage frame (304), and the linkage rods (305) are movably mounted on one side of one corresponding L-shaped supporting plate (203).

2. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: the top side of restriction pole (200) fixed mounting has fixed plate (400), and the top side fixed mounting of fixed plate (400) has cylinder (401), and the output of cylinder (401) runs through fixed plate (400) and fixed mounting have connecting plate (402), and connecting plate (402) fixed mounting is on the inner wall of connecting frame (201).

3. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: the arc-shaped limiting rod (204) is movably sleeved with a spring (206), one end of the spring (206) is fixedly arranged on one side of the connecting strip (205), and the other end of the spring (206) is fixedly arranged on one side of the L-shaped supporting plate (203).

4. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: two movable holes (207) are formed in the L-shaped supporting plate (203), and two arc-shaped limiting rods (204) are movably mounted in the two movable holes (207) respectively.

5. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: the fixing strip (202) is provided with a rotating hole (208), a rotating shaft (209) is rotatably arranged in the rotating hole (208), and the rotating shaft (209) is fixedly arranged on the L-shaped supporting plate (203).

6. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: the limiting rod (200) is provided with a T-shaped sliding groove (210), a T-shaped sliding block (211) is arranged in the T-shaped sliding groove (210) in a sliding mode, and the T-shaped sliding block (211) is fixedly arranged on the inner wall of the connecting frame (201).

7. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: linkage grooves (307) are formed in two sides of the L-shaped supporting plate (203), the two linkage grooves (307) correspond to the rotating holes (208), linkage shafts (306) are movably mounted in the two linkage grooves (307), and the two linkage shafts (306) are fixedly mounted on one sides, close to each other, of the two linkage shafts (306).

8. The anti-falling grabbing structure of the backing paper board throwing machine according to claim 1, wherein: limiting holes (308) are formed in the connecting frame (301), the screw rod (302) is rotatably installed in the limiting holes (308), threaded holes (309) are formed in the connecting block (303), and the screw rod (302) is installed in the threaded holes (309) in a threaded mode.