CN109317557B

CN109317557B - Automatic punching machine

Info

Publication number: CN109317557B
Application number: CN201811164241.4A
Authority: CN
Inventors: 赵洁
Original assignee: Wenzhou Yirong Machinery Co Ltd
Current assignee: Shandong XiangNeng Intelligent Equipment Technology Co.,Ltd.
Priority date: 2018-10-05
Filing date: 2018-10-05
Publication date: 2020-03-31
Anticipated expiration: 2038-10-05
Also published as: CN109317557A

Abstract

The invention relates to the technical field of automation equipment and discloses an automatic punching machine which comprises a workbench and a portal frame fixedly arranged at the upper end of the workbench, wherein a strip-shaped sliding groove is transversely formed in the lower side of a cross beam of the portal frame, a sliding block is slidably connected inside the strip-shaped sliding groove, a screw rod is also transversely arranged inside the strip-shaped sliding groove, the side wall of the sliding block is in threaded connection with the rod wall of the screw rod through a threaded hole, one end of the screw rod is rotatably connected with one side of the strip-shaped sliding groove through a rolling bearing, the other end of the screw rod penetrates through the other side of the strip-shaped sliding groove and extends outwards, a first motor is fixedly connected to the upper end of the side wall of the portal frame, the output end of the first motor. This automatic change piercing press can avoid the insecure phenomenon of the nut of processing fixed, can punch a hole moreover to a plurality of nuts, has improved the machining efficiency that punches a hole of nut.

Description

Automatic punching machine

Technical Field

The invention relates to the technical field of automation equipment, in particular to an automatic punching machine.

Background

The punching machine is a mechanical device which completes punching by mounting raw materials and enabling a punching die to act on the materials under the driving of a power mechanism. The punching machine can perform the operations of sheet processing, punching, die pressing, embossing and the like for forcing metal to enter a die. With the development of high and new technologies, the application field of the punching machine is more and more extensive, and the punching machine is expanded to the fields of machinery, medical treatment and the like from the initial national defense field and the aerospace field; according to the shape of the processed material, the punching machine is divided into a flat punching machine, a circular tube punching machine, a square tube punching machine, a U-shaped steel punching machine and the like; according to the requirements of different industries, different parts and thicknesses thereof, light and handy punching machines for professional use, ticket data use and factory use, such as full-automatic professional punching machines of enterprises and public institutions, personal economic staplers and the like, are designed; in order to adapt to the trend of the times and the market demands, punching machines are developing towards beauty and high efficiency.

At present, the nut needs to be drilled in the production of the nut, but the traditional nut drilling equipment usually has only one station, so that the drilling efficiency is low; and the fixed part of traditional nut drilling equipment is fixed insecure to the nut that is processed, can take place vibrations influence the efficiency of drilling and the quality of drilling in the drilling process. Therefore, the invention designs an automatic punching machine.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an automatic punching machine which has the advantages that the phenomenon of infirm fixation of processed nuts can be avoided, a plurality of nuts can be punched, the punching processing efficiency of the nuts is improved, and the like, and the problems that the nuts are not fixed stably and the punching efficiency of the nuts is low in the current market are solved.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an automatic punching machine comprises a workbench and a portal frame fixedly arranged at the upper end of the workbench, wherein a strip-shaped chute is transversely formed in the lower side of a cross beam of the portal frame, a sliding block is slidably connected inside the strip-shaped chute, a screw rod is also transversely arranged inside the strip-shaped chute, the side wall of the sliding block is in threaded connection with the rod wall of the screw rod through a threaded hole, one end of the screw rod is rotatably connected with one side of the strip-shaped chute through a rolling bearing, the other end of the screw rod penetrates through the other side of the strip-shaped chute and extends outwards, a first motor is fixedly connected to the upper end of the side wall of the portal frame, the output end of the first motor is fixedly connected with one end of the screw rod, which is positioned outside the strip-shaped chute, the lower end of the sliding block is fixedly connected with a connecting block, one end, the lower extreme fixedly connected with second motor of diaphragm, the output fixedly connected with punching head of second motor, the upper end of workstation is located the inside of portal frame and is equipped with clamping mechanism.

Preferably, the clamping mechanism comprises a fixed block and a moving block which are arranged at the upper end of the workbench, the fixed block is fixedly arranged at the upper end of the workbench, a cavity is arranged in the workbench, a first slide bar is transversely arranged in the cavity, a connecting plate is arranged in the cavity, the side wall of the connecting plate is in sliding connection with the bar wall of the first slide bar through a first slide hole, a strip-shaped opening is formed in the upper side of the cavity along the length direction of the cavity, the upper end of the connecting plate penetrates through the strip-shaped opening and extends outwards, the upper end of the connecting plate is fixedly connected with the lower end of the moving block, a fixed seat is also fixedly connected to one side of the moving block at the upper end of the workbench, a second cylinder is fixedly connected to the upper end of the fixed seat, the tail end of a piston rod of the second cylinder is fixedly connected with the side wall, and the side wall of the fixed block is positioned below the clamping plate and is provided with a supporting mechanism.

Preferably, the supporting mechanism comprises a strip-shaped groove formed in the side wall of the fixed block, a supporting plate is slidably connected to the inside of the strip-shaped groove, a spring is fixedly connected to the side wall of one side of the supporting plate, one end, far away from the supporting plate, of the spring is fixedly connected with the side wall of the strip-shaped groove, one side, far away from the spring, of the supporting plate extends to the outside of the strip-shaped groove, a plurality of push rods are fixedly connected to the corresponding positions of the side wall of the moving block and the supporting plate, and the push rods are linearly.

Preferably, two a plurality of nut draw-in grooves have all been seted up to the relative lateral wall of splint, and are a plurality of the nut draw-in groove is sharp evenly distributed.

Preferably, two opposite inner side walls of the portal frame are fixedly connected with two supporting blocks, guide rods are arranged between the two supporting blocks on the same side, two ends of each guide rod are fixedly connected with the corresponding two opposite side walls of the supporting blocks respectively, guide blocks are slidably connected to the rod walls of the two guide rods, a second slide rod is fixedly connected between the two opposite side walls of the guide blocks together, and the side wall of the transverse plate is slidably connected with the rod wall of the second slide rod through a second slide hole.

Preferably, the equal fixedly connected with bracing piece in workstation lower extreme four corners department, four the lower extreme of bracing piece all is equipped with the leveling foot.

Preferably, supporting plates are fixedly connected between the rod walls of the four supporting rods, and air pumps are fixedly arranged at the upper ends of the supporting plates.

(III) advantageous effects

Compared with the prior art, the invention provides an automatic punching machine which has the following beneficial effects:

1. the automatic punching machine can provide a supporting platform for a plurality of nuts through a supporting plate arranged on a fixed block, so that the plurality of nuts are positioned in a plurality of nut clamping grooves, a moving block can be driven to move close to the fixed block through a second air cylinder arranged at the upper end of a workbench, when two clamping plates are relatively close to each other and clamp the plurality of nuts through a push rod arranged on the moving block, the push rod can push the supporting plate into the strip-shaped groove, so that a punching head can punch the clamped nuts conveniently, the phenomenon that the machined nuts are not firm can be avoided, the punching head can be driven to move downwards to punch the clamped nuts through a first air cylinder arranged at the upper end of a connecting rod, a screw rod can be driven to rotate through a first motor arranged on the side wall of a portal frame, and the screw rod can enable a sliding block to move in the strip-shaped sliding groove, and then can drive the removal of punching head horizontal direction, can punch a hole to a plurality of nuts, improve the machining efficiency that punches a hole of nut.

2. This automatic change piercing press, through setting up guide bar on the portal frame inside wall and setting up the second slide bar between two guide blocks, when the head of punching a hole is doing horizontal migration, can make the diaphragm slide on the pole wall of second slide bar to increased the horizontal migration's of head of punching a hole stability, the cooperation of guide bar and guide block can increase the stability of the head of punching a hole downward movement.

Drawings

FIG. 1 is a schematic diagram of an automated punching machine according to the present invention;

FIG. 2 is a schematic structural view of a fixed block and a moving block of an automatic punching machine according to the present invention;

FIG. 3 is an enlarged view of a portion A of the automated punching machine of FIG. 1 according to the present invention;

fig. 4 is a schematic structural diagram of a clamping plate of an automatic punching machine according to the present invention.

In the figure: the device comprises a workbench, a portal frame 2, a strip-shaped chute 3, a slide block 4, a screw rod 5, a first motor 6, a first cylinder 7, a transverse plate 8, a second motor 9, a punching head 10, a fixing block 11, a moving block 12, a first slide bar 13, a clamping plate 14, a strip-shaped groove 15, a support plate 16, a spring 17, a push rod 18, a second cylinder 19, a nut clamping groove 20, a guide rod 21, a guide block 22, a second slide bar 23, a support rod 24 and a connecting plate 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an automatic punching machine comprises a workbench 1 and a portal frame 2 fixedly arranged at the upper end of the workbench 1, a bar-shaped chute 3 is transversely arranged at the lower side of a cross beam of the portal frame 2, a slide block 4 is slidably connected inside the bar-shaped chute 3, a screw rod 5 is also transversely arranged inside the bar-shaped chute 3, the side wall of the slide block 4 is in threaded connection with the rod wall of the screw rod 5 through a threaded hole, one end of the screw rod 5 is rotatably connected with one side of the bar-shaped chute 3 through a rolling bearing, the other end of the screw rod 5 penetrates through the other side of the bar-shaped chute 3 and extends outwards, a first motor 6 is fixedly connected at the upper end of the side wall of the portal frame 2, the first motor 6 is a stepping motor, the output end of the first motor 6 is fixedly connected with one end of the screw rod 5 positioned outside the bar-shaped chute 3, the lower, the tail end of a piston rod of the first air cylinder 7 is fixedly connected with a transverse plate 8, the lower end of the transverse plate 8 is fixedly connected with a second motor 9, the output end of the second motor 9 is fixedly connected with a punching head 10, two opposite inner side walls of the portal frame 2 are fixedly connected with two supporting blocks, a guide rod 21 is arranged between the two supporting blocks on the same side, two ends of the two guide rods 21 are respectively and fixedly connected with opposite side walls of the two corresponding supporting blocks, rod walls of the two guide rods 21 are respectively and slidably connected with a guide block 22, a second slide rod 23 is jointly and fixedly connected between the opposite side walls of the two guide blocks 22, the side wall of the transverse plate 8 is slidably connected with the rod wall of the second slide rod 23 through a second slide hole, the transverse plate 8 can slide on the rod wall of the second slide rod 23, so that the stability of the horizontal movement of the punching head 10 is improved, and the cooperation of the guide rods 21 and, the upper end of the workbench 1 is positioned inside the portal frame 2 and is provided with a clamping mechanism, the clamping mechanism comprises a fixed block 11 and a moving block 12, the fixed block 11 is arranged at the upper end of the workbench 1, a cavity is arranged inside the workbench 1, a first slide bar 13 is transversely arranged inside the cavity, a connecting plate 25 is arranged inside the cavity, the side wall of the connecting plate 25 is connected with the bar wall of the first slide bar 13 in a sliding manner through a first slide hole, the upper side of the cavity is provided with a strip-shaped opening along the length direction of the cavity, the upper end of the connecting plate 25 penetrates through the strip-shaped opening and extends outwards, the upper end of the connecting plate 25 is fixedly connected with the lower end of the moving block 12, the upper end of the workbench 1 is positioned at one side of the moving block 12 and is also fixedly connected with a fixed seat, the upper end of the fixed seat is fixedly connected with a second air cylinder 19, the tail end of a piston rod of, the side walls of the two clamping plates 14 opposite to each other are respectively provided with a plurality of nut clamping grooves 20, the plurality of nut clamping grooves 20 are linearly and uniformly distributed, the side wall of the fixing block 11 is positioned below the clamping plate 14, the supporting mechanism comprises a strip-shaped groove 15 arranged on the side wall of the fixing block 11, a supporting plate 16 is connected in the strip-shaped groove 15 in a sliding manner, a spring 17 is fixedly connected to the side wall of one side of the supporting plate 16, one end, away from the supporting plate 16, of the spring 17 is fixedly connected with the side wall of the strip-shaped groove 15, one side, away from the spring 17, of the supporting plate 16 extends to the outside of the strip-shaped groove 15, a plurality of push rods 18 are fixedly connected to the corresponding positions of the side wall of the moving block 12 and the supporting plate 16, the plurality of push rods 18 are linearly distributed, the four corners of the lower end of, the upper end of the supporting plate is fixedly provided with an air pump, the output end of the air pump is respectively connected with the input ends of the first air cylinder 7 and the second air cylinder 19 through a guide pipe, and the air pump, the first motor 6 and the second motor 9 are all electrically connected with an external power supply through a control switch.

In conclusion, when the automatic punching machine is used, a supporting platform can be provided for a plurality of nuts through the supporting plate 16 arranged on the fixing block 11, so that the plurality of nuts are positioned in a plurality of nut clamping grooves, the moving block 12 can be driven to move close to the fixing block 11 through the second air cylinder 19 arranged at the upper end of the workbench 1, the push rod 18 arranged on the moving block 12 can push the supporting plate 16 into the strip-shaped groove 15 through the push rod 18 when the two clamping plates 14 are relatively close to each other and clamp the plurality of nuts, so that the punching head 10 can punch the clamped nuts conveniently, the phenomenon that the machined nuts are not fixed firmly can be avoided, the punching head 10 can be driven to move downwards to punch the clamped nuts through the first air cylinder 7 arranged at the upper end of the connecting rod, the screw 5 can be driven to rotate through the first motor 6 arranged on the side wall of the portal frame 2, the screw rod 5 can make slider 4 remove in the inside of bar spout 3, and then can drive the removal of piercing head 10 horizontal direction, can punch a hole to a plurality of nuts, the machining efficiency that punches a hole of nut has been improved, through setting up guide bar 21 and the second slide bar 23 of setting between two guide blocks 22 on the portal frame 2 inside wall, when piercing head 10 is doing horizontal migration, can make diaphragm 8 slide on the pole wall of second slide bar 23, thereby the stability of the horizontal migration of piercing head 10 has been increased, the stability that piercing head 10 moved down can be increased in the cooperation of guide bar 21 and guide block 22.

Claims

1. An automatic punching machine comprises a workbench (1) and a portal frame (2) fixedly arranged at the upper end of the workbench (1), wherein a bar-shaped sliding groove (3) is transversely formed in the lower side of a cross beam of the portal frame (2), a sliding block (4) is slidably connected inside the bar-shaped sliding groove (3), a screw rod (5) is further transversely arranged inside the bar-shaped sliding groove (3), the side wall of the sliding block (4) is in threaded connection with the rod wall of the screw rod (5) through a threaded hole, one end of the screw rod (5) is rotatably connected with one side of the bar-shaped sliding groove (3) through a rolling bearing, the other end of the screw rod (5) penetrates through the other side of the bar-shaped sliding groove (3) and extends outwards, a first motor (6) is fixedly connected to the upper end of the side wall of the portal frame (2), the output end of the first motor (6) is fixedly connected with one end, located outside, the lower extreme fixedly connected with connecting block of slider (4), the first cylinder of one end fixedly connected with (7) of slider (4) is kept away from to the connecting block, the terminal fixedly connected with diaphragm (8) of piston rod of first cylinder (7), the lower extreme fixedly connected with second motor (9) of diaphragm (8), the output end fixedly connected with punching head (10) of second motor (9), the inside that the upper end of workstation (1) is located portal frame (2) is equipped with clamping mechanism, its characterized in that:

the clamping mechanism comprises a fixed block (11) and a moving block (12) which are arranged at the upper end of a workbench (1), the fixed block (11) is fixedly arranged at the upper end of the workbench (1), a cavity is arranged inside the workbench (1), a first slide bar (13) is transversely arranged inside the cavity, a connecting plate (25) is arranged inside the cavity, the side wall of the connecting plate (25) is in sliding connection with the rod wall of the first slide bar (13) through a first slide hole, a strip-shaped opening is formed in the upper side of the cavity along the length direction of the cavity, the upper end of the connecting plate (25) penetrates through the strip-shaped opening and extends outwards, the upper end of the connecting plate (25) is fixedly connected with the lower end of the moving block (12), a fixed seat is also fixedly connected to one side, which is located on the moving block (12), of the upper end of the workbench (1), and a second air cylinder (, the tail end of a piston rod of the second cylinder (19) is fixedly connected with the side wall of the moving block (12), the side walls, opposite to the moving block (12), of the fixed block (11) are fixedly connected with clamping plates (14), and supporting mechanisms are arranged below the clamping plates (14) on the side walls of the fixed block (11);

the supporting mechanism comprises a strip-shaped groove (15) arranged on the side wall of the fixed block (11), a supporting plate (16) is connected inside the strip-shaped groove (15) in a sliding mode, a spring (17) is fixedly connected to the side wall of one side of the supporting plate (16), one end, far away from the supporting plate (16), of the spring (17) is fixedly connected with the side wall of the strip-shaped groove (15), one side, far away from the spring (17), of the supporting plate (16) extends to the outside of the strip-shaped groove (15), a plurality of push rods (18) are fixedly connected to the position, corresponding to the position of the supporting plate (16), of the side wall of the moving block (12), and the push rods (18);

two supporting blocks are fixedly connected to two opposite inner side walls of the portal frame (2), guide rods (21) are arranged between the supporting blocks at the same side, two ends of each guide rod (21) are fixedly connected with two corresponding side walls of the supporting blocks, two guide blocks (22) are slidably connected to the rod walls of the guide rods (21), two guide blocks (22) are fixedly connected with second sliding rods (23) between the opposite side walls, and the side walls of the transverse plate (8) are slidably connected with the rod walls of the second sliding rods (23) through second sliding holes.

2. An automated punching machine according to claim 1, wherein: two a plurality of nut draw-in grooves (20), a plurality of nut draw-in groove (20) have all been seted up to the lateral wall that splint (14) are relative, are a plurality of nut draw-in groove (20) are sharp evenly distributed.

3. An automated punching machine according to claim 1, wherein: equal fixedly connected with bracing piece (24), four in workstation (1) lower extreme four corners department the lower extreme of bracing piece (24) all is equipped with the leveling foot.

4. An automated punching machine according to claim 3, wherein: supporting plates are fixedly connected between the rod walls of the four supporting rods (24), and air pumps are fixedly arranged at the upper ends of the supporting plates.