CN113231529B

CN113231529B - Punching device

Info

Publication number: CN113231529B
Application number: CN202110568133.9A
Authority: CN
Inventors: 陈峥
Original assignee: Shenzhen Boshiming Technology Co ltd
Current assignee: Shenzhen Boshiming Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-12-09
Anticipated expiration: 2041-05-25
Also published as: CN113231529A

Abstract

The invention discloses a punching device which comprises a punching die and a driving device, wherein the punching die is provided with a channel, the driving device is fixedly connected with the punching die, and a punching head is arranged on the side wall of the driving device, which is close to the punching die. The steel pipe punching die has the advantages that when the steel pipe is punched, the magnetorheological fluid can be changed into a solid through the second electromagnet, so that the steel pipe is fixed through the solid magnetorheological fluid, the steel pipe is punched through the punching head conveniently, when the punching is finished, the steel pipe needs to move for one end distance for next punching, at the moment, the second electromagnet is not electrified, the magnetorheological fluid is changed into flowing liquid, so that the steel pipe can move, the steel pipe can be wrapped and fixed through the magnetorheological fluid for various types of steel pipes, the adaptability of the whole punching die is stronger, the steel pipe and the magnetorheological fluid are tightly attached, the steel pipe cannot shake when the steel pipe is punched, and the steel pipe punching quality is guaranteed.

Description

Punching device

Technical Field

The invention relates to the technical field of die punching, in particular to a punching device.

Background

The steel pipe is a steel material with two open ends and a hollow cross section, and the length of the steel pipe is larger than the perimeter of the cross section, when the length of the steel pipe is smaller than the perimeter of the cross section, the steel pipe can be called a pipe section or a pipe fitting, and both belong to the category of pipe fitting products, wherein the stainless steel pipe is a hollow long-strip round steel material and is mainly widely used for industrial conveying pipelines, mechanical structural components and the like of petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like. Modern production is not possible with steel pipes, which often require machining holes to be punched in the installation or connection of other fittings.

When punching a hole to the steel pipe among the prior art, need make different cut-out press to the steel pipe of different models, consequently, traditional steel pipe cut-out press's adaptability is very poor, because the application of steel pipe is very extensive, therefore, the model of steel pipe is also more and more, punch a hole in the face of the steel pipe of multiple model, a large amount of cut-out press need be made to the producer, make the cost that the steel pipe punched a hole uprise, and the cut-out press no longer laminates the steel pipe after using for a long time, lead to the steel pipe to take place easily when punching a hole and rock, cause the skew of punching a hole, reduce the steel pipe quality of punching a hole, consequently, cut-out press need frequently overhaul, the cost that the steel pipe punched a hole has further been improved, and people's use is not convenient.

To this end, we propose a punching apparatus to solve the above problems.

Disclosure of Invention

The invention aims to solve the problems that the applicability of a punching die is poor, the punching die cannot be well attached to a steel pipe and the like in the prior art, and provides a punching device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a punching device, includes cut-out press and drive arrangement, the cut-out press has seted up the passageway, drive arrangement and cut-out press fixed connection, drive arrangement is close to the lateral wall of cut-out press and is equipped with the punching head, inside the punching head stretched into the passageway, the bilateral symmetry that is close to the punching head in the passageway is equipped with a plurality of first electro-magnets and a plurality of second electro-magnet, every the second electro-magnet is arranged in between two first electro-magnets, the part that is close to first electro-magnet and second electro-magnet in the passageway is equipped with magnetorheological suspensions, be equipped with a plurality of gasbags in the passageway, every the outside of the first electro-magnet of keeping away from the punching head is arranged in to the gasbag, be equipped with the piston room in the cut-out press, the piston room is through a plurality of communicating pipe and passageway intercommunication, and is a plurality of the part of second electro-magnets is arranged in to the export of communicating pipe, the piston room sliding seal is connected with the piston board, the indoor magnetorheological suspensions that is equipped with of piston, the lateral wall fixedly connected with first threaded rod that first threaded rod matches is kept away from to the first threaded rod to the piston room, first threaded rod is connected with the carousel in the indoor rotation of piston room, first threaded rod stretches out press.

Preferably, a plurality of grooves are formed in the side wall, close to the punching head, of the punching die, a plurality of fixing blocks are fixedly connected to the portion, close to the grooves, of the punching head, each fixing block is connected with a first contact through a telescopic spring in a clamping mode, a second contact is fixedly connected to the interior of each groove, and the plurality of first contacts and the plurality of second contacts are communicated with the second electromagnet.

Preferably, the outer side wall of the channel is rotatably connected with a plurality of second threaded cylinders, each second threaded cylinder is internally and rotatably connected with a second threaded rod through threads, one end of each threaded rod, which is close to the channel, is fixedly connected with a supporting block, and one end of each supporting block, which is far away from the second threaded rod, is fixedly connected with an elastic plate.

Preferably, a plurality of second inner grooves are formed in the part, close to the plurality of second threaded cylinders, of the punching die, a square groove is formed in one end, far away from the abutting block, of each second threaded rod, a square rod matched with the square groove is fixedly connected in each second inner groove, and the plurality of second threaded rods and the plurality of square rods are connected in a sliding mode.

Preferably, a first bevel gear is fixedly connected to the outer side wall of each second threaded cylinder, a plurality of double-ended bevel gear rings are rotatably connected to the portion, close to the plurality of second inner grooves, of the passage, penetrate through the plurality of second inner grooves, and the plurality of double-ended bevel gear rings are meshed with the plurality of first bevel gears.

Preferably, the punching die is symmetrically provided with two third inner grooves, each third inner groove is rotatably connected with a second bevel gear, the plurality of double-ended bevel gear rings penetrate through the plurality of third inner grooves, the plurality of double-ended bevel gear rings are meshed with the plurality of second bevel gears, and each second bevel gear is fixedly connected with a fixing rod.

Preferably, the punching die is provided with a plurality of fourth inner grooves, the fixing rods extend into the plurality of fourth inner grooves, each fixing rod extends into a worm wheel fixedly connected with the part of the fourth inner groove, the punching die is rotatably connected with a rotating rod, the rotating rod extends into the plurality of fourth inner grooves, and the part of the rotating rod extending into the fourth inner grooves is provided with a worm matched with the worm wheel.

Compared with the prior art, the invention has the beneficial effects that:

1. when the steel pipe is punched, the magnetorheological fluid can be changed into a solid through the second electromagnet, so that the steel pipe is fixed through the solid magnetorheological fluid, the steel pipe can be punched by the punching head conveniently, when the punching is finished, one end of the steel pipe needs to move for punching next time, at the moment, the second electromagnet is not electrified, the magnetorheological fluid is changed into flowing liquid, and the steel pipe can move conveniently, so that the steel pipe can be wrapped and fixed through the magnetorheological fluid for various types of steel pipes, the whole punching die is higher in adaptability, the steel pipe and the magnetorheological fluid are tightly attached, the steel pipe cannot shake when the steel pipe is punched, and the punching quality of the steel pipe is guaranteed;

2. when the magnetorheological fluid in the piston chamber is introduced into the communicating pipe, the magnetorheological fluid can flow to the positions near the plurality of first electromagnets, and the magnetic field generated by the first electromagnets enables the magnetorheological fluid to form liquid with strong viscosity, so that the magnetorheological fluid can not diffuse to a distance, the magnetorheological fluid can be limited among the plurality of first electromagnets, loss of the magnetorheological fluid is avoided, and the magnetorheological fluid near the first electromagnets is the liquid with viscosity, so that the steel pipe can move, and the steel pipe can move to punch holes;

3. can tentatively fix the steel pipe that stretches into in the passageway through supporting board and elastic plate, conveniently fix the steel pipe to definite position, can make things convenient for a plurality of elastic plates of staff's quick adjustment to the centre gripping dynamics of steel pipe through worm gear isotructure, so that the steel pipe can remove, constantly contact and break off along with the head of punching a hole through first contact and second contact, can keep the frequency that the second electro-magnet produced magnetic field unanimous with the frequency that the head of punching a hole punched a hole to the steel pipe, so that magnetorheological suspensions is fixed to the steel pipe.

Drawings

Fig. 1 is a schematic structural diagram of a punching apparatus according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic structural diagram of a piston chamber and an elastic plate of a punching apparatus according to the present invention.

In the figure: the device comprises a punching die 1, a driving device 2, a punching head 3, a channel 4, a first electromagnet 5, a second electromagnet 6, magnetorheological fluid 7, an air bag 8, a piston plate 9, a first threaded rod 10, a first threaded barrel 11, a first rotating disc 12, a fixed block 13, a telescopic spring 14, a first contact 15, a second contact 16, a second threaded rod 17, a second threaded barrel 18, a resisting block 19, an elastic plate 20, a square rod 21, a first bevel gear 22, a double-ended bevel gear ring 23, a second bevel gear 24, a fixed rod 25, a worm gear 26, a rotating rod 27, a worm 28 and a communicating pipe 29.

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.

Referring to fig. 1-4, a punching device comprises a moving device, a channel 4 is formed in a punching die 1, a driving device 2 is fixedly connected with the punching die 1, a punching head 3 is arranged on the side wall, close to the punching die 1, of the driving device 2, the punching head 3 extends into the channel 4, a plurality of first electromagnets 5 and a plurality of second electromagnets 6 are symmetrically arranged on two sides, close to the punching head 3, of the channel 4, each second electromagnet 6 is arranged between two first electromagnets 5, magnetorheological fluids 7 are arranged on the portions, close to the first electromagnets 5 and the second electromagnets 6, of the channel 4, a plurality of air bags 8 are arranged in the channel 4, each air bag 8 is arranged on the outer side of the first electromagnet 5, far away from the punching head 3, a piston chamber is arranged in the punching die 1 and is communicated with the channel 4 through a plurality of communicating pipes 29, the outlets of the plurality of second electromagnets 6 are arranged on the portions, a piston chamber is connected with a piston plate 9 in a sliding and sealing mode, a piston chamber 7 is arranged in the piston chamber, the piston plate 9 is fixedly connected with the side wall, far away from the punching die 7, a first threaded pipe 10 is connected in the piston chamber in a rotating mode, the first threaded pipe 11 is matched with the first threaded rod 10, the first threaded pipe 11 penetrates through the first threaded pipe, the first threaded pipe 11, and the first threaded pipe 11, when the magnetorheological fluids can penetrate through the solid-state steel pipe, and the magnetorheological fluids can punch a solid-state steel pipe, and then the piston plate steel pipe, and then the solid-state steel pipe, and then the magnetorheological fluids can be punched by the magnetorheological fluids 7;

when the punching is finished, one end of the steel pipe needs to be moved for punching next time, at the moment, the second electromagnet 6 is not electrified, the magnetorheological fluid 7 becomes flowing liquid, so that the steel pipe can move, the magnetorheological fluid 7 can be used for wrapping and fixing various types of steel pipes, the adaptability of the whole punching die 1 is stronger, the steel pipe and the magnetorheological fluid 7 are tightly attached, the steel pipe cannot shake when the steel pipe is punched, the quality of the punched steel pipe is ensured, when the magnetorheological fluid 7 in the piston chamber is introduced into the communicating pipe 29, the magnetorheological fluid 7 can flow to the positions near the first electromagnets 5, and the magnetic field generated by the first electromagnets 5 enables the magnetorheological fluid 7 to form liquid with strong viscosity, so that the magnetorheological fluid 7 cannot be diffused to a distance, the magnetorheological fluid 7 can be limited among the first electromagnets 5, the loss of the magnetorheological fluid 7 is avoided, and the magnetorheological fluid 7 near the first electromagnets 5 is viscous liquid, so that the steel pipe can move, and the steel pipe can be punched;

the side wall of the punching die 1 close to the punching head 3 is provided with a plurality of grooves, the part of the punching head 3 close to the grooves is fixedly connected with a plurality of fixed blocks 13, each fixed block 13 is connected with a first contact 15 in a clamping manner through a telescopic spring 14, a second contact 16 is fixedly connected in each groove, the plurality of first contacts 15 and the plurality of second contacts 16 are communicated with the second electromagnet 6, the frequency of a magnetic field generated by the second electromagnet 6 can be kept consistent with the frequency of the punching head 3 for punching the steel pipe through the first contact 15 and the second contact 16 along with the continuous contact and disconnection of the punching head 3, so that the steel pipe is fixed by the magnetorheological fluid 7, the outer side wall of the channel 4 is rotatably connected with a plurality of second threaded cylinders 18, a second threaded rod 17 is rotatably connected in each second threaded cylinder 18 through threads, one end of each threaded rod close to the channel 4 is fixedly connected with an abutting block 19, one end of each abutting block 19 far away from the second threaded cylinder 17 is fixedly connected with an elastic plate 20, the steel pipe extending into the channel 4 can be fixed through an abutting plate and the elastic plate 20, the steel pipe can be fixed to a determined position, the square threaded rod 17 is initially connected with the second threaded rod 21, the abutting block 21, and the second threaded rod 21, the abutting block is connected with the square threaded rod 17, and the second threaded rod 17, and the abutting block 21;

the part of the passage 4 close to the second internal grooves is rotatably connected with a plurality of double-ended bevel gear rings 23, the second internal grooves are penetrated through the double-ended bevel gear rings 23, the double-ended bevel gear rings 23 are meshed with the first bevel gears 22, two third internal grooves are symmetrically formed in the punching die 1, each third internal groove is rotatably connected with a second bevel gear 24, the double-ended bevel gear rings 23 penetrate through the third internal grooves, the double-ended bevel gear rings 23 are meshed with the second bevel gears 24, each second bevel gear 24 is fixedly connected with a fixing rod 25, the punching die 1 is provided with a plurality of fourth internal grooves, the fixing rods 25 extend into the fourth internal grooves, the worm 26 is fixedly connected with the part of each fixing rod 25 extending into the fourth internal grooves, the rotating rod 27 is rotatably connected with the punching die 1, the rotating rod 27 extends into the fourth internal grooves, the part of the rotating rod 27 extending into the fourth internal grooves is provided with a worm 28 matched with the worm 26, and worm 28 structures such as the worm 26 28 can facilitate workers to quickly adjust the clamping force of the elastic plates 20 on the steel pipes, so that the steel pipes can move.

When a steel pipe is punched, a plurality of air bags 8 are filled with air, the steel pipe extends into a channel 4, when a sensor passes through the air bags 8, the air bags 8 clean impurities on the surface of the steel pipe, the magnetorheological fluid 7 is prevented from being polluted by the impurities, a rotating rod 27 is rotated, the rotating rod 27 drives a plurality of worm gears 26 to rotate through a plurality of worms 28, the worm gears 26 drive a plurality of fixing rods 25 to rotate, the fixing rods 25 drive a plurality of second bevel gears 24 to rotate, the second bevel gears 24 drive a plurality of double-ended bevel gear rings 23 to rotate, the double-ended bevel gear rings 23 drive a plurality of first bevel gears 22 to rotate, the first bevel gears 22 drive a plurality of second threaded cylinders 18 to rotate, the square rods 21 limit the second threaded rods 17 to rotate, therefore, the second threaded rods 17 move along the second threaded cylinders 18, the second threaded rods 17 drive a plurality of abutting blocks 19 to move, the steel pipe is preliminarily clamped through a plurality of elastic plates 20 to fix the position of the steel pipe, at the first threaded rods 5 are started, the first threaded rotating rotary discs 12 are rotated, the first threaded rods 12 drive the first threaded rods 11 to move, and the first threaded rods 7 drive the first threaded rods 11 to move, so that the piston rod 7 moves towards the first threaded cylinders 10 and the first threaded cylinders and the magnetorheological fluid flows into the first electro-magnetorheological fluid, so that the magnetorheological fluid 7 moves;

when the space between the first electromagnets 5 is filled with the magnetorheological fluid 7, the first rotary disc 12 stops rotating, the magnetorheological fluid 7 wraps the steel pipe, the second electromagnets 6 are started, the magnetorheological fluid 7 forms viscous liquid by magnetic force generated by the second electromagnets 6, the driving device 2 is started, the driving device 2 drives the punching head 3 to move up and down so as to punch the steel pipe, the punching head 3 moves down, the first contact 15 is driven to move down through the fixing blocks 13 and the telescopic springs 14, when the first contact 15 is in contact with the second contact 16, the magnetism of the second electromagnets 6 is increased, therefore, the magnetorheological fluid 7 near the second electromagnets 6 becomes solid, the steel pipe is fixed, the punching head 3 punches the steel pipe downwards, after punching is finished, the punching head 3 moves upwards, the first contact 15 is disconnected from the second contact 16, at the moment, the magnetism of the second electromagnets 6 is reduced, the magnetorheological fluid 7 is restored to be in a viscous state, the steel pipe can move conveniently, after the steel pipe moves, the punching head 3 moves downwards, the punching head continues to be connected with the steel pipe, the air bags are circulated to the steel pipe, and the steel pipe can filter the magnetorheological fluid 7, and the magnetorheological fluid can be filtered.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The punching device comprises a punching die (1) and a driving device (2), and is characterized in that a channel (4) is formed in the punching die (1), the driving device (2) is fixedly connected with the punching die (1), a punching head (3) is arranged on the side wall, close to the punching die (1), of the driving device (2), the punching head (3) extends into the channel (4), a plurality of first electromagnets (5) and a plurality of second electromagnets (6) are symmetrically arranged on the two sides, close to the punching head (3), of the channel (4), each second electromagnet (6) is arranged between the two first electromagnets (5), magnetorheological fluids (7) are arranged on the portions, close to the first electromagnets (5) and the second electromagnets (6), of the channel (4), a plurality of air bags (8) are arranged in the channel (4), each air bag (8) is arranged on the outer side of the first electromagnets (5) far away from the punching head (3), a piston chamber is arranged in the punching die (1), the piston chamber is communicated with the piston chamber (29) through the plurality of channels (4), a plurality of piston chambers (9) are connected with the piston chamber (9), and a plurality of piston chambers are connected with the piston outlet of the piston (6), the piston plate (9) is kept away from the first threaded rod (10) of lateral wall fixedly connected with of magnetorheological suspensions (7), the piston chamber is indoor to rotate and to be connected with the first screw thread section of thick bamboo (11) that match with first threaded rod (10), the first screw thread section of thick bamboo (11) run through the piston chamber and stretch out cut-out press (1), the first carousel (12) of one end fixedly connected with of first threaded rod (10) is kept away from to first screw thread section of thick bamboo (11).

2. A punching device according to claim 1, characterized in that a plurality of recesses are formed in the side wall of the punching die (1) close to the punching head (3), a plurality of fixing blocks (13) are fixedly connected to the part of the punching head (3) close to the plurality of recesses, each fixing block (13) is connected with a first contact (15) through a telescopic spring (14) in a clamping manner, a second contact (16) is fixedly connected to the inside of each recess, and the plurality of first contacts (15) and the plurality of second contacts (16) are communicated with the second electromagnet (6).

3. A punching device according to claim 1, characterized in that a plurality of second threaded cylinders (18) are rotatably connected to the outer side wall of the channel (4), a second threaded rod (17) is rotatably connected to each second threaded cylinder (18) through threads, a resisting block (19) is fixedly connected to one end of each threaded rod close to the channel (4), and an elastic plate (20) is fixedly connected to one end of each resisting block (19) far away from the second threaded rod (17).

4. A punching device according to claim 3, characterized in that the part of the punching die (1) close to the second threaded cylinders (18) is provided with second internal grooves, the end of each second threaded rod (17) far from the abutting block (19) is provided with a square groove, a square rod (21) matched with the square groove is fixedly connected in each second internal groove, and the second threaded rods (17) are slidably connected with the square rods (21).

5. A punching device according to claim 4, characterized in that a first bevel gear (22) is fixedly connected to the outer side wall of each second threaded cylinder (18), a plurality of double-ended bevel gear rings (23) are rotatably connected to the portion of the passage (4) adjacent to the plurality of second inner grooves, the plurality of double-ended bevel gear rings (23) extend through the plurality of second inner grooves, and the plurality of double-ended bevel gear rings (23) are engaged with the plurality of first bevel gears (22).

6. A punching device according to claim 5, characterized in that the punching die (1) is symmetrically provided with two third inner slots, each third inner slot is rotatably connected with a second bevel gear (24), a plurality of double-ended bevel rings (23) penetrate through the third inner slots, the double-ended bevel rings (23) are meshed with a plurality of second bevel gears (24), and each second bevel gear (24) is fixedly connected with a fixing rod (25).

7. A punching device according to claim 6, characterized in that the punching die (1) is provided with a plurality of fourth internal grooves, a plurality of fixing rods (25) extend into the plurality of fourth internal grooves, a worm wheel (26) is fixedly connected to the part of each fixing rod (25) extending into the fourth internal groove, the punching die (1) is rotatably connected with a rotating rod (27), the rotating rod (27) extends into the plurality of fourth internal grooves, and a worm (28) matched with the worm wheel (26) is arranged on the part of the rotating rod (27) extending into the fourth internal groove.