CN114054580B

CN114054580B - Electric multi-station punching machine

Info

Publication number: CN114054580B
Application number: CN202210023884.7A
Authority: CN
Inventors: 陆峰
Original assignee: Jiangsu Zhenqian Mechanical And Electrical Technology Co ltd
Current assignee: Jiangsu Zhenqian Mechanical And Electrical Technology Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-03-18
Anticipated expiration: 2042-01-11
Also published as: CN114054580A

Abstract

The invention relates to the technical field of punching equipment, and discloses an electric multi-station punching machine, which comprises: the device comprises a supporting underframe, a servo motor, a supporting column, a cross arm, a hydraulic telescopic rod and a punching head; a flat plate supporting mechanism used for processing a plate body and a rod body is arranged on the upper side of the left end of the supporting underframe; a supporting sleeving mechanism for processing a pipe body is arranged on the upper side of the right end of the supporting underframe; and a chip removal mechanism for automatically discharging punching waste is arranged in the punching head. According to the invention, the punching head is rotated to the positions above different stations by controlling the servo motor, and the corresponding stations are respectively provided with the supporting and fixing mechanisms for fixing the metal materials in the corresponding shapes, so that the switching processing between different stations is convenient; meanwhile, the metal crushed aggregates in the punching process are directly taken out of the equipment when the punching head is reset and are discharged, so that the crushed aggregates are prevented from being in the equipment and influencing the operation of the equipment.

Description

Electric multi-station punching machine

Technical Field

The invention relates to the technical field of punching equipment, in particular to an electric multi-station punching machine.

Background

In the metal processing process, punching operation is often required, namely, a hole with a corresponding size is punched at a corresponding position of a metal material by using punching equipment. Because the metal material form is various, for example, there are metal sheet, metal rod body and metal pipe body, these different forms of material need multiple different punching equipment to act when punching a hole, the unable multistation processing different forms of metal material of current punching equipment to the crushed aggregates that produce among the punching process generally all directly drops on equipment, needs workman's later stage to take out from the equipment and handles, and if such crushed aggregates do not take out in time, probably can influence or block the operation of the relevant moving part of equipment.

Disclosure of Invention

The invention aims to provide an electric multi-station punching machine to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an electric multi-station punching machine, comprising: the device comprises a supporting underframe, a servo motor, a supporting column, a cross arm, a hydraulic telescopic rod and a punching head; the servo motor is fixedly installed at the bottom of the supporting bottom frame, and a spindle end of the servo motor vertically penetrates through the supporting bottom frame upwards; the supporting column is vertically and fixedly connected to a main shaft end of the servo motor; the cross arm is horizontally and fixedly connected to the upper end of the supporting column; the hydraulic telescopic rod is vertically and fixedly connected to the tail end of the cross arm, and the lower end of the hydraulic telescopic rod is a telescopic end; the punching head is mounted to the telescopic end of the hydraulic telescopic rod; an annular convex cutter body is fixedly connected to the edge of the bottom end of the punching head in a surrounding manner; a flat plate supporting mechanism used for processing a plate body and a rod body is arranged on the upper side of the left end of the supporting underframe; a supporting sleeving mechanism for processing a pipe body is arranged on the upper side of the right end of the supporting underframe; and a chip removal mechanism for automatically discharging punching waste is arranged in the punching head.

Preferably, the plate supporting mechanism includes: the supporting plate, the first groove body, the first electric telescopic rod, the curved surface supporting plate and the through hole are arranged on the supporting plate; the supporting flat plate is horizontally and fixedly connected to the upper side of the left end of the supporting underframe; the first groove body is arranged at the supporting flat plate; the first electric telescopic rod is vertically and fixedly connected to the left side of the supporting flat plate, and the upper end of the first electric telescopic rod is a telescopic end; the curved surface supporting plate is arranged right above the supporting flat plate and is fixedly connected with the telescopic end of the first electric telescopic rod; the through holes are formed in the curved surface supporting plate and are aligned with the first groove body up and down.

Preferably, the plate supporting mechanism further includes: a first hold-down mechanism; the first pressing mechanism includes: the second electric telescopic rod is connected with the sliding rail, the strip-shaped pressing plate, the driving motor and the fixing pressing strip; the second electric telescopic rod is vertically and fixedly connected to the right side of the supporting flat plate, and the upper end of the second electric telescopic rod is a telescopic end; the connecting slide rail is horizontally and fixedly connected to the upper end of the second electric telescopic rod, and is positioned above the rear side of the supporting flat plate; the strip-shaped pressing plates are horizontally connected to the connecting slide rails in a left-right paired sliding manner; the driving motors are fixedly connected to the outer walls of the front end and the rear end of the curved supporting plate in pairs; the fixed pressing strip is fixedly connected to the main shaft end of the driving motor.

Preferably, the pressing surfaces of the fixed pressing strip and the strip-shaped pressing plate are uniformly distributed with convex teeth.

Preferably, the support sheathing mechanism includes: the connecting block and the supporting sleeve block; the connecting block is fixedly connected to the upper side of the right end of the supporting underframe; the supporting sleeve block is horizontally connected to the front side of the connecting block, and a second groove body is formed in the supporting sleeve block.

Preferably, the rear end of the support sleeve block is fixedly connected to the connecting block through a bolt.

Preferably, the support sleeving mechanism further comprises: a second hold-down mechanism; the second pressing mechanism includes: a third electric telescopic rod and a fixed pressing plate; the third electric telescopic rod is vertically and fixedly connected to the upper side of the connecting block, and the telescopic end of the third electric telescopic rod is the lower end; and the fixed pressing plate is fixedly connected to the telescopic end of the third electric telescopic rod.

Preferably, the left side and the right side above the supporting underframe are both vertically and fixedly connected with limiting rods used for limiting the rotating position of the cross arm.

Preferably, the chip removal mechanism includes: the device comprises a recovery cavity, an extrusion hole, a movable stop lever, a limiting block, a discharge port, a strip-shaped chute, a connecting spring, an impact block, a spray pipe, a high-pressure air pump, a gas collecting box, an electromagnetic valve, a laser lamp, a light-sensitive switch and a top column; the recovery cavity is formed in the inner side of the punching head; the extrusion hole is formed in the bottom of the recovery cavity; the movable blocking rods are movably connected to the edge of the upper side of the extrusion hole through a rebound hinge, and are distributed at equal intervals along the edge of the extrusion hole; the limiting blocks are fixedly connected to the side wall of the inner ring of the extrusion hole in an encircling equidistant manner, and the movable stop levers are correspondingly and obliquely lapped on the limiting blocks; the discharge port is arranged on the left side of the recovery cavity; the strip-shaped chute is horizontally arranged at the top of the recovery cavity; the impact block is movably embedded at the right side wall of the recovery cavity and is connected to the strip-shaped sliding groove in a sliding mode; the connecting spring is horizontally connected between the impact block and the strip-shaped sliding groove; the high-pressure air pump is fixedly arranged on the outer wall of the telescopic end of the hydraulic telescopic rod, and a starting circuit of the high-pressure air pump is synchronous with an extension control circuit of the hydraulic telescopic rod; the gas collecting box is arranged at the gas outlet end of the high-pressure gas pump; the spray pipe is horizontally and fixedly connected to the lower side of the gas collecting box, and the electromagnetic valve is installed between the spray pipe and the gas collecting box; the laser lamps are arranged around the end edge of the spray pipe at equal intervals; the light sensing switches are arranged on the outer wall of the punching head at the positions where the impact blocks are located in an encircling and equidistant mode and are electrically connected with an opening control circuit of the electromagnetic valve; the top column is vertically and fixedly connected to the inner top of the tank body.

Preferably, the upper side of the supporting underframe is horizontally and fixedly connected with an annular guide rail; the horizontal fixedly connected with slip lug of hydraulic telescoping rod's stiff end, slip lug sliding connection to ring rail's inboard, the even gomphosis of the upper and lower terminal surface of slip lug is provided with the ball.

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

1. when punching holes on a metal plate, the support is carried out by means of alignment of a support flat plate, then a servo motor is controlled to drive a support column to rotate, so that a hydraulic telescopic rod and a punching head connected with a cross arm rotate to the position right above a groove body, then the metal plate is stably pressed by means of a strip-shaped pressing plate with well adjusted positions, and then the hydraulic telescopic rod is controlled to rapidly punch downwards, so that the punching head impacts downwards to penetrate through the metal plate and penetrate into the groove body to complete punching; when the solid rod body needs to be punched, the solid rod body is horizontally placed on the curved surface supporting plate, the position of the rod body needing to be punched is aligned with the through hole, then the rod body is stably pressed by the aid of the fixing pressing strip, then the first electric telescopic rod is controlled to contract, the curved surface supporting plate is enabled to descend and be attached to the supporting flat plate, then the hydraulic telescopic rod is controlled to rapidly punch downwards, the punching head penetrates through the rod body and is inserted into the groove body, and punching is completed; when the pipe body needs to be punched, the pipe body is sleeved on the supporting sleeve block, the position of the pipe body is adjusted, the position needing to be punched is aligned to the groove body, then the servo motor drives the hydraulic telescopic rod to rotate to the position above the groove body of the supporting sleeve block through the supporting column, the pipe body is stably pressed by the aid of the fixed pressing plate, and then the pipe body is punched, so that multi-station punching is achieved;

2. when the punching head is inserted into the groove body, the punching head pushes the metal block under impact into the groove body, the top column moves upwards relative to the extrusion hole, so that the metal block is extruded upwards from the extrusion hole and enters the recovery cavity, and the metal block entering the recovery cavity cannot fall downwards from the extrusion hole in the contraction and reset process of the hydraulic telescopic rod due to the existence of the movable stop rod; and high compression pump aerifys in to the gas collection box, cause atmospheric pressure in the gas collection box to constantly rise, and when the head of punching a hole resets, the end of spray tube just in time aligns striking piece place position, the laser lamp triggers photoinduction switch this moment, photoinduction switch just makes the solenoid valve open, the air that reaches certain atmospheric pressure in so the gas collection box just strikes the striking piece through the spray tube on, the striking piece just slides left along the bar spout, the metal block in the cavity is retrieved in the striking, cause the metal block to strike the discharge from the discharge outlet, avoid punching a hole the fragment and leave over and need post processing on equipment.

Drawings

FIG. 1 is a schematic view of an overall structure of an electric multi-station punching machine according to the present invention;

FIG. 2 is a schematic perspective view of the annular guide rail, the hydraulic telescopic rod and the punching head of the electric multi-station punching machine in FIG. 1 in a matched connection manner;

FIG. 3 is a schematic diagram of the internal structure of a punching head of the electric multi-station punching machine in FIG. 2;

FIG. 4 is a right-side structural view of the high-pressure air pump and the nozzle pipe of the electric multi-station punching machine in FIG. 2 in a matching connection;

FIG. 5 is a top view structural diagram of relative position distributions of a movable stop lever, an extrusion hole, a discharge port and an impact block of the electric multi-station punching machine in FIG. 3;

FIG. 6 is an enlarged structural view of the fitting connection of the curved supporting plate and the fixing pressing bar of the electric multi-station punching machine in FIG. 1;

FIG. 7 is a top view structural diagram of relative position distribution of a connecting slide rail, a supporting flat plate, a strip-shaped pressing plate, a curved surface supporting plate and a fixed pressing strip of the electric multi-station punching machine in FIG. 1;

fig. 8 is a top structural view of the fixed pressing plate 36 and the supporting sleeve block 5 of the electric multi-station punching machine in fig. 1 in matching connection;

FIG. 9 is a partially enlarged structural view of the relative position distribution of the light-sensing switch at the position of the impact block and the laser lamp at the end of the nozzle of the electric multi-station punching machine in FIG. 3;

fig. 10 is a top view of the sliding block of the electric multi-station punching machine of fig. 2.

In the figure: 1. a support chassis; 2. a servo motor; 3. a support pillar; 4. connecting blocks; 5. a support sleeve block; 6. a cross arm; 7. a hydraulic telescopic rod; 8. a sliding projection; 9. an annular guide rail; 10. supporting the flat plate; 11. a first electric telescopic rod; 12. a second electric telescopic rod; 13. a curved surface supporting plate; 14. a punching head; 15. a nozzle; 16. a gas collection box; 17. a high pressure air pump; 18. a strip-shaped chute; 19. a connecting spring; 20. an impact block; 21. a discharge port; 22. a movable stop lever; 23. a limiting block; 24. extruding the hole; 25. an annular convex cutter body; 261. a first tank body; 262. a second tank body; 27. a top pillar; 28. a laser light; 29. a light sensing switch; 30. an electromagnetic valve; 31. perforating; 32. a drive motor; 33. fixing a pressing strip; 34. connecting a slide rail; 35. a strip-shaped pressing plate; 36. fixing the pressing plate; 37. a third electric telescopic rod; 38. a ball bearing; 39. a convex tooth; 40. recovering the cavity; 41. a limiting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the above description of the present invention, it should be noted that the terms "one side", "the other side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.

Referring to fig. 1-10, the present invention provides a technical solution: an electric multi-station punching machine, comprising: the device comprises a supporting underframe 1, a servo motor 2, a supporting column 3, a cross arm 6, a hydraulic telescopic rod 7 and a punching head 14; the servo motor 2 is fixedly arranged at the bottom of the support chassis 1, and the main shaft end of the servo motor 2 vertically penetrates through the support chassis 1 upwards; the support column 3 is vertically and fixedly connected to the main shaft end of the servo motor 2; the cross arm 6 is horizontally and fixedly connected to the upper end of the supporting column 3; the hydraulic telescopic rod 7 is vertically and fixedly connected to the tail end of the cross arm 6, and the lower end of the hydraulic telescopic rod 7 is a telescopic end; the punching head 14 is arranged at the telescopic end of the hydraulic telescopic rod 7, and the hydraulic telescopic rod 7 is convenient for enabling the punching head 14 to impact a corresponding material for punching; the annular convex cutter body 25 is fixedly connected to the edge of the bottom end of the punching head 14 in a surrounding mode, and the annular convex cutter body 25 facilitates punching of the punching head 14; a flat plate supporting mechanism for processing a plate body and a rod body is arranged on the upper side of the left end of the supporting underframe 1; a supporting sleeving mechanism for processing a pipe body is arranged on the upper side of the right end of the supporting underframe 1; a chip removal mechanism for automatically discharging punching waste is provided in the punching head 14.

The flat plate supporting mechanism includes: the support plate 10, the first groove body 261, the first electric telescopic rod 11, the curved supporting plate 13 and the through hole 31; the supporting flat plate 10 is horizontally and fixedly connected to the upper side of the left end of the supporting underframe 1; the first groove 261 is formed at the support plate 10; the size of the first groove body 261 is set to be larger than that of the to-be-punched hole, so that the punching head 14 can be conveniently inserted into the first groove body; the first electric telescopic rod 11 is vertically and fixedly connected to the left side of the support flat plate 10, and the upper end of the first electric telescopic rod 11 is a telescopic end; the curved supporting plate 13 is arranged right above the supporting flat plate 10, and the curved supporting plate 13 is fixedly connected with the telescopic end of the first electric telescopic rod 11; the through hole 31 is formed in the curved supporting plate 13, and the through hole 31 and the first groove body 261 are aligned up and down; when punching is needed to be performed on a metal plate, the metal plate body is flatly placed on the supporting flat plate 10, the position, needing punching, of the metal plate is aligned with the first groove body 261, then the servo motor 2 is controlled to drive the supporting column 3 to rotate, the hydraulic telescopic rod 7 and the punching head 14 connected with the cross arm 6 are enabled to rotate to the position right above the first groove body 261, then the hydraulic telescopic rod 7 is controlled to rapidly punch downwards, the punching head 14 is enabled to downwards impact and penetrate through the metal plate and penetrate into the first groove body 261, and punching is completed; when the solid rod body needs to be punched, the solid rod body horizontal frame is placed on the curved surface supporting plate 13, the position of the rod body needing to be punched is aligned to the through hole 31, meanwhile, the first electric telescopic rod 11 is controlled to shrink, the curved surface supporting plate 13 descends and is attached to the supporting flat plate 10, then the hydraulic telescopic rod 7 is controlled to punch downwards quickly, the punching head 14 penetrates through the rod body and penetrates into the first groove body 261, and punching is completed.

The flat plate supporting mechanism further includes: a first hold-down mechanism; the first pressing mechanism includes: the second electric telescopic rod 12, a connecting slide rail 34, a strip-shaped pressing plate 35, a driving motor 32 and a fixed pressing strip 33; the second electric telescopic rod 12 is vertically and fixedly connected to the right side of the support flat plate 10, and the upper end of the second electric telescopic rod 12 is a telescopic end; the connecting slide rail 34 is horizontally and fixedly connected to the upper end of the second electric telescopic rod 12, and the connecting slide rail 34 is positioned above the rear side of the support flat plate 10; the strip-shaped pressing plates 35 are horizontally connected to the connecting slide rails 34 in a left-right paired sliding manner, and the strip-shaped pressing plates 35 are located at the front-back direction positions; the driving motors 32 are fixedly connected to the outer walls of the front end and the rear end of the curved supporting plate 13 in pairs, and the driving motors 32 are distributed in a left-right staggered manner; the fixed pressing bar 33 is fixedly connected to the main shaft end of the driving motor 32, when the metal plate is placed on the supporting flat plate 10 and the position is determined, the second electric telescopic rod 12 is controlled to contract, so that the connecting slide rail 34 descends, and the strip-shaped pressing plate 35 is transversely slid along the connecting slide rail 34 to adjust the distance in advance according to the transverse width of the metal plate, so that the metal plate is stably pressed by the strip-shaped pressing plate 35; when the bar body is placed in the curved supporting plate 13, the driving motors 32 on the front side and the rear side are controlled to drive the fixed pressing strips 33 to be pressed on the bar body in a rotating mode, and the fixed pressing strips 33 are distributed in a staggered mode left and right, so that the bar body is conveniently and stably pressed.

The pressing surfaces of the fixed pressing strip 33 and the strip-shaped pressing plate 35 are uniformly distributed with convex teeth 39, so that the friction force of the pressing surfaces of the fixed pressing strip 33 and the strip-shaped pressing plate 35 is increased conveniently.

Support suit mechanism includes: a connecting block 4 and a supporting sleeve block 5; the connecting block 4 is fixedly connected to the upper side of the right end of the supporting underframe 1; the supporting sleeve block 5 is horizontally connected to the front side of the connecting block 4, the supporting sleeve block 5 is located at the front and back trend position, and a second groove body 262 is formed in the supporting sleeve block 5; when needs punch a hole to the body, then overlap the body on supporting sleeve piece 5 to the adjustment body position, make the position that needs punch align second cell body 262, then make servo motor 2 drive hydraulic telescoping rod 7 through support column 3 and rotate to supporting sleeve piece 5 second cell body 262 top, then start hydraulic telescoping rod 7 and strike fast downwards, cause punching head 14 to punch a hole on the body.

The supporting sleeve block 5 is designed into various sizes according to the size of a conventional processing pipe body; the rear end of the supporting sleeve block 5 is fixedly connected to the connecting block 4 through a bolt, so that the supporting sleeve block can be conveniently disassembled and assembled, and different sizes can be changed.

Support the suit mechanism and still include: a second hold-down mechanism; the second hold-down mechanism includes: a third electric telescopic rod 37 and a fixed pressing plate 36; the third electric telescopic rod 37 is vertically and fixedly connected to the upper side of the connecting block 4, and the telescopic end of the third electric telescopic rod 37 is the lower end; the fixed pressing plate 36 is fixedly connected to the telescopic end of the third electric telescopic rod 37; when the tube body is sleeved on the support sleeve block 5, the third electric telescopic rod 37 is controlled to extend downwards, so that the fixed pressing plate 36 descends, and the tube body is stably pressed.

The limiting rods 41 used for limiting the rotating position of the cross arm 6 are fixedly connected to the left side and the right side of the upper portion of the supporting chassis 1 in a vertical mode, the mounting positions of the limiting rods 41 on the left side and the right side are used for ensuring that the supporting columns 3 drive the cross arm 6 to rotate leftwards or rightwards to be blocked, and the blocking stopping positions just enable the punching heads 14 to be aligned with the first groove bodies 261 or the second groove bodies 262 at the positions where the punching heads are located, so that punching is convenient.

Chip removal mechanism includes: the device comprises a recovery cavity 40, an extrusion hole 24, a movable stop lever 22, a limiting block 23, a discharge port 21, a strip-shaped chute 18, a connecting spring 19, an impact block 20, a spray pipe 15, a high-pressure air pump 17, a gas collecting box 16, an electromagnetic valve 30, a laser lamp 28, a light-sensitive switch 29 and a top column 27; the recovery cavity 40 opens inside the punching head 14; the extrusion hole 24 is arranged at the bottom of the recovery cavity 40; the movable bars 22 are movably connected to the upper side edge of the extrusion hole 24 by a resilient hinge, and the movable bars 22 are equidistantly distributed along the edge of the extrusion hole 24; the limiting blocks 23 are fixedly connected to the inner ring side wall of the extrusion hole 24 in an encircling equidistant mode, and the movable stop levers 22 are correspondingly and obliquely lapped on the limiting blocks 23; the discharge port 21 is opened at the left side of the recovery cavity 40; the strip-shaped chute 18 is horizontally arranged at the top of the recovery cavity 40; the impact block 20 is movably embedded at the right side wall of the recovery cavity 40, and the impact block 20 is connected to the strip-shaped chute 18 in a sliding manner; the connecting spring 19 is horizontally connected between the impact block 20 and the strip-shaped sliding groove 18; the high-pressure air pump 17 is fixedly arranged on the outer wall of the telescopic end of the hydraulic telescopic rod 7, and a starting circuit of the high-pressure air pump 17 is synchronous with an extension control circuit of the hydraulic telescopic rod 7; the gas collecting box 16 is arranged at the gas outlet end of the high-pressure air pump 17; the spray pipe 15 is horizontally and fixedly connected to the lower side of the gas collecting box 16, and the electromagnetic valve 30 is installed between the spray pipe 15 and the gas collecting box 16; laser lights 28 are mounted around equidistant intervals to the end edges of the nozzle 15; the light-sensitive switch 29 is arranged around the outer wall of the punching head 14 at the position of the impact block 20 at equal intervals, and the light-sensitive switch 29 is electrically connected with an opening control circuit of the electromagnetic valve 30; the top pillar 27 is vertically and fixedly connected to the inner top of the first groove 261; when the hydraulic telescopic rod 7 enables the punching head 14 to impact a corresponding metal body to generate a hole, the punching head 14 penetrates into the first groove body 261, and when the punching head 14 penetrates into the first groove body 261, the punching head 14 pushes a metal block under impact into the first groove body 261, and at the moment, the ejection column 27 and the punching head 14 move relatively; that is, the top pillar 27 has an upward movement relative to the extrusion hole 24, so that the top pillar 27 extrudes the metal block pushed into the first groove 261 upward from the extrusion hole 24 into the recovery cavity 40, and the metal block entering the recovery cavity 40 cannot fall downward from the extrusion hole 24 in the contraction and restoration process of the hydraulic telescopic rod 7 due to the existence of the movable stop lever 22; when the hydraulic telescopic rod 7 is started to extend, the high-pressure air pump 17 is synchronously started to inflate the gas collecting box 16, the electromagnetic valve 30 is in a closed state at the moment, the air pressure in the gas collecting box 16 continuously rises in the process, the hydraulic telescopic rod 7 drives the punching head 14 to complete punching, and when the hydraulic telescopic rod is reset, the end of the spraying pipe 15 is just aligned to the position of the impact block 20, the light irradiated by the laser lamp 28 at the end of the spraying pipe 15 triggers the light sensing switch 29, the electromagnetic valve 30 is opened by the light sensing switch 29, so that the air reaching a certain air pressure in the gas collecting box 16 impacts the impact block 20 through the spraying pipe 15, the impact block 20 slides leftwards along the strip-shaped sliding groove 18 to impact the metal block in the recycling cavity 40, the metal block is discharged from the discharge port 21 in an impacting mode, and the situation that punched fragments are left on equipment to be subjected to post-processing is avoided.

The upper side of the supporting underframe 1 is horizontally and fixedly connected with an annular guide rail 9; the fixed end of the hydraulic telescopic rod 7 is horizontally and fixedly connected with a sliding lug 8, the sliding lug 8 is connected to the inner side of the annular guide rail 9 in a sliding manner, and the upper end face and the lower end face of the sliding lug 8 are uniformly embedded with balls 38; the annular guide rail 9 is connected conveniently with the cooperation of slip lug 8 and is supported hydraulic telescoping rod 7 one side far away from support column 3, realizes balanced the support, avoids xarm 6 to buckle.

The working principle is as follows: when punching a hole in a metal plate, the metal plate body is flatly placed on the supporting flat plate 10, the position of the metal plate needing to be punched is aligned with the first groove body 261, then the servo motor 2 is controlled to drive the supporting column 3 to rotate, so that the hydraulic telescopic rod 7 and the punching head 14 connected with the cross arm 6 are rotated to the position right above the first groove body 261, then the second electric telescopic rod 12 is controlled to contract, so that the connecting slide rail 34 descends, the distance is adjusted by sliding the strip-shaped pressing plate 35 transversely along the connecting slide rail 34 according to the transverse width of the metal plate in advance, so that the strip-shaped pressing plate 35 stably presses the metal plate, then the hydraulic telescopic rod 7 is controlled to rapidly punch downwards, so that the punching head 14 impacts downwards to penetrate through the metal plate and penetrates into the first groove body 261 to complete punching; when the solid rod needs to be punched, the solid rod is horizontally placed on the curved supporting plate 13, the position of the rod needing to be punched is aligned to the through hole 31, then the driving motors 32 on the front side and the rear side are controlled to drive the fixed pressing strips 33 to rotate and press the rod, the rod is conveniently and stably pressed due to the fact that the fixed pressing strips 33 are distributed in a staggered mode in the left and right directions, then the first electric telescopic rod 11 is controlled to contract, the curved supporting plate 13 descends to be attached to the supporting flat plate 10, then the hydraulic telescopic rod 7 is controlled to rapidly punch downwards, the punching head 14 penetrates through the rod and penetrates into the first groove body 261, and punching is completed; when the pipe body needs to be punched, the pipe body is sleeved on the support sleeve block 5, the position of the pipe body is adjusted, the position needing to be punched is aligned to the second groove body 262, then the servo motor 2 drives the hydraulic telescopic rod 7 to rotate to the position above the second groove body 262 of the support sleeve block 5 through the support column 3, the third electric telescopic rod 37 is controlled to extend downwards, the fixed pressing plate 36 is caused to descend, the pipe body is stably pressed, then the hydraulic telescopic rod 7 is started to impact downwards quickly, and the punching head 14 is caused to punch a hole in the pipe body; when the hydraulic telescopic rod 7 enables the punching head 14 to impact a corresponding metal body to generate a hole, the punching head 14 penetrates into the first groove body 261, and when the punching head 14 penetrates into the first groove body 261, the punching head 14 pushes a metal block under impact into the first groove body 261, and at the moment, the ejection column 27 and the punching head 14 move relatively; that is, the top pillar 27 has an upward movement relative to the extrusion hole 24, so that the top pillar 27 extrudes the metal block pushed into the first groove 261 upward from the extrusion hole 24 into the recovery cavity 40, and the metal block entering the recovery cavity 40 cannot fall downward from the extrusion hole 24 in the contraction and restoration process of the hydraulic telescopic rod 7 due to the existence of the movable stop lever 22; when the hydraulic telescopic rod 7 is started to extend, the high-pressure air pump 17 is synchronously started to inflate the gas collecting box 16, the electromagnetic valve 30 is in a closed state at the moment, the air pressure in the gas collecting box 16 continuously rises in the process, the hydraulic telescopic rod 7 drives the punching head 14 to complete punching, and when the hydraulic telescopic rod is reset, the end of the spraying pipe 15 is just aligned to the position of the impact block 20, the light irradiated by the laser lamp 28 at the end of the spraying pipe 15 triggers the light sensing switch 29, the electromagnetic valve 30 is opened by the light sensing switch 29, so that the air reaching a certain air pressure in the gas collecting box 16 impacts the impact block 20 through the spraying pipe 15, the impact block 20 slides leftwards along the strip-shaped sliding groove 18 to impact the metal block in the recycling cavity 40, the metal block is discharged from the discharge port 21 in an impacting mode, and the situation that punched fragments are left on equipment to be subjected to post-processing is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electric multi-station punching machine, comprising: the device comprises a supporting underframe (1), a servo motor (2), a supporting column (3), a cross arm (6), a hydraulic telescopic rod (7) and a punching head (14); the method is characterized in that: the servo motor (2) is fixedly installed at the bottom of the supporting underframe (1), and a spindle end of the servo motor (2) vertically penetrates through the supporting underframe (1) upwards; the supporting column (3) is vertically and fixedly connected to a main shaft end of the servo motor (2); the cross arm (6) is horizontally and fixedly connected to the upper end of the supporting column (3); the hydraulic telescopic rod (7) is vertically and fixedly connected to the tail end of the cross arm (6), and the lower end of the hydraulic telescopic rod (7) is a telescopic end; the punching head (14) is mounted to the telescopic end of the hydraulic telescopic rod (7); an annular convex cutter body (25) is fixedly connected to the edge of the bottom end of the punching head (14) in a surrounding manner; a flat plate supporting mechanism used for processing a plate body and a rod body is arranged on the upper side of the left end of the supporting underframe (1); a supporting and sleeving mechanism for processing a pipe body is arranged on the upper side of the right end of the supporting underframe (1); a chip removal mechanism for automatically discharging punching waste is arranged in the punching head (14);

the flat plate supporting mechanism includes: the support device comprises a support flat plate (10), a first groove body (261), a first electric telescopic rod (11), a curved supporting plate (13) and a through hole (31); the supporting flat plate (10) is horizontally and fixedly connected to the upper side of the left end of the supporting underframe (1); the first groove body (261) is arranged at the supporting flat plate (10); the first electric telescopic rod (11) is vertically and fixedly connected to the left side of the support flat plate (10), and the upper end of the first electric telescopic rod (11) is a telescopic end; the curved surface supporting plate (13) is arranged right above the supporting flat plate (10), and the curved surface supporting plate (13) is fixedly connected with the telescopic end of the first electric telescopic rod (11); the through hole (31) is formed in the curved supporting plate (13), and the through hole (31) and the first groove body (261) are aligned up and down.

2. An electric multi-station punching machine according to claim 1, characterized in that: the flat plate supporting mechanism further comprises: a first hold-down mechanism; the first pressing mechanism includes: the second electric telescopic rod (12), a connecting slide rail (34), a strip-shaped pressing plate (35), a driving motor (32) and a fixed pressing strip (33); the second electric telescopic rod (12) is vertically and fixedly connected to the right side of the support flat plate (10), and the upper end of the second electric telescopic rod (12) is a telescopic end; the connecting slide rail (34) is horizontally and fixedly connected to the upper end of the second electric telescopic rod (12), and the connecting slide rail (34) is positioned above the rear side of the support flat plate (10); the strip-shaped pressing plates (35) are horizontally connected to the connecting sliding rails (34) in a left-right paired sliding manner; the driving motors (32) are fixedly connected to the outer walls of the front end and the rear end of the curved supporting plate (13) in pairs; the fixed pressing strip (33) is fixedly connected to the main shaft end of the driving motor (32).

3. An electric multi-station punching machine according to claim 2, characterized in that: the pressing surfaces of the fixed pressing strip (33) and the strip-shaped pressing plate (35) are uniformly distributed with convex teeth (39).

4. An electric multi-station punching machine according to claim 3, characterized in that: support suit mechanism includes: a connecting block (4) and a supporting sleeve block (5); the connecting block (4) is fixedly connected to the upper side of the right end of the supporting underframe (1); the supporting sleeve block (5) is horizontally connected to the front side of the connecting block (4), and a second groove body (262) is formed in the supporting sleeve block (5).

5. An electric multi-station punching machine according to claim 4, characterized in that: the rear end of the support sleeve block (5) is fixedly connected to the connecting block (4) through a bolt.

6. An electric multi-station punching machine according to claim 4, characterized in that: support suit mechanism still includes: a second hold-down mechanism; the second pressing mechanism includes: a third electric telescopic rod (37) and a fixed pressing plate (36); the third electric telescopic rod (37) is vertically and fixedly connected to the upper side of the connecting block (4), and the telescopic end of the third electric telescopic rod (37) is the lower end; the fixed pressing plate (36) is fixedly connected to the telescopic end of the third electric telescopic rod (37).

7. An electric multi-station punching machine according to claim 1, characterized in that: and limiting rods (41) used for limiting the rotating position of the cross arm (6) are vertically and fixedly connected to the left side and the right side above the supporting underframe (1).

8. An electric multi-station punching machine according to claim 4, characterized in that: the chip removal mechanism includes: the device comprises a recovery cavity (40), an extrusion hole (24), a movable stop lever (22), a limiting block (23), a discharge port (21), a strip-shaped chute (18), a connecting spring (19), an impact block (20), a spray pipe (15), a high-pressure air pump (17), an air collecting box (16), an electromagnetic valve (30), a laser lamp (28), a light-sensitive switch (29) and a top column (27); the recovery cavity (40) is arranged on the inner side of the punching head (14); the extrusion hole (24) is formed at the bottom of the recovery cavity (40); the movable blocking rods (22) are movably connected to the upper side edge of the extrusion hole (24) through a rebound hinge, and the movable blocking rods (22) are distributed at equal intervals along the edge of the extrusion hole (24); the limiting blocks (23) are fixedly connected to the inner ring side wall of the extrusion hole (24) in an encircling equidistant mode, and the movable stop lever (22) is correspondingly and obliquely lapped on the limiting blocks (23); the discharge opening (21) is opened at the left side of the recovery cavity (40); the strip-shaped chute (18) is horizontally arranged at the top of the recovery cavity (40); the impact block (20) is movably embedded at the right side wall of the recovery cavity (40), and the impact block (20) is connected to the strip-shaped sliding chute (18) in a sliding way; the connecting spring (19) is horizontally connected between the impact block (20) and the strip-shaped chute (18); the high-pressure air pump (17) is fixedly installed on the outer wall of the telescopic end of the hydraulic telescopic rod (7), and a starting circuit of the high-pressure air pump (17) is synchronous with an extension control circuit of the hydraulic telescopic rod (7); the gas collecting box (16) is mounted to the gas outlet end of the high-pressure air pump (17); the spray pipe (15) is horizontally and fixedly connected to the lower side of the gas collecting box (16), and the electromagnetic valve (30) is installed between the spray pipe (15) and the gas collecting box (16); the laser lights (28) are mounted around equidistant to the end edge of the spout (15); the light-sensitive switches (29) are arranged around the outer wall of the punching head (14) at the positions where the impact blocks (20) are located at equal intervals, and the light-sensitive switches (29) are electrically connected with an opening control circuit of the electromagnetic valve (30); the top column (27) is vertically and fixedly connected to the inner top of the first groove body (261).

9. An electric multi-station punching machine according to claim 1, characterized in that: the upper side of the supporting underframe (1) is horizontally and fixedly connected with an annular guide rail (9); the horizontal fixedly connected with slip lug (8) of stiff end of hydraulic telescoping rod (7), slip lug (8) sliding connection to the inboard of ring rail (9), the even gomphosis of the upper and lower terminal surface of slip lug (8) is provided with ball (38).