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CN114798896A - Multifunctional profile pipe fitting punching equipment and punching and cutting method - Google Patents

Multifunctional profile pipe fitting punching equipment and punching and cutting method Download PDF

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Publication number
CN114798896A
CN114798896A CN202210646756.8A CN202210646756A CN114798896A CN 114798896 A CN114798896 A CN 114798896A CN 202210646756 A CN202210646756 A CN 202210646756A CN 114798896 A CN114798896 A CN 114798896A
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CN
China
Prior art keywords
pipe
die
punching
fixed
cutting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210646756.8A
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Chinese (zh)
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CN114798896B (en
Inventor
吴兆锋
朱泽钦
李恒桂
罗尧泽
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Foshan Sanshui Maichi Hardware Products Co ltd
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Foshan Sanshui Maichi Hardware Products Co ltd
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Priority to CN202210646756.8A priority Critical patent/CN114798896B/en
Publication of CN114798896A publication Critical patent/CN114798896A/en
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Publication of CN114798896B publication Critical patent/CN114798896B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/28Perforating, i.e. punching holes in tubes or other hollow bodies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/34Perforating tools; Die holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/28Associations of cutting devices therewith
    • B21D43/285Devices for handling elongated articles, e.g. bars, tubes or profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/003Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass in punching machines or punching tools

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)

Abstract

The application relates to the technical field of pipe machining equipment, in particular to a pipe punching and cutting method, which comprises the following steps: tubular product is carried, is amputated tubular product tails, tubular product punch a hole and cut, tubular product reverse transport and the pipe fitting ejection of compact, in addition, still discloses a multi-functional tubular product punching equipment, including cut-out press, cut-out press includes: the fixed die is detachably arranged on the top surface of the blanking machine base; the movable die is arranged at the top of the fixed die; a movable die driving part arranged on the blanking machine base; a cavity arranged in the middle of the fixed die; the positioning punch is fixed on the bottom surface of the movable die; the shearing knife is fixed on the bottom surface of the movable die and close to one side of the positioning punch; the multifunctional section pipe punching equipment comprises a fixed die, a movable die driving piece, a fixed die, a pipe and a guide assembly, wherein the movable die driving piece is arranged on the fixed die, the fixed die is arranged on the fixed die, the output end of the movable die driving piece is connected with the top surface of the movable die, the movable die is arranged in a cavity of the fixed die, and the pipe is placed in the middle of the cavity.

Description

Multifunctional profile pipe fitting punching equipment and punching and cutting method
Technical Field
The application relates to the technical field of pipe machining equipment, in particular to multifunctional section pipe punching equipment and a punching and cutting method.
Background
The tubular product is a material which has a hollow section and is used for manufacturing different pipe fittings, the tubular product can be divided into a rectangular pipe, a circular pipe, a special pipe and the like according to the section shape, the section precision of the tubular product is direct to the matching precision between the tubular products, and further the quality of a pipe fitting machined product is directly influenced.
The pipe fitting that punches a hole that wants to obtain specific length, in the production technology of tubular product, need cut tubular product for predetermined length back on the cutting machine, shift it again and punch a hole on the piercing press, the staff need carry many times and measure the location many times to tubular product, has increased staff's intensity of labour greatly, leads to production efficiency low, moreover, the section shape of the tubular product that obtains is single, can not satisfy the demand of production.
Disclosure of Invention
In order to improve the production efficiency of the pipe fitting, the application provides a multifunctional section pipe fitting punching equipment and a punching and cutting method, which can reduce the labor intensity of workers and enable a punching die to simultaneously punch and cut the pipe.
In a first aspect, the application provides a pipe punching and cutting method, which adopts the following technical scheme:
a pipe punching and cutting method comprises the following steps:
s1, conveying the pipe: the pipe feeding device is characterized in that a pipe is placed on the top surface of the feeding rack, one end, close to the feeding platform, of the pipe is placed on the feeding assembly, a blanking machine base is arranged on one side of the feeding rack, a punching die is installed on the top surface of the blanking machine base, the pipe is transported and penetrates through the punching die by the feeding assembly, and the head of the pipe is clamped by the pulling clamp.
S2: cutting off the tail material of the pipe: the material pulling assembly drives the material pulling clamp to move in the direction departing from the punching die, the displacement sensor monitors the preset length of the pipe, and the tail end of the pipe is cut off through the cutting mechanism.
S4: punching and cutting off the pipe: the punching die simultaneously punches and cuts the pipe.
S3: and (3) reverse conveying of the pipe: and the material pulling assembly pushes the material pulling clamp to move towards the direction close to the punching die, and the punching and cutting steps of the punching die are repeated to obtain the first pipe fitting.
S5: discharging the pipe fittings: the material pulling assembly pushes the first pipe fitting to complete the discharging of the pipe fitting.
By adopting the technical scheme, the pipe is conveyed by the feeding assembly, the pipe passes through the punching die and the pulling clamp to clamp the head of the pipe, then the pulling assembly drives the pulling clamp to move in the direction deviating from the punching die, the cutting mechanism cuts off the tail end of the pipe to ensure the quality of the pipe, the punching die punches and cuts the pipe simultaneously, the processing efficiency of the pipe can be effectively improved, the processes of punching and cutting the pipe are finished in the same die and at the same time, the processing precision of the pipe is favorably improved, the transportation and positioning work of workers is reduced, the labor intensity of the workers is reduced, the production efficiency is further improved, the punching and cutting steps of the punching die are repeated under the action of the pulling assembly, the first pipe can be obtained, the first pipe can be conveniently discharged, and the workers can process various pipes according to the sequence of adjusting the punching die and the cutting mechanism, the multifunctional performance of the punching equipment is improved, and the production efficiency is met.
Preferably, in the step of punching and cutting the pipe, the punching die firstly punches the pipe, and the cutting mechanism then cuts the pipe to obtain the second pipe.
Through adopting above-mentioned technical scheme, the staff can obtain the second pipe fitting through adjusting cut-out press and cutting the processing order of mechanism, makes punching equipment's adaptability stronger, has improved the variety of pipe fitting, accords with the production demand.
Preferably, in the processing step of punching and cutting the pipe, the punching die punches and cuts the pipe, and the cutting mechanism cuts the pipe to obtain the third pipe.
Through adopting above-mentioned technical scheme, the staff can obtain the second pipe fitting through adjustment cut-out press and the processing order of cutting the mechanism, makes punching equipment's adaptability stronger, has improved the variety of pipe fitting, accords with the production demand.
Preferably, in the processing step of conveying the pipe, a pressing component is arranged on the feeding rack, and when the cutting mechanism cuts off the head waste of the pipe, the pressing component presses the tail end of the pipe.
Through adopting above-mentioned technical scheme, compress tightly the subassembly and have good location, reinforced effect, when cutting the mechanism and excise the head waste material of tubular product, compress tightly the subassembly and can carry out the compaction to the tail end of tubular product to reduce the phenomenon because of tubular product overlength perk, improved processing stability and cutting accuracy.
In a second aspect, the application provides a multi-functional tubular product punching equipment, uses a tubular product punching and cutting method to punch a hole, cut off tubular product, including cut-out press, cut-out press includes: the fixed die is detachably arranged on the top surface of the blanking machine base; the movable die is arranged at the top of the fixed die; the movable die driving piece is arranged on the blanking machine base; a cavity arranged in the middle of the fixed die; the positioning punch is fixed on the bottom surface of the movable die; the shearing knife is fixed on the bottom surface of the movable die and close to one side of the positioning punch; and the guide assembly is arranged between the movable die and the fixed die, wherein the output end of the movable die driving piece is assembled with the top surface of the movable die, the movable die and the fixed die are arranged just opposite to each other, and a pipe is placed in the middle of the cavity.
Through adopting above-mentioned technical scheme, the staff passes the die cavity to tubular product, the movable mould driving piece drives the movable mould as power supply drive location drift and cuts sword downstream simultaneously, can reach punching a hole of tubular product, the effect of cuting, staff's transportation has been reduced, positioning work, staff's intensity of labour has been reduced, and then production efficiency has been improved, under the effect of direction subassembly, make the movable mould can remain throughout and move on same straight line, positioning accuracy of location drift and shearing sword has been improved, be favorable to guaranteeing the processingquality of first pipe fitting.
Preferably, one side of the blanking machine base, which is close to the punching die, is provided with a die inductive switch, and the die inductive switch is used for controlling the opening and closing of the punching die.
By adopting the technical scheme, the die inductive switch can control the starting and closing of the punching die, so that the punching die can automatically punch and cut the pipe, the production efficiency is improved, and the operation safety is improved to a certain extent.
Preferably, the guide assembly comprises: the guide posts are symmetrically arranged on the fixed die; the guide core is arranged in the middle of the two guide columns; and the guide wheel is rotatably connected to the fixed die close to two sides of the cavity, wherein the movable die is connected between the guide columns and between the movable die and the guide cores in a sliding mode, the shearing knife and the positioning punch are arranged in the middle of the guide cores, and the side wall of the guide wheel is abutted to the side wall of the pipe.
Through adopting above-mentioned technical scheme, between movable mould and the guide post, sliding connection between movable mould and the direction core makes the movable mould can remain the motion on same straight line throughout, has improved the stability of movable mould motion in-process, and then can improve the positioning accuracy of location drift and shearing sword, and the setting of leading wheel can be for the in-process that tubular product removed provides the effect of direction, makes tubular product can relax more, move steadily, is favorable to improving production efficiency.
Preferably, the top surface of blanking frame is provided with fixed drift mounting bracket, fixed drift mounting bracket has run through and has seted up the fixed drift mounting hole of a plurality of, the detachable fixed drift of installing in the middle part of fixed drift mounting hole, the outer wall of tubular product is aimed at to the head of fixed drift.
Through adopting above-mentioned technical scheme, detachable looks assembly between fixed drift and the fixed drift mounting bracket has improved the dismouting convenience of fixed drift to, the staff realizes punching a hole of tubular product different positions through installing fixed drift on the fixed drift mounting hole of different angles, has improved the variety of pipe fitting.
Preferably, including drawing the material platform and drawing the material anchor clamps, draw the material anchor clamps to include: the extension mounting seat is detachably fixed on the top surface of the material pulling platform; the clamping matching part is fixed on one side, close to the punching die, of the extending mounting seat; the clamping hand is hinged to one end of the extending mounting seat; and the material pulling driving piece is fixed on the top surface of the extension mounting seat, wherein the output end of the material pulling driving piece is assembled with the clamping hand.
Through adopting above-mentioned technical scheme, draw the material driving piece as the power supply and order about the tong to centre gripping cooperation portion direction rotation, can grasp tubular product steadily, be favorable to subsequent punching a hole of tubular product and cut the process.
Preferably, the tong includes the tong connecting rod, the top of tong connecting rod is fixed with spheroid connecting portion, the outside swing joint of spheroid connecting portion has the material pulling rod, the material pulling rod is kept away from the one end of spheroid connecting portion with the material pulling driving piece assembles mutually.
Through adopting above-mentioned technical scheme, spheroid connecting portion and drawing material pole assemble mutually, and the other end that draws the material pole again assembles with drawing the material driving piece mutually, can make the tong connecting rod rotate more nimble reliable, is favorable to prolonging the life of tong.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the pipe is conveyed through the feeding assembly, so that the pipe passes through the punching die, the head of the pipe is clamped by the pulling clamp, the pulling assembly drives the pulling clamp to move in the direction away from the punching die, the tail end of the pipe is cut off by the cutting mechanism, the quality of the pipe is favorably ensured, the punching die simultaneously punches and cuts the pipe, and the processing efficiency of the pipe is improved;
2. the punching and cutting processes of the pipe fitting are completed in the same die and at the same time, so that the processing precision of the pipe fitting is improved, the transferring and positioning work of workers is reduced, the labor intensity of the workers is reduced, the production efficiency is improved, the punching and cutting steps of the punching die are repeated under the action of the material pulling assembly, the first pipe fitting can be obtained, the first pipe fitting can be discharged conveniently, the workers can process various pipe fittings according to the sequence of adjusting the punching die and the cutting mechanism, the versatility of punching equipment is improved, and the production efficiency is met;
3. between movable mould and the guide post, sliding connection between movable mould and the direction core makes movable mould can remain the same straight line motion throughout, has improved the stability of movable mould motion in-process, and then can improve the positioning accuracy of location drift and shearing sword, and the setting up of leading wheel can be for the in-process that tubular product removed provides the effect of direction, makes tubular product can relax more, move steadily, is favorable to improving production efficiency.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic view of the overall structure of the blanking machine base in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of a first pipe fitting in the embodiment of the present application.
Fig. 4 is an enlarged view of a in fig. 1.
Fig. 5 is an enlarged view of B in fig. 2.
Fig. 6 is an enlarged view of C in fig. 2.
FIG. 7 is a schematic structural view of a punching die in an embodiment of the present application.
Description of reference numerals: 1. a pipe; 21. a feeding frame; 211. a feeding roller; 22. a feeding platform; 221. a displacement sensor; 231. a feeding guide rail; 232. a feeding slide seat; 233. a feeding driving motor; 234. a feeding driving gear; 235. a feeding guide rack; 24. a tank chain line slot bracket; 241. a tank chain wire slot; 25. a compression assembly; 251. a pressure head mounting frame; 252. a pressure head guide post; 253. a pressing driving cylinder; 254. a pressure head; 255. a ram cushion; 31. cutting the mounting seat; 311. a cutter seat; 312. a cutter; 313. a cutter driving motor; 314. a reinforcing plate; 315. an arc-shaped through groove; 316. fastening a bolt; 32. cutting the frame; 321. mounting a base guide rail; 41. blanking the machine base; 411. fixing the punch mounting frame; 412. fixing a punch mounting hole; 42. punching a die; 421. a position adjusting bracket; 422. moving the mold; 423. the moving die drives the cylinder; 4241. a guide wheel; 4242. a guide post; 4243. a guide core; 425. fixing a mold; 4251. a cavity; 4252. a shearing knife slot; 4253. positioning a punch jack; 426. positioning the punch; 427. a shearing knife; 428. a mold inductive switch; 51. a material pulling platform; 52. pulling a material guide rail; 53. a material pulling slide seat; 54. a material pulling driving motor; 55. pulling a material clamp; 551. pulling a material rod; 552. clamping a hand; 553. a gripper connecting rod; 5531. a ball connecting portion; 554. an extension mount; 5541. a clamping and matching part; 555. a material pulling driving cylinder; 6. a first pipe member.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a pipe punching and cutting method.
Referring to fig. 1 and 2, a pipe punching and cutting method includes the following steps:
conveying the pipe: the pipe 1 is placed on the top surface of the feeding rack 21, one end, close to the feeding platform 22, of the pipe 1 is placed on the feeding assembly, in order to improve the quality of a pipe fitting, waste materials at the head of the pipe 1 are cut off through the cutting mechanism, meanwhile, tail materials of the pipe 1 are compacted by the pressing assembly 25 arranged on the feeding rack 21, the stability in the cutting process is improved, and the quality of the pipe fitting can be guaranteed, furthermore, a blanking base 41 is arranged on one side of the feeding rack 21, a punching die 42 is installed on the top surface of the blanking base 41, the pipe 1 is transported by the feeding assembly and penetrates through the punching die 42, and the head of the pipe 1 is clamped by the pulling clamp 55.
Cutting off the tail material of the pipe: the pulling fixture 55 is driven by the pulling assembly to move in a direction away from the punching die 42, the displacement sensor 221 monitors the preset length of the pipe 1, and the tail end of the pipe 1 is cut by the cutting mechanism.
Punching and cutting off the pipe: the punching die 42 simultaneously punches and cuts the tube 1.
And (3) reverse conveying of the pipe: the drawing member pushes the drawing jig 55 to move in a direction close to the punching die 42, and the punching and cutting steps of the punching die 42 are repeated to obtain the first pipe 6 (see fig. 3).
Discharging the pipe fittings: the material pulling assembly continues to push the first pipe fitting 6 to complete the discharging of the pipe fitting.
In addition, in the processing step of punching and cutting the tube, the punching die 42 firstly punches the tube 1, and the cutting mechanism then cuts the tube 1 to obtain a second tube.
In the processing step of punching and cutting the pipe, the punching die 42 punches and cuts the pipe 1, and the cutting mechanism cuts the pipe 1 to obtain a third pipe.
In the embodiment of the present application, the top view of the first tube 6 is a parallelogram, the top view of the second tube is a rectangle, and the top view of the third tube is a trapezoid.
Referring to fig. 1 and 2, the multifunctional pipe punching equipment for punching and cutting a pipe 1 by using a pipe punching and cutting method comprises a feeding mechanism, a cutting mechanism, a blanking mechanism and a pulling mechanism, wherein the feeding mechanism, the cutting mechanism, the blanking mechanism and the pulling mechanism are sequentially arranged on a working floor.
The feeding mechanism comprises a feeding rack 21 and a feeding platform 22, wherein the top surface of the feeding rack 21 is provided with a plurality of feeding rollers 211, the plurality of feeding rollers 211 are arranged at equal intervals, the top surface of the feeding platform 22 is provided with a feeding component, a pipe 1 placed on the feeding rollers 211 can be conveyed forwards through the feeding component, the feeding component comprises feeding guide rails 231 and feeding sliding seats 232, the feeding guide rails 231 are symmetrically arranged at two sides of the top surface of the feeding platform 22, the extending direction of the feeding guide rails 231 is consistent with the length direction of the feeding platform 22, the feeding sliding seats 232 are in sliding connection with the feeding guide rails 231, in the embodiment of the application, a feeding guide rack 235 is fixed between the two feeding guide rails 231, the feeding guide rack 235 is arranged in parallel with the feeding guide rails 231, the top surface of the feeding sliding seats 232 is provided with a feeding driving motor 233, and the output end of the feeding driving motor 233 is provided with a feeding driving gear 234, so that the feeding driving gear 234 is meshed with the feeding guide rack 235.
The staff places tubular product 1 on feed roller 211, makes tubular product 1 be close to the one end overlap joint of pay-off slide 232 at the top surface of pay-off slide 232, starts pay-off driving motor 233, and pay-off drive gear 234 can rotate, and then drives pay-off slide 232 and move along pay-off guide rail 231, promptly, orders about tubular product 1 and moves forward.
In order to be able to monitor the condition of the transportation of the pipe 1 in real time, the top surface of the feeding platform 22 is provided with the displacement sensor 221, the displacement sensor 221 can record the length size that the pipe 1 passes through, furthermore, the top surface welding of the feeding sliding base 232 has the tank chain line slot support 24, the top end of the tank chain line slot support 24 is fixed with the tank chain line slot 241, the one end that the tank chain line slot 241 is far away from the tank chain line slot support 24 is fixed on the top surface of the feeding platform 22, the staff can accomodate the circuit into the inside of the tank chain line slot 241, so as to play a role in protecting the circuit, the circuit can be accomodated neatly, the operation safety is improved to a certain extent.
Referring to fig. 2 and 5, the blanking mechanism includes a blanking base 41, and the cutting mechanism is detachably mounted on a side of the blanking base 41 close to the feeding platform 22, specifically, the cutting mechanism includes a cutting frame 32 and a cutting mounting base 31, in the embodiment of the present application, the cutting frame 32 is fixed on the top surface of the blanking machine base 41 by means of bolt connection, two mounting seat guide rails 321 are vertically fixed on the side surface of the cutting frame 32, the cutting mounting seat 31 is slidably connected on the two mounting seat guide rails 321, a plurality of reinforcing plates 314 are welded on the side wall of the cutting mounting seat 31 to enhance the structural stability of the cutting mounting seat 31, a cutting driving cylinder (not shown) is fixed on the top surface of the cutting frame 32, so that the output end of the cutting driving cylinder is assembled with the cutting mounting seat 31, the cutting mount 31 is capable of vertical movement along the mount rail 321 by the cutting drive cylinder.
In addition, cutter seat 311 is installed to the bottom of cutting mount pad 31, specifically, cut and run through on the mount pad 31 and seted up the arc and lead to the groove 315, the mid-mounting that the arc led to the groove 315 has fastening bolt 316, cutter seat 311 passes through fastening bolt 316 and is together fixed with cutting mount pad 31, the staff can adjust cutter seat 311 and cut the angle between the mount pad 31 according to actual conditions, more specifically, it is connected with cutter 312 to rotate on cutter seat 311, be fixed with cutter driving motor 313 on cutter seat 311, make cutter driving motor 313's output and cutter 312 assemble mutually, under cutter driving motor 313's effect, cutter 312 can rotate on cutter seat 311.
The feeding slide carriage 232 drives the pipe 1 to approach the blanking mechanism, when the head of the pipe 1 is arranged at the bottom of the cutter 312, the cutting driving cylinder and the cutter driving motor 313 are started, the cutting mounting seat 31 moves downwards along the mounting seat guide rail 321, and the cutter 312 cuts the waste materials at the head of the pipe 1, so that the quality of the pipe fitting is ensured.
Referring to fig. 2 and 4, the feeding slide carriage 232 is provided with the pressing assembly 25, the pressing assembly 25 comprises a pressing head mounting frame 251, a pressing head guide column 252, a pressing driving cylinder 253 and a pressing head 254, wherein the pressing head mounting frame 251 is fixed on the top surface of the feeding slide carriage 232, the pipe 1 penetrates through the middle of the pressing head mounting frame 251, the pressing driving cylinder 253 is fixed on the top surface of the pressing head mounting frame 251, the output end of the pressing driving cylinder 253 is assembled with the top surface of the pressing head 254, the pressing head 254 is parallel to the feeding slide carriage 232, a pressing head cushion 255 is bonded on the bottom surface of the pressing head 254, the pressing head cushion 255 is a rubber pad, the pipe 1 can be protected, the pressing head guide columns 252 are two, the two pressing head guide columns 252 are symmetrically fixed on the top surface of the pressing head 254, and the pressing head mounting frame 251 is in sliding connection.
When cutter 312 when amputating 1 head waste material of tubular product, start to compress tightly and drive actuating cylinder 253, pressure head 254 can compress tightly the tail end of tubular product 1, and pressure head guide post 252 slides down along pressure head mounting bracket 251 to reduce because of the phenomenon of the perk of tubular product 1 overlength, improved the stability when amputating 1 head waste material of tubular product of excision and amputate, be favorable to improving cutting accuracy.
Referring to fig. 2 and 6, the output end of the blanking machine base 41 is provided with a material pulling platform 51, the material pulling mechanism comprises a material pulling clamp 55 and a material pulling assembly, in the embodiment of the present application, the material pulling assembly is consistent with the structure of each component in the feeding assembly and the transportation principle, the material pulling assembly comprises a material pulling slide seat 53 and a material pulling guide rail 52, the material pulling guide rail 52 is fixed on the top surface of the material pulling platform 51, the material pulling slide seat 53 is slidably connected with the material pulling guide rail 52, and the material pulling clamp 55 is fixed on one side of the material pulling slide seat 53 close to the punching die 42.
Specifically, the material pulling fixture 55 includes a fixture fixing frame (not shown), an extending mounting seat 554, a clamping matching portion 5541, a clamping hand 552, and a material pulling driving cylinder 555, referring to fig. 6, the fixture fixing frame is fixed on the top surface of the material pulling slide seat 53 by means of bolts, the extending mounting seat 554 is welded on one side of the fixture fixing frame, so that the extending mounting seat 554 extends out of the material pulling slide seat 53, the clamping matching portion 5541 is welded on one end of the extending mounting seat 554 far from the fixture fixing frame, the clamping hand 552 is hinged on the end of the extending mounting seat 554, and an output end of the material pulling driving cylinder 555 is assembled with the clamping hand 552, so that the clamping hand 552 rotates towards the clamping matching portion 5541.
More specifically, the gripper 552 includes a gripper connecting rod 553, a sphere connecting portion 5531, and a material pulling rod 551, referring to fig. 6, the sphere connecting portion 5531 is fixed on a top end of the gripper connecting rod 553, an end of the gripper connecting rod 553 far away from the sphere connecting portion 5531 is hinged with the extension mounting seat 554, a circular hole is formed in the middle of the material pulling rod 551 in a penetrating manner, the sphere connecting portion 5531 is movably arranged in the circular hole in a penetrating manner, and one end of the material pulling rod 551 far away from the gripper 552 is assembled with the material pulling driving cylinder 555.
Referring to fig. 1 and 7, the blanking mechanism includes a punching die 42, the middle part of the pipe 1 after the head waste is cut off is passed through the punching die 42, under the action of the pulling assembly, the clamping matching portion 5541 extends into the pipe 1, the pulling driving cylinder 555 is started, the clamping hand 552 rotates towards the direction of the clamping matching portion 5541, and further the head of the pipe 1 is clamped tightly, then the pulling assembly serves as a power source to drive the pulling sliding seat 53 to move away from the punching die 42, the displacement sensor 221 monitors the preset length of the pipe 1, the tail end of the pipe 1 stays in the middle of the punching die 42, the pulling sliding seat 53 stops moving, the cutting mechanism cuts the tail end of the pipe 1, and the quality of the pipe is guaranteed.
In order to realize the punching and the truncation of the pipe 1, an operator sets the number of the punching dies 42 according to the actual production condition of the pipe 1, in the embodiment of the application, the punching dies 42 comprise movable dies 422, fixed dies 425 and position adjusting frames 421, the position adjusting frames 421 are fixed on two sides of the fixed dies 425, adjusting bolts are arranged in the middle parts of the position adjusting frames 421, the fixed dies 425 are fixed on the punching machine bases 41 through the adjusting bolts, the movable dies 422 are arranged on the tops of the fixed dies 425, the movable dies 422 are arranged opposite to the fixed dies 425, movable die driving cylinders 423 are fixed on the top surfaces, close to the movable dies 422, of the punching machine bases 41, the output ends of the movable die driving cylinders 423 are assembled with the movable dies 422, and the movable dies 422 can be driven to move in the vertical direction by starting the movable die driving cylinders 423.
Referring to fig. 7, a cavity 4251 is formed in the middle of the fixed mold 425, the shape of the cavity 4251 is determined according to the shape of the cross section of the pipe 1, in the embodiment of the present application, the pipe 1 is a rectangular pipe or a "Jiong" pipe, the pipe 1 is slidably connected with the cavity 4251 in a matching manner, a guide assembly is arranged between the fixed mold 425 and the movable mold 422, the guide assembly comprises guide posts 4242, a guide core 4243 and guide wheels 4241, wherein the guide posts 4242 are symmetrically installed at two sides of the fixed mold 425, the guide cores 4243 are installed in the middle of the two guide posts 4242, the guide posts 4242 are arranged in parallel with the guide core 4243, one ends of the guide posts 4243 and the ends of the guide posts 4242, which are far away from the fixed mold 425, pass through the fixed mold 425, and the movable mold 422 is slidably connected with the guide cores 4243 and between the movable mold 422, so as to effectively improve the vertical movement stability of the movable mold 422, and ensure that the movable mold 422 can keep on the same straight line during the movement, the guide wheels 4241 are rotatably connected to two sides of the fixed die 425 close to the cavity 4251, so that the side walls of the guide wheels 4241 are abutted against the side walls of the pipe 1, and a guide effect can be provided for the pipe 1 in the moving process in the cavity 4251.
More specifically, the guide core 4243 is a hollow guide core, and referring to fig. 1 and 7, a positioning punch 426 and a shearing knife 427 are disposed on the bottom surface of the movable mold 422, two shearing knives 427 and two positioning punches 426 are provided, one end of the shearing knife 427 near the fixed mold 425 is configured as a right trapezoid structure, an inclined cutting edge is disposed on the inclined waist of the shearing knife 427, the two shearing knives 427 are arranged opposite to each other, an article holding space is left between the two shearing knives 427, an inclined line is formed between the two shearing knives 427, the shearing knife 427 is connected with the movable mold 422 through a screw, so as to facilitate replacement of the shearing knife 427, correspondingly, a shearing knife insertion slot 4252 and a positioning punch insertion hole 4253 are disposed on the fixed mold 425, the shearing knife 427 is inserted into the shearing knife insertion slot 4252 in a matching manner, and the positioning punch 426 is inserted into the positioning punch insertion hole 4253 in a matching manner.
The positioning punch 426 is arranged on one side of the shearing knives 427, the positioning punch 426 is connected with the movable die 422 through screws, so that the positioning punch 426 can be replaced conveniently, the shearing knives 427 and the positioning punch 426 are arranged in the middle of the guide core 4243 and can play a role in protection, and in order to improve the diversity of pipe fittings, a worker can adjust the positions of the two shearing knives 427 and adjust the shape of the inclined plane cutting edge on the shearing knives 427 according to actual conditions.
When the pipe fitting is placed in the cavity 4251 of the punching die 42, the movable die is started to drive the cylinder 423, the movable die 422 drives the shearing knives 427 and the positioning punch 426 to move downwards, so that the positioning punch 426 punches the pipe 1, meanwhile, the two shearing knives 427 can be abutted against and shear two side walls of the pipe 1, as the pipe 1 is a metal pipe 1 with large brittleness, when the shearing knives 427 shear the two side walls of the pipe 1, the middle part of the pipe 1 can be subjected to brittle fracture, so that the section is smoother, the impulsive force generated when the shearing knives 427 punch the pipe 1 is reduced, the service life of the shearing knives 427 is prolonged, and the cutting efficiency of the pipe 1 is also improved.
In order to improve the processing efficiency of the punching die 42, referring to fig. 2 and 7, a die sensing switch 428 is disposed on a side of the blanking base 41 close to the punching die 42, and the die sensing switch 428 is used for controlling the opening and closing of the punching die 42, so as to achieve the effect of automatically punching and cutting the pipe 1.
The top surface of blanking frame 41 is provided with fixed drift mounting bracket 411, fixed drift mounting bracket 411 runs through and has seted up the fixed drift mounting hole 412 of a plurality of, the detachable fixed drift (not shown in the figure) of installing in the middle part of fixed drift mounting hole 412, the outer wall of tubular product 1 is aimed at to the head of fixed drift, the staff realizes that tubular product 1 different positions punches a hole through installing fixed drift on the fixed drift mounting hole 412 of different angles, the variety of pipe fitting has been improved.
The implementation principle of the multifunctional pipe punching equipment in the embodiment of the application is as follows:
the staff places tubular product 1 on feed roller 211, makes tubular product 1 be close to the one end overlap joint of pay-off slide 232 at the top surface of pay-off slide 232, starts pay-off driving motor 233, and pay-off drive gear 234 can rotate, and then drives pay-off slide 232 and move along pay-off guide rail 231 forward.
When the head of the pipe 1 is arranged at the bottom of the cutter 312, the pressing driving cylinder 253 is started, the pressing head 254 can press the tail end of the pipe 1, then the cutting driving cylinder and the cutter driving motor 313 are started, the cutting mounting seat 31 moves downwards along the mounting seat guide rail 321, and the cutter 312 cuts off the waste materials at the head of the pipe 1.
Under the effect of drawing the material subassembly, centre gripping cooperation portion 5541 stretches into in tubular product 1, start to draw the material to drive actuating cylinder 555, make tong 552 to centre gripping cooperation portion 5541's direction rotate, and then press from both sides the head of tubular product 1 tightly, then, draw the material subassembly to drive as the power supply and draw the direction motion that material slide 53 deviates from cut-out press 42, displacement sensor 221 monitors the predetermined length of tubular product 1, the tail end of tubular product 1 stops in the centre of cut-out press 42, draw material slide 53 to stop moving, cut the mechanism and excise the tail end of tubular product 1.
Then, the movable die driving cylinder 423 is started, the movable die 422 drives the shearing knives 427 and the positioning punch 426 to move downwards, so that the positioning punch 426 punches the pipe 1, meanwhile, the two shearing knives 427 can abut against and shear two side walls of the pipe 1, the middle part of the pipe 1 can be subjected to brittle fracture, and the punching and the cutting of the pipe 1 are completed.
The material pulling assembly pushes the material pulling clamp 55 to move towards the direction close to the punching die 42, the steps of punching and cutting of the punching die 42 are repeated to obtain the first pipe fitting 6, and the material pulling assembly continues to push the first pipe fitting 6 to finish the discharging of the pipe fitting.
The above are all preferred embodiments of the present application, and the present embodiment is only explained for the present application, and the protection scope of the present application is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. A pipe punching and cutting method is characterized by comprising the following steps:
s1, conveying the pipe: the pipe (1) is placed on the top surface of a feeding rack (21), one end, close to a feeding platform (22), of the pipe (1) is placed on a feeding assembly, a blanking machine base (41) is arranged on one side of the feeding rack (21), a punching die (42) is installed on the top surface of the blanking machine base (41), the pipe (1) is conveyed by the feeding assembly and penetrates through the punching die (42), and the head of the pipe (1) is clamped by a pulling clamp (55);
s2: cutting off the tail material of the pipe: the material pulling clamp (55) is driven by the material pulling assembly to move in the direction away from the punching die (42), the displacement sensor (221) monitors the preset length of the pipe (1), and the tail end of the pipe (1) is cut off by the cutting mechanism;
s4: punching and cutting off the pipe: the punching die (42) simultaneously punches and cuts the pipe (1);
s3: and (3) reverse conveying of the pipe: the material pulling assembly pushes the material pulling clamp (55) to move towards the direction close to the punching die (42), and the steps of punching and cutting of the punching die (42) are repeated to obtain a first pipe fitting (6);
s5: discharging the pipe fittings: the material pulling assembly pushes the first pipe fitting (6) to complete the discharging of the pipe fitting.
2. A method as claimed in claim 1, wherein in the step of cutting the punched tube, the punching die (42) punches the tube (1) first, and the cutting mechanism cuts the tube (1) to obtain a second tube.
3. A method for punching and cutting a pipe according to claim 1, wherein in the step of punching and cutting a pipe, the punching die (42) punches and cuts the pipe (1), and the cutting mechanism cuts the pipe (1) to obtain a third pipe.
4. A pipe punching and cutting method according to claim 1, wherein in the pipe conveying processing step, a pressing component (25) is arranged on the feeding rack (21), and when the cutting mechanism cuts off the head waste of the pipe (1), the pressing component (25) presses the tail end of the pipe (1).
5. A multifunctional pipe punching device, characterized in that, a pipe punching and cutting method according to any one of claims 1-4 is applied to punch and cut a pipe (1), comprising a punching die (42), wherein the punching die (42) comprises: a fixed die (425) detachably mounted on the top surface of the blanking machine base (41); a movable die (422) arranged on the top of the fixed die (425); a driving member of a movable die (422) mounted on the blanking machine base (41); a cavity (4251) arranged in the middle of the fixed die (425); a pilot punch (426) fixed to the bottom surface of the movable die (422); a shearing knife (427) fixed on the bottom surface of the movable die (422) and close to one side of the positioning punch (426); and the guide assembly is arranged between the movable die (422) and the fixed die (425), wherein the output end of the driving part of the movable die (422) is assembled with the top surface of the movable die (422), the movable die (422) and the fixed die (425) are arranged in a manner of right facing, and the pipe (1) is placed in the middle of the cavity (4251).
6. A multifunctional pipe punching device according to claim 5, characterized in that a side of the blanking machine base (41) close to the punching die (42) is provided with a die sensing switch (428), and the die sensing switch (428) is used for controlling the opening and closing of the punching die (42).
7. The multi-functional tube punching apparatus of claim 5, wherein the guide assembly comprises: guide posts (4242) symmetrically mounted on the fixed mold (425); a guide core (4243) arranged in the middle of the two guide columns (4242); and guide wheels (4241) rotatably connected to the fixed die (425) at two sides close to the cavity (4251), wherein the movable die (422) is in sliding connection with the guide columns (4242) and the movable die (422) is in sliding connection with the guide core (4243), the shearing knife (427) and the positioning punch (426) are arranged in the middle of the guide core (4243), and the side wall of each guide wheel (4241) is abutted to the side wall of the pipe (1).
8. The multifunctional pipe punching device according to claim 5, wherein a fixed punch mounting frame (411) is arranged on the top surface of the blanking machine base (41), a plurality of fixed punch mounting holes (412) are formed in the fixed punch mounting frame (411) in a penetrating manner, a fixed punch is detachably mounted in the middle of each fixed punch mounting hole (412), and the head of the fixed punch is aligned with the outer wall of the pipe (1).
9. A multifunctional pipe punching apparatus according to claim 5, characterized by comprising a pulling platform (51) and a pulling fixture (55), the pulling fixture (55) comprising: an extension mounting seat (554) detachably fixed on the top surface of the material pulling platform (51); a clamp fitting portion (5541) fixed to the side of the extension mounting base (554) close to the punching die (42); a gripper (552) hinged at one end of the extension mount (554); and the pulling driving piece is fixed on the top surface of the extension mounting seat (554), wherein the output end of the pulling driving piece is assembled with the clamping hand (552).
10. The multifunctional pipe punching device according to claim 9, wherein the clamping hand (552) comprises a clamping hand connecting rod (553), a ball connecting part (5531) is fixed at the top end of the clamping hand connecting rod (553), a material pulling rod (551) is movably connected to the outside of the ball connecting part (5531), and one end of the material pulling rod (551) far away from the ball connecting part (5531) is assembled with the material pulling driving part.
CN202210646756.8A 2022-06-09 2022-06-09 Pipe punching and cutting method Active CN114798896B (en)

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