CN105834277A - High-efficiency pipe sample punching manufacture method - Google Patents
High-efficiency pipe sample punching manufacture method Download PDFInfo
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- CN105834277A CN105834277A CN201610386950.1A CN201610386950A CN105834277A CN 105834277 A CN105834277 A CN 105834277A CN 201610386950 A CN201610386950 A CN 201610386950A CN 105834277 A CN105834277 A CN 105834277A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a high-efficiency pipe sample punching manufacture method. The high-efficiency pipe sample punching manufacture method is characterized in that the method is implemented by virtue of a punch, comprises the steps of acquiring a pipe section with the same length as a sample and then horizontally locating the pipe section in the punch by a pipe location mechanism and further comprises the step of punching the pipe sample by a pipe punching mechanism. During locating and punching of the pipe section, the pipe section is compressed in four directions of the left side, the right side, the upper end middle part and the lower end middle part, and the pipe section is downwardly punched and penetrated by cutting edges from the positions between the compressing parts of the left and right sides and the upper end middle part, so that four samples can be obtained through one-time punching. The high-efficiency pipe sample punching manufacture method has the advantages that the implementation is simple, the operation is convenient and quick, the pipe sampling efficiency is high, and the obtained samples are less in deformation and high in quality.
Description
Technical field
The present invention relates to metal pipe material performance test field, specifically a kind of die-cut manufacture method of high efficiency tubular product sample.
Background technology
Along with the application of metal pipe material is more and more extensive, client's quality to metal pipe material product, the requirement such as mechanical strength and the performance such as corrosion-resistant is more and more higher,
Therefore, before production process or tubing use, the most usually need tubing is sampled detection, test bio-film colonization performance etc. in its mechanical property, decay resistance and water environment.
But during tubing sampling detection, especially thin-wall metal pipe diameter pipes, if using whole tubing to carry out mechanical test and corrosion resistance test, not only reducing the efficiency of testing experiment, also result in bigger waste simultaneously.In order to improve efficiency and reduce waste, generally the sheet coupon that tubular product sample takes strip along the cutting of tubing axis direction need to be carried out performance test.At present, the main sample preparation using machining equipment to carry out operation and operation are as follows: first, metal thin wall pipe uses grinding wheel slicing machine or band-saw machine tool to cut, tubular product sample is cut into a joint tubular product sample of certain length, because of under cutting coupon end face is jagged or out-of-flatness etc., then two facets of Vehicle Processing tubular product sample on lathe are needed, axially vertical with tubing to ensure two cutting sections, secondly, equally spaced parallel lines are drawn in the axial direction at tubular product sample outer wall with marking pen, then, by this sample holder on planer, finally, with planer successively along the lower required sheet coupon of the parallel lines cutting finished.There are following several point defects in above-mentioned existing tubing sampling technique: 1, tubular product sample clamping end face need to be got on the bus wheeled litter processing clamping end face, needs again to clamp and position sample after Vehicle Processing one end face of a piece tubular product sample, and operation is more complicated, and sample preparation is inefficient.2, tubular product sample outer wall needs to draw parallel lines, clamping tube end face location, and needs sample again to clamp and position sample after cutting one plies sample, and operation is more complicated, and sample preparation is inefficient.3, when the processing of planer device plane carries out sheet coupon sampling, using the end face of tubing and the cutting position positioning tubing of ruling, the dimensional accuracy therefore taking sample processed is the highest.4, when the processing of planer device plane carries out sheet coupon sampling, for thin-wall pipe, often in the course of processing, sample deformation is serious, can not direct sample under slicing time a lot, in addition it is also necessary to sheet coupon is separated by follow-up pincers worker clamp etc. with sample pipe, flatten the most again sample, take time and effort.And sample coupon surface quality is under some influence, cause that test result is inaccurate affects sample accuracy of detection.5, this set sample making course uses lathe kind many, and procedure of processing is loaded down with trivial details, takes time and effort.Artificial and equipment effect relatively costly.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is: how to provide a kind of simple in construction, convenient to operation, improves tubing sampling quality and the die-cut manufacture method of high efficiency tubular product sample of efficiency.
In order to solve above-mentioned technical problem, present invention employs following technical scheme:
A kind of die-cut manufacture method of high efficiency tubular product sample, it is characterized in that, this method realizes by means of punch press, including the step first obtaining the tubing section consistent with specimen length, then in punch press, tube material detent mechanism realizes tubing section horizontal location, also include using tubing punching mechanism to realize prepared step die-cut to tubular product sample, during tubing section positioning punching, in the middle part of the left and right sides and upper center and lower end, four direction realizes compressing simultaneously, and it is the most die-cut through tubing section by cutting edge position between the left and right sides and upper center compress, it is made to rely on one-step punching to obtain four pieces of samples.
So, in the present invention, when tubing section is die-cut, be fixed from four direction up and down, it is ensured that the reliability being fixed, and thrust is equalized, wherein the thrust of upper end and the left and right sides make a concerted effort, can result in the punched position of tubing section to be formed and die-cut internal stress in opposite direction, and then beneficially cutting edge breaks tubing more swimmingly and realizes die-cut, improves die-cut smoothness and improves sample mass.This method one-step punching can obtain four pieces of samples simultaneously, drastically increases sample preparation efficiency.
As optimization, this method prepares by following metal pipe material sample die cutting device, described metal pipe material sample die cutting device includes punch press, punch press has the workbench being positioned at lower section, have and be positioned at punch press main shaft vertically arranged above workbench, punch press main shaft lower end has mounting interface, punch press main shaft upper end is connected with punching press power set and can be controlled descending realizing punching press, also include tubing detent mechanism and tubing punching mechanism, tubing detent mechanism includes the base being fixed on workbench, be provided with on base clamping position structure for realize to tubing along the longitudinal direction horizontal location clamping, and punching press passage can be reserved above upper surface middle part after making tubing be positioned clamping；Described tubing punching mechanism includes that a punch press connects push rod, punch press connects push rod upper end and has the main shaft union joint of a taper and for being connected with the docking of the mounting interface of punch press main shaft lower end, punch press connects push rod lower end and is provided with tube stamping cutter, the left and right sides, tube stamping cutter lower end has the cutting part of two rectangular block shape straight down, cutting part lower end is horizontally disposed cutting edge along the longitudinal direction, and two cutting parts pressure passageway that just liquidating is arranged and both sides are smaller than punching press channel width；
In described tubing detent mechanism, clamping position structure includes vertically being fixedly installed on above base between left and right every a pair clamping position block being oppositely arranged, it is provided with chuck installation cavity on clamping position block opposite side sidewall, it is provided with V-clevis in chuck installation cavity, the side of V-clevis opposite side is overall in the V-arrangement opened along the vertical direction, make to be formed between two V-clevis opposite sides pipe clamping localization cavity, clamping position block is additionally provided with the clamping governor motion for regulating V-clevis horizontal-clamping；
The most upwards be fixedly installed blanking cutting on base between said two clamping position block and support platform, blanking cutting support platform upper surface be provided with elastomeric layer for clamping position after tubing lower surface contact realization and supports；
In tube stamping cutter, being additionally provided with a cutting briquetting in the space between two cutting parts, cutting briquetting upper end is connected on tube stamping cutter by moving back sample spring, and cutting briquetting is not exceeded downwards cutting edge position, cutting part lower end by lower surface during external force.
So, before this equipment uses, tubing detent mechanism is to be mounted on work bench of punch press and just to punch press main spindle's, and the punch press connection push rod upper end of tubing punching mechanism is installed on the mounting interface of punch press main shaft lower end.During tubing sampling, the tubing being truncated into segment the most along its length is installed in tubing detent mechanism along the longitudinal direction, then start punching press power set and drive tubing punching mechanism undershoot, tube material punching tool passes punching press passage so that it is cutting edge both sides, die-cut tubing top also punch out tubular product sample.The most compared to the prior art, sample cutting is more efficient and convenient, and without segment pipe ends is carried out end face processing, drastically increases sample preparation efficiency, is particularly suitable for, when carrying out pipe performance group contrast test, producing the batch of sample.In the most described tubing detent mechanism, the location to tubing is realized by V-clevis, the tubing left and right sides is respectively arranged with at two at the location of linear contact lay up and down so that it is positions convenient and swift and improves reliability of positioning, can rely on clamping governor motion regulating guarantee location clamping effect during location.When the blanking cutting support platform simultaneously arranged makes tubing held location, it is affected by the clamping on left and right and direction, three, bottom to make a concerted effort, this can make tubing upper surface be cut formation direction, position with joint efforts is the pretightning force opened above both sides, thus make in blanking process, tubing is difficult to the deformation that is flattened, ensure die-cut smooth and die-cut quality, it is ensured that obtain the quality of tubing exemplar.Supporting in described blanking cutting and leave secondary punch gap between platform and two, left and right clamping position block, the cutting edge of this secondary punch gap and tube stamping cutter is just to setting.So, tube stamping cutter downward die-cut time, can control to extend the stroke that tubing punching tool is descending, make its complete the sample of tubing upper face die-cut after continue traveling downwardly and tubing bottom be positioned at blanking cutting and support that the tubing above platform is the most die-cut to be opened, so one-step punching can obtain up and down for four pieces of samples, drastically increase sample preparation efficiency, and stress balance when relying on tubing to position can ensure that the complete effect of four pieces of samples, avoid the impact that coupon results is caused by sample deformation, it is ensured that the reliability of specimen test.
Meanwhile, cut the setting of briquetting so that cutting briquetting and move back sample spring coordinate can play move back sample function facilitate die-cut after realize cut sample move back sample；Additionally the more important thing is, cutting briquetting is not made in blanking process beyond cutting edge position, cutting part lower end downwards by lower surface during external force, before the cutting edge of cutting part touches tubing, cut briquetting first touch tubing upper surface and by moving back sample spring, cut tubing upper surface middle part applied downward bigger pressure, this pressure and tubing sandwich pressure jointly act on and can just form the stress substantially opposite with cut direction obliquely so that tubing is cut position, can preferably be beneficial to cutting edge break tubing complete cutting, improve cutting smoothness.Meanwhile, this pressure can offset inwardly making a concerted effort to the formation of sample both sides during both sides, tubing top are cut, it is to avoid in cutting process, sample is bent deformation of arching upward, and improves sample mass.As optimization, this cutting briquetting lower surface is for being horizontally disposed with so that sample upper center position is just exerted a force by it, it is ensured that the effect above becomes apparent from.More particularly, the application is the special construction of hollow circular due to cut tubing, its inner hollow can not load, so during die cut, be easily caused tubing be crushed so that affect cutting smoothly and cut quality.And tubing is in up and down and is all applied with on the four direction of left and right the state of thrust before cutting in this equipment, therefore the thrust relative equilibrium being subject in tubing circumference, deformation will not be caused because pressure is uneven during cutting, all tubing is applied with thrust due to the tubing both sides of the position of cutting during cutting simultaneously, it can be cut position with joint efforts and form outside internal stress tubing, when making to cut, cutting edge is easier to break tubing, therefore can complete cutting more swimmingly and improve sample mass.
Further, described clamping governor motion includes horizontally disposed regulation bolt, regulation bolt thread spins to coordinate and is positioned at the screwed hole of chuck installation cavity position outside clamping position block, and regulation bolt is inner and clamping position block abuts and coordinates and outer end is provided with regulation handle.So there is simple in construction, advantage easy to adjust.
As optimization, described regulation bolt the inner is provided with helical spring and abuts cooperation by helical spring and clamping position block.As such, it is possible to rely on elastic guarantee of helical spring preferably to position clamping；More importantly can be by the adjustment to clamping force simultaneously, the size of pressure when changing tubing location, and then the size of self internal stress of its punched position after regulation tubing pressurized, when enabling it to cut, cutting edge preferably breaks tube surfaces, improves the smoothness of cutting and ensures to cut out the complete effect of sample.
As optimization, every piece of clamping position block being respectively provided with four regulation bolts, regulation four corner location of bolt position correspondence clamping position block outer lateral side are arranged.
So, the balance of clamping force force regulation is more ensured, it is ensured that tubing is cut in the rectilinear direction of position internal stress everywhere and all compares equilibrium, it is ensured that cutting effect.
As optimization, described cutting edge is that the vertical side inside cutting part is crossing with the inclined-plane being positioned at lower end outside cutting part to be obtained.The structure that so this cutting edge is formed so that during breaking tube surfaces along with cutting edge and go deep into tubing during cutting, cut sample both sides will not deform because of squeezed too, improves sample mass；Cutter upwards withdrawing after this structure is more favorable for cutting simultaneously.
As optimization, also include guiding mechanism, guiding mechanism includes two pieces of guide plates, and guide plate is vertically arranged to above punching press passage both sides and is relatively fixed on tubing detent mechanism, and two pieces of guide plate medial surface and tube stamping cutter left and right sides coordinate the guiding realized tube stamping cutter.
In such manner, it is possible to rely on guiding mechanism to realize the guiding to tube stamping cutter left and right directions, it is ensured that the smooth and easy of cutting is carried out.
Further, described tube stamping cutter left and right sides each and are additionally provided with the first guide and limit structure cooperatively formed by the first corresponding vertical direction recess and the first vertical guiding projection between corresponding guide plate medial surface.So, while relying on the cooperation of the first vertical guiding projection and the first vertical direction recess to realize tube stamping cutter is vertically guided, direction and left and right directions before and after tube stamping cutter are all achieved spacing, it is ensured that the smoothness of punching press and accuracy.Further, first guide and limit structure is arranged at lower end for being formed between the cutting blade outer surface of cutting part and the guide plate medial surface of correspondence, is additionally provided with the second guide and limit structure cooperatively formed by the second corresponding vertical direction recess and the second vertical guiding projection between the cutter body left and right sides of cutting blade inner surface and tube stamping cutter；The profile of the second guide and limit structure is consistent with front and back position and the first guide and limit structure, guide plate lower end is fixed on tubing detent mechanism upper end by guide plate mounting seat, guide plate mounting seat includes a vertical mounting bracket and the mounting seat of level, mounting bracket upper end and guide plate are fixed, lower end and mounting seat are fixed, it is provided with strip installing hole in mounting seat in left-right direction and is pressed abd fixed on tubing detent mechanism upper end by installing screw through strip installing hole, the length of described strip installing hole is equal to or more than the thickness of cutting blade left and right directions.So, both sides it are fixed to before and after cutter body and during for the cut-out realizing pipe length direction when cutting blade disassembles from the left and right sides of cutter body and adjust installation, installation screw can be unclamped, readjust mounting seat right position, guide plate medial surface is made again to complete the cooperation of wire restraint structure with cutter body left and right sides, ensure when realizing the rupturing operation in pipe length direction, it is also possible to realize guide and limit, it is ensured that cut off smooth and easy.
In sum, it is simple that the present invention has enforcement, convenient to operation, and tubing sampling quality is high, and efficiency is high, obtains the advantages such as sample deformation is few.
Accompanying drawing explanation
Fig. 1 is the structural representation of the metal pipe material sample die cutting device that the present invention uses when implementing.
Fig. 2 is independent tubing detent mechanism and the schematic diagram of tubing punching mechanism part-structure in Fig. 1.
Fig. 3 is the schematic diagram that Fig. 2 other direction can show device for discharging part-structure.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
When being embodied as: a kind of die-cut manufacture method of high efficiency tubular product sample, its feature is, this method realizes by means of punch press, including the step first obtaining the tubing section consistent with specimen length, then in punch press, tube material detent mechanism realizes tubing section horizontal location, also include using tubing punching mechanism to realize prepared step die-cut to tubular product sample, during tubing section positioning punching, in the middle part of the left and right sides and upper center and lower end, four direction realizes compressing simultaneously, and it is the most die-cut through tubing section by cutting edge position between the left and right sides and upper center compress, it is made to rely on one-step punching to obtain four pieces of samples.
So, when in the present invention, tubing section is die-cut, it is fixed from four direction up and down, the reliability being fixed ensured, and thrust is equalized, wherein the thrust of upper end and the left and right sides make a concerted effort, it is possible to cause the punched position of tubing section formed and die-cut internal stress in opposite direction, and then beneficially cutting edge breaks tubing more swimmingly and realizes die-cut, improve die-cut smoothness and improve sample mass.This method one-step punching can obtain four pieces of samples simultaneously, drastically increases sample preparation efficiency.
Specifically, during enforcement, this method prepares by metal pipe material sample die cutting device as Figure 1-3, described metal pipe material sample die cutting device, including punch press 1, punch press 1 has the workbench 2 being positioned at lower section, have and be positioned at punch press main shaft 3 vertically arranged above workbench 2, punch press main shaft 3 lower end has mounting interface, punch press main shaft 3 upper end is connected with punching press power set 4 and can be controlled descending realizing punching press, also include tubing detent mechanism and tubing punching mechanism, tubing detent mechanism includes the base 5 being fixed on workbench 1, be provided with on base 5 clamping position structure for realize to tubing along the longitudinal direction horizontal location clamping, and punching press passage can be reserved above upper surface middle part after making tubing be positioned clamping；Described tubing punching mechanism includes that a punch press connects push rod, punch press connects push rod upper end and has the main shaft union joint 6 of a taper and for being connected with the docking of the mounting interface of punch press main shaft lower end, punch press connects push rod lower end and is provided with tube stamping cutter, the left and right sides, tube stamping cutter lower end has the cutting part of two rectangular block shape straight down, cutting part lower end is horizontally disposed cutting edge along the longitudinal direction, and two cutting parts pressure passageway that just liquidating is arranged and both sides are smaller than punching press channel width.
So, before this equipment uses, tubing detent mechanism is to be mounted on work bench of punch press and just to punch press main spindle's, and the punch press connection push rod upper end of tubing punching mechanism is installed on the mounting interface of punch press main shaft lower end.During tubing sampling, the tubing being truncated into segment the most along its length is installed in tubing detent mechanism along the longitudinal direction, then start punching press power set and drive tubing punching mechanism undershoot, tube material punching tool passes punching press passage so that it is cutting edge both sides, die-cut tubing top also punch out tubular product sample.The most compared to the prior art, sample cutting is more efficient and convenient, and without segment pipe ends is carried out end face processing, drastically increases sample preparation efficiency, is particularly suitable for, when carrying out pipe performance group contrast test, producing the batch of sample.
Wherein, in described tubing detent mechanism, clamping position structure includes vertically being fixedly installed on above base between left and right every a pair clamping position block 7 being oppositely arranged, it is provided with chuck installation cavity on clamping position block 7 opposite side sidewall, V-clevis 8 it is provided with in chuck installation cavity, the side of V-clevis 8 opposite side is overall in the V-arrangement opened along the vertical direction, make to be formed between two V-clevis opposite sides pipe clamping localization cavity, clamping position block is additionally provided with the clamping governor motion for regulating V-clevis horizontal-clamping.
So, realizing location to tubing by V-clevis, the tubing left and right sides is respectively arranged with at two at the location of linear contact lay up and down so that it is positions convenient and swift and improves reliability of positioning, can rely on clamping governor motion regulating guarantee location clamping effect during location.
Wherein, described clamping governor motion includes horizontally disposed regulation bolt 9, regulation bolt 9 screw thread spins to coordinate and is positioned at the screwed hole of chuck installation cavity position outside clamping position block, and regulation bolt 9 is inner and clamping position block abuts and coordinates and outer end is provided with regulation handle.So there is simple in construction, advantage easy to adjust.
Wherein, described regulation bolt 9 the inner is provided with helical spring 23 and abuts cooperation by helical spring 23 and clamping position block 8.As such, it is possible to rely on elastic guarantee of helical spring preferably to position clamping；More importantly can be by the adjustment to clamping force simultaneously, the size of pressure when changing tubing location, and then the size of self internal stress of its punched position after regulation tubing pressurized, when enabling it to cut, cutting edge preferably breaks tube surfaces, improves the smoothness of cutting and ensures to cut out the complete effect of sample.
Wherein, every piece of clamping position block being respectively provided with four regulation bolts 9, regulation four corner location of bolt position correspondence clamping position block outer lateral side are arranged.
So, the balance of clamping force force regulation is more ensured, it is ensured that tubing is cut in the rectilinear direction of position internal stress everywhere and all compares equilibrium, it is ensured that cutting effect.
Wherein, the base between said two clamping position block is the most upwards fixedly installed blanking cutting and supports platform 10, blanking cutting support platform 10 upper surface be provided with elastomeric layer for clamping position after tubing lower surface contact realization and supports.So, when the blanking cutting support platform set up makes tubing held location, it is affected by the clamping on left and right and direction, three, bottom to make a concerted effort, this can make tubing upper surface be cut formation direction, position with joint efforts is the pretightning force opened above both sides, thus make in blanking process, tubing is difficult to the deformation that is flattened, it is ensured that die-cut smooth and die-cut quality, it is ensured that obtain the quality of tubing exemplar.Can further during enforcement, described blanking cutting supports and leaves secondary punch gap 11 between platform and two, left and right clamping position block, and the cutting edge of this secondary punch gap 11 and tube stamping cutter is just to setting.So, tube stamping cutter downward die-cut time, can control to extend the stroke that tubing punching tool is descending, make its complete the sample of tubing upper face die-cut after continue traveling downwardly and tubing bottom be positioned at blanking cutting and support that the tubing above platform is the most die-cut to be opened, so one-step punching can obtain up and down for four pieces of samples, drastically increase sample preparation efficiency, and stress balance when relying on tubing to position can ensure that the complete effect of four pieces of samples, avoid the impact that coupon results is caused by sample deformation, it is ensured that the reliability of specimen test.
Wherein, in tube stamping cutter, being additionally provided with a cutting briquetting 12 in space between two cutting parts, cutting briquetting 12 upper end is connected on tube stamping cutter by moving back sample spring 13, and cutting briquetting 12 is not exceeded downwards cutting edge position, cutting part lower end by lower surface during external force.So, cutting briquetting and move back sample spring coordinate can play move back sample function facilitate die-cut after realize cut sample move back sample；Additionally the more important thing is, cutting briquetting is not made in blanking process beyond cutting edge position, cutting part lower end downwards by lower surface during external force, before the cutting edge of cutting part touches tubing, cut briquetting first touch tubing upper surface and by moving back sample spring, cut tubing upper surface middle part applied downward bigger pressure, this pressure and tubing sandwich pressure jointly act on and can just form the stress substantially opposite with cut direction obliquely so that tubing is cut position, can preferably be beneficial to cutting edge break tubing complete cutting, improve cutting smoothness.Meanwhile, this pressure can offset inwardly making a concerted effort to the formation of sample both sides during both sides, tubing top are cut, it is to avoid in cutting process, sample is bent deformation of arching upward, and improves sample mass.As optimization, this cutting briquetting lower surface is for being horizontally disposed with so that sample upper center position is just exerted a force by it, it is ensured that the effect above becomes apparent from.More particularly, the application is the special construction of hollow circular due to cut tubing, its inner hollow can not load, so during die cut, be easily caused tubing be crushed so that affect cutting smoothly and cut quality.And tubing is in up and down and is all applied with on the four direction of left and right the state of thrust before cutting in this equipment, therefore the thrust relative equilibrium being subject in tubing circumference, deformation will not be caused because pressure is uneven during cutting, all tubing is applied with thrust due to the tubing both sides of the position of cutting during cutting simultaneously, it can be cut position with joint efforts and form outside internal stress tubing, when making to cut, cutting edge is easier to break tubing, therefore can complete cutting more swimmingly and improve sample mass.
Wherein, described cutting edge is vertical side inside cutting part and the inclined-plane being positioned at lower end outside cutting part intersects and obtains.The structure that so this cutting edge is formed so that during breaking tube surfaces along with cutting edge and go deep into tubing during cutting, cut sample both sides will not deform because of squeezed too, improves sample mass；Cutter upwards withdrawing after this structure is more favorable for cutting simultaneously.
Wherein, described tube stamping cutter includes the cutter body 14 of a cuboid structure, also include the cutting blade 15 being arranged on the cutter body left and right sides by fixing screw, cutting blade 15 bottom downwardly extends out cutter body and constitutes the cutting part for cutting, the cutting edge length of cutting part lower end is more than cut pipe diameter, and before and after cutter body 14, two lateral extents are more than two lateral extents before and after clamping position structure on base；It is additionally provided with on side, both sides before and after described cutter body 14 for using screw 16 with realization to the blade transposition that cutting blade transposition is fixing is fixing with fixing screw fit.
So, when this equipment uses, only cutting blade need to be disassembled and again be fixed to before and after cutter body on side, both sides by fixing screw fit, can be realized as overall tubing is intercepted along its length the rupturing operation of segment, after first blocking acquisition tubing segment, cutting blade is adjusted to about cutter body position with die-cut acquisition tubular product sample again, the most more has facilitated the preparation of tubular product sample to obtain.
Wherein, also include guiding mechanism, guiding mechanism includes two pieces of guide plates 17, and guide plate 17 is vertically arranged to above punching press passage both sides and is relatively fixed on tubing detent mechanism, and two pieces of guide plate medial surface and tube stamping cutter left and right sides coordinate the guiding realized tube stamping cutter.
In such manner, it is possible to rely on guiding mechanism to realize the guiding to tube stamping cutter left and right directions, it is ensured that the smooth and easy of cutting is carried out.
During enforcement, it is also possible to further, described tube stamping cutter left and right sides each and are additionally provided with the first guide and limit structure cooperatively formed by the first corresponding vertical direction recess and the first vertical guiding projection between corresponding guide plate medial surface.So, while relying on the cooperation of the first vertical guiding projection and the first vertical direction recess to realize tube stamping cutter is vertically guided, direction and left and right directions before and after tube stamping cutter are all achieved spacing, it is ensured that the smoothness of punching press and accuracy.Further, first guide and limit structure is arranged at lower end for being formed between the cutting blade outer surface of cutting part and the guide plate medial surface of correspondence, is additionally provided with the second guide and limit structure cooperatively formed by the second corresponding vertical direction recess and the second vertical guiding projection between the cutter body left and right sides of cutting blade inner surface and tube stamping cutter；The profile of the second guide and limit structure is consistent with front and back position and the first guide and limit structure, guide plate 17 lower end is fixed on tubing detent mechanism upper end by guide plate mounting seat, guide plate mounting seat includes a vertical mounting bracket 18 and the mounting seat 19 of level, mounting bracket 18 upper end and guide plate 17 are fixed, lower end and mounting seat 19 are fixed, it is provided with strip installing hole 20 in mounting seat 19 in left-right direction and is pressed abd fixed on tubing detent mechanism upper end by installing screw through strip installing hole, the length of described strip installing hole 20 is equal to or more than the thickness of cutting blade 15 left and right directions.So, both sides it are fixed to before and after cutter body and during for the cut-out realizing pipe length direction when cutting blade disassembles from the left and right sides of cutter body and adjust installation, installation screw can be unclamped, readjust mounting seat right position, guide plate medial surface is made again to complete the cooperation of wire restraint structure with cutter body left and right sides, ensure when realizing the rupturing operation in pipe length direction, it is also possible to realize guide and limit, it is ensured that cut off smooth and easy.Additionally, it is fixedly connected on the lateral surface of guide plate in the middle part of mounting bracket 18 to the bending setting of both sides foreign side and upper end during enforcement, so make to reserve bigger locus between two mounting brackets in left and right, realize cutting briquetting to facilitate and move back the maintenance handling of sample spring.
During enforcement, it is additionally provided with device for discharging, device for discharging includes that described cutting briquetting 12 and described blanking cutting support platform 10, also include just to be arranged on pipe clamping localization cavity rearward position and and the push pedal of pipe clamping localization cavity vertical cross-section form fit, being connected with a delivery device being fixed on work bench of punch press 21 on rear side of push pedal, described delivery device 21 can drive push pedal to promote forward and pass pipe clamping localization cavity.So, use die-cut after, device for discharging can be started, drive push pedal forward the die-cut sample obtained to be released pipe clamping localization cavity by delivery device, complete discharging, improve discharging convenience.As preferably during enforcement, described delivery device 21 uses air cylinder device to obtain, and has simple in construction, easy to control, promotes the advantages such as the most reliable.As optimization during enforcement, can a receiver 22 be set on the work bench of punch press of adjacent position further on front side of tubing detent mechanism, facilitates splicing, it is to avoid sample drops out workbench and breaks deformation.
Claims (7)
1. the die-cut manufacture method of high efficiency tubular product sample, it is characterized in that, this method realizes by means of punch press, including the step first obtaining the tubing section consistent with specimen length, then in punch press, tube material detent mechanism realizes tubing section horizontal location, also include using tubing punching mechanism to realize prepared step die-cut to tubular product sample, during tubing section positioning punching, in the middle part of the left and right sides and upper center and lower end, four direction realizes compressing simultaneously, and it is the most die-cut through tubing section by cutting edge position between the left and right sides and upper center compress, it is made to rely on one-step punching to obtain four pieces of samples.
2. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 1, it is characterized in that, prepare by following metal pipe material sample die cutting device, described metal pipe material sample die cutting device includes punch press, punch press has the workbench being positioned at lower section, have and be positioned at punch press main shaft vertically arranged above workbench, punch press main shaft lower end has mounting interface, punch press main shaft upper end is connected with punching press power set and can be controlled descending realizing punching press, also include tubing detent mechanism and tubing punching mechanism, tubing detent mechanism includes the base being fixed on workbench, be provided with on base clamping position structure for realize to tubing along the longitudinal direction horizontal location clamping, and punching press passage can be reserved above upper surface middle part after making tubing be positioned clamping；Described tubing punching mechanism includes that a punch press connects push rod, punch press connects push rod upper end and has the main shaft union joint of a taper and for being connected with the docking of the mounting interface of punch press main shaft lower end, punch press connects push rod lower end and is provided with tube stamping cutter, the left and right sides, tube stamping cutter lower end has the cutting part of two rectangular block shape straight down, cutting part lower end is horizontally disposed cutting edge along the longitudinal direction, and two cutting parts pressure passageway that just liquidating is arranged and both sides are smaller than punching press channel width；
In described tubing detent mechanism, clamping position structure includes vertically being fixedly installed on above base between left and right every a pair clamping position block being oppositely arranged, it is provided with chuck installation cavity on clamping position block opposite side sidewall, it is provided with V-clevis in chuck installation cavity, the side of V-clevis opposite side is overall in the V-arrangement opened along the vertical direction, make to be formed between two V-clevis opposite sides pipe clamping localization cavity, clamping position block is additionally provided with the clamping governor motion for regulating V-clevis horizontal-clamping；
The most upwards be fixedly installed blanking cutting on base between said two clamping position block and support platform, blanking cutting support platform upper surface be provided with elastomeric layer for clamping position after tubing lower surface contact realization and supports；
In tube stamping cutter, being additionally provided with a cutting briquetting in the space between two cutting parts, cutting briquetting upper end is connected on tube stamping cutter by moving back sample spring, and cutting briquetting is not exceeded downwards cutting edge position, cutting part lower end by lower surface during external force.
3. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 2, it is characterized in that, described clamping governor motion includes horizontally disposed regulation bolt, regulation bolt thread spins to coordinate and is positioned at the screwed hole of chuck installation cavity position outside clamping position block, and regulation bolt is inner and clamping position block abuts and coordinates and outer end is provided with regulation handle.
4. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 3, it is characterised in that described regulation bolt the inner is provided with helical spring and abuts cooperation by helical spring and clamping position block.
5. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 3, it is characterised in that be respectively provided with four regulation bolts on every piece of clamping position block, regulation four corner location of bolt position correspondence clamping position block outer lateral side are arranged.
6. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 2, it is characterised in that described cutting edge is that the vertical side inside cutting part is crossing with the inclined-plane being positioned at lower end outside cutting part to be obtained.
7. the die-cut manufacture method of high efficiency tubular product sample as claimed in claim 2, it is characterized in that, metal pipe material sample die cutting device also includes guiding mechanism, guiding mechanism includes two pieces of guide plates, guide plate is vertically arranged to above punching press passage both sides and is relatively fixed on tubing detent mechanism, and two pieces of guide plate medial surface and tube stamping cutter left and right sides coordinate the guiding realized tube stamping cutter.
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| CN201610386950.1A CN105834277B (en) | 2016-06-02 | 2016-06-02 | A kind of high efficiency tubular product sample is punched manufacture method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111975150A (en) * | 2019-05-23 | 2020-11-24 | 菲尼克斯费博两合公司 | Method for producing a component and holding tool for holding a blank and a component |
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| EP1176081A1 (en) * | 2000-03-02 | 2002-01-30 | Kabushiki Kaisha Somic Ishikawa | Holed cylindrical body and method of work the cylindrical body |
| CN103231248A (en) * | 2013-04-25 | 2013-08-07 | 杭州杨氏实业有限公司 | Full-automatic tube-cutting chamfering machine |
| CN103586327A (en) * | 2013-11-07 | 2014-02-19 | 安徽工贸职业技术学院 | Blanking device for pipe fittings |
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| CN105834277B (en) | 2017-12-08 |
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Effective date of registration: 20210311 Address after: 400084 No. 2, Magnesium Bridge Road, Area A, Jianqiao Industrial Park, Dadukou District, Chongqing Patentee after: CHONGQING IRON & STEEL INSTITUTE Co.,Ltd. Address before: Three village 400080 Dadukou District of Chongqing weir building 1 No. 1 Patentee before: CHONGQING IRON & STEEL (Group) Co.,Ltd. |