CN105246674A - Digitally enhanced microscopy for multiplexed histology - Google Patents

Digitally enhanced microscopy for multiplexed histology Download PDF

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Publication number
CN105246674A
CN105246674A CN201380076715.9A CN201380076715A CN105246674A CN 105246674 A CN105246674 A CN 105246674A CN 201380076715 A CN201380076715 A CN 201380076715A CN 105246674 A CN105246674 A CN 105246674A
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China
Prior art keywords
mould
die
punch
chassis
drift
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Granted
Application number
CN201380076715.9A
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Chinese (zh)
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CN105246674B (en
Inventor
三轮俊博
堀际宏司
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JFE Steel Corp
JFE Engineering Corp
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NKK Corp
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Classifications

    • 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
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • B21D5/015Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02Dies; Inserts therefor; Mounting thereof; Moulds
    • 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
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/16Making tubes with varying diameter in longitudinal direction
    • 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
    • B21D37/14Particular arrangements for handling and holding in place complete dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02Dies; Inserts therefor; Mounting thereof; Moulds
    • B30B15/026Mounting of dies, platens or press rams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02Dies; Inserts therefor; Mounting thereof; Moulds
    • B30B15/028Loading or unloading of dies, platens or press rams
    • 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
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08Making tubes with welded or soldered seams
    • B21C37/0815Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)

Abstract

The bending press uses a pair of dies and a punch (2) that rises and falls between the dies to bend steel sheets on the dies. When a mold (5) at the tip of the punch is replaced, conveying the mold (5) in to directly below the punch (2) and conveying the mold (5) out from directly below the punch are performed using a mold platform (10) which is capable of moving between the pair of dies in the length direction of the punch (2), and which has a mold-accommodating part (12) for accommodating the mold (5) and a raising/lowering mechanism (15) capable of raising and lowering the mold-accommodating part (12).

Description

The method for changing die of bullodozer and mould chassis
Technical field
The present invention relates to large footpath that line pipe etc. is used and the mould chassis that uses of the welded still pipe of the heavy wall method for changing die of the punch head of bullodozer that carries out repeatedly three-point bending punch forming and manufacture and this die change.
Background technology
In the past, the large footpath used as line pipe, steel structure etc. and the steel pipe of heavy wall, usually, widely use so-called " UOE steel pipe ", this UOE steel pipe by have the width of regulation, length, thickness blank steel plate punched be shaped to U-shaped after, punch forming is O shape, then, docking section is welded and forms blank steel pipe, and, (so-called expander) is circumferentially expanded to this blank steel pipe and improves out of roundness.In addition, in recent years, the steel pipe that line pipe etc. use is from the viewpoint of the raising of security, maximization, and not only large footpath, long sizing, wall thickening advance, and the high strength of blank steel plate also advances.
But, in the manufacture method of above-mentioned UOE steel pipe, in order to by wall thickening, length is sizing and the blank steel plate punched of high strength is shaped to U-shaped, O shape, need very large punching press load, therefore, in existing UOE steel pipe manufacturing equipment, the problem points that manufacture scope is limited, productivity ratio significantly reduces is produced.
Therefore, as reduce manufacture large footpath, long size, heavy wall and the steel pipe of high strength time the technology of punching press load, exploitation/practical application is bent method as follows: after applying bending (so-called bend at end) to two width end of blank steel plate, while carried by steel plate limit to carry out repeatedly three-point bending punch forming in the width direction ormal weight ormal weight, and be shaped to the general cylindrical shape (open tube) with opening portion, next, docking welding, expander, rectification shape are carried out to manufacture steel pipe to the opening portion of above-mentioned open tube.
Fig. 1 is the figure be schematically described the manufacture method of the steel pipe based on above-mentioned press-bending method.In this manufacture method, usually, first, from two width end having been carried out to the plate width end of side of blank steel plate 1 of bend at end (volume circle edging machine) towards plate width midway, multipart punch 2 and a pair punch die 3 carry out repeatedly three-point bending punch forming and the half except plate width midway of steel plate are shaped to arc-shaped (punching press of first half section), next, carry out repeatedly three-point bending punch forming from the plate width end of opposite side towards plate width midway in the same manner and the remaining half except plate width midway of steel plate be shaped to arc-shaped and form substantially C-shaped (second half section punching press), finally, punch forming (final punching press) is carried out to remaining plate width midway portion and forms the general cylindrical shape (open tube) with opening portion, then, butt welding is carried out to this opening portion and fetches manufacture.In addition, also there is situation blank steel plate not being applied to bend at end.
The bullodozer that above-mentioned three-point bending punch forming the uses throughput direction had along blank steel plate separate the interval configuration of regulation a pair punch die and can the drift of oscilaltion between this pair punch die, utilize above-mentioned drift to press the blank steel plate be placed on above-mentioned punch die, and implement bending machining.Above-mentioned drift by the mould being installed on the leading section of drift 2 directly contacted with the steel plate as machined material (hereinafter simply referred to as " mould ".), be linked to stamping machine main body and the drift supporting mass (hereinafter also referred to as " beam ") above-mentioned mould being held in front end is formed, both are detachably fixed bolted usually.In addition, above-mentioned beam is integral type component, but mould is made up of multiple sections (segment) usually, easily to carry out handling operation, operation.
In addition, as the replacing options of mould, for the replacing options of the instrument of small-sized bending machine, stamping machine, several method is proposed (for example, referring to patent document 1 ~ 4.)。But these methods are only can be used in small-sized bending machine, the technology of stamping machine, are not suitable for the die change manufacturing bigbore bullodozer.
Patent document 1: Japanese Unexamined Patent Publication 11-005131 publication
Patent document 2: Japanese Unexamined Patent Publication 2001-276936 publication
Patent document 3: Japanese Unexamined Patent Publication 2002-096120 publication
Patent document 4: Japanese Unexamined Patent Publication 2001-150032 publication
But the mould being installed on above-mentioned punch head portion needs to change accordingly with the change of the steel pipe sizes (internal diameter, external diameter) manufactured, blank steel plate (thickness, intensity).
But, in the prior art, as shown in Fig. 2 (a), use the structure that the radius of curvature R (front end R) of the die surface directly contacted with steel plate is smaller, therefore, it is possible to wider range corresponding with the change of steel pipe sizes, blank steel plate, on the contrary, bending machining portion becomes local, the out of roundness deterioration of the steel pipe after therefore shaping, in addition, because needs carry out punch forming bit by bit, so there is the problem of punching press increased frequency productivity ratio deterioration.
Therefore, as above-mentioned countermeasure, as shown in Fig. 2 (b), by cooperatively increasing front end R with diameter of steel tube, increase the width of drift, thus out of roundness can be improved, boost productivity.But if increase drift width as described above, increase front end R, then out of roundness, productivity ratio improve, on the contrary, need and the change of steel pipe sizes, green strength more mold exchange continually accordingly.If especially the width of mould increases, load then not only needed for punch process increases, less relative to punch die spacing in the conveying capacity of steel plate, under the shape of the blank steel plate on punch die becomes the asymmetrical situation in left and right relative to the axle core of drift, also be applied with larger bending moment at the root of the beam being provided with mould, therefore easily exceed the fatigue strength of drift.Therefore, need to change the mould in punch head portion accordingly continually with the change of steel pipe sizes, blank steel plate, punching press condition.
In the past, as the replacing options of above-mentioned mould, such as, undertaken by following a series of operation: the dividing plate (ダ ミ ー plate larger) on load new mould after, use and aforementioned barriers is carried by conveying equipment that blank steel plate supplies to stamping machine in the horizontal direction, make near immediately below above-mentioned new mold movement to drift (beam), next, formed drift is declined and with new mould near the state of baffle contacts of position, remove the fastening from beam front end mold removal of bolt, next, utilize above-mentioned conveying equipment that dividing plate is moved and make immediately below new mold movement to beam, make new mould chimeric with beam front end, and be fastened by bolts and install.
Therefore, in existing method for changing die, move accurately in the horizontal direction due to dividing plate cannot be made, and, due to cannot the position of finely tuning mould under the state on dividing plate be placed in, so new mould cannot be supplied to immediately below beam, thus mould be installed on beam front end and need the long period.In addition, mould is divided into multiple sections, therefore needs repeatedly above-mentioned replacing operation, therefore changing a mould needs a large amount of time, and operating efficiency is reduced significantly.Further, need drift is elevated when more mold exchange, and due to the power supply of stamping machine cannot be cut off, so in order to ensure safety, need to seek several heavy Security Countermeasures, thus the reduction of productivity ratio cannot be avoided.
In addition, the method described in patent document 1 ~ 4 is only can be used in small-sized bending machine, the technology of stamping machine, not can be applicable to the technology of the die change manufacturing bigbore bullodozer with keeping intact.
Summary of the invention
The problems referred to above point that the present invention exists in view of prior art completes, its object is to propose a kind of can at short notice efficiently and carry out the method for changing die of the die change of the punch head of bullodozer safely, and the mould chassis providing a kind of the method to use.
The present inventor, in the face of solving above-mentioned problem, have carried out wholwe-hearted research.Found that: the mould chassis preparing to load in the lump divided multiple die segments, length direction along drift between a pair punch die of this chassis below stamping machine is moved, thus mould can be positioned accurately to supply immediately below drift, and the steel pipe output device of the steel pipe after preferably using the output punch forming set by stamping machine makes this chassis move, and Given this creates the present invention.
Namely, the present invention relates to a kind of method for changing die of bullodozer, for the drift utilizing a pair punch die and be elevated between above-mentioned punch die the steel plate on punch die carried out to the method for changing die of the punch head of the bullodozer of bending machining, it is characterized in that, can along the mould chassis of the length direction movement of drift between above-mentioned a pair punch die by mould is placed in, carry out mould to the input immediately below above-mentioned drift and mould from the output immediately below above-mentioned drift.
The feature of above-mentioned method for changing die of the present invention is, uses and is disposed in the steel pipe output device of above-mentioned stamping machine, carries out above-mentioned mould chassis to the input immediately below drift and above-mentioned mould chassis from the output immediately below drift.
In addition, the feature of above-mentioned method for changing die of the present invention is, make the mould incorporating section of above-mentioned mould chassis rises, under the state making above-mentioned mould incorporating section abut with punch head, carry out mould from punch head take off and mould to the installation of punch head.
In addition, the feature of above-mentioned method for changing die of the present invention is, by making above-mentioned mould table move under the state being placed with mould, the position in the direction orthogonal with punch length direction of carrying out the mould of the mould table be placed in above-mentioned mould incorporating section adjusts.
In addition, the feature of above-mentioned method for changing die of the present invention is, when above-mentioned mould being divided into multiple sections, changes above-mentioned mould in the lump.
In addition, the feature of above-mentioned method for changing die of the present invention is, is divided into by multiple sections by multiple groups of pad connection, carries out the handling relative to mould chassis in units of this group.
In addition, the present invention relates to a kind of mould chassis of die change of bullodozer, the mould chassis that die change steel plate on punch die being carried out to the punch head of the bullodozer of bending machining for the drift utilizing a pair punch die and be elevated between above-mentioned punch die uses, it is characterized in that, can by the device of steel pipe after the output punch process that is arranged at above-mentioned bullodozer and the length direction along drift between above-mentioned a pair punch die moves.
In addition, the feature of above-mentioned mould chassis of the present invention is, has the mould incorporating section of storage mould, and has the elevating mechanism that above-mentioned mould incorporating section is elevated.
In addition, the feature of above-mentioned mould chassis of the present invention is, have position adjusting mechanism, the position in the direction at a right angle with punch length direction that this position adjusting mechanism carries out for each of mould table being placed with mould the mould being received into above-mentioned mould incorporating section adjusts.
According to the present invention, the die change of bullodozer can be carried out at short notice efficiently, therefore, it is possible to manufacture heavy wall, long size and the large footpath welded still pipe of high strength with high productivity ratio.
Accompanying drawing explanation
Fig. 1 is the figure be schematically described the manufacture method of the steel pipe based on press-bending method.
Fig. 2 is the figure be described the impact that steel pipe manufacture produces the die width of punch head.
Fig. 3 is the illustration figure be described the structure of the drift of bullodozer.
Fig. 4 is the figure be described the profile construction of mould chassis.
Fig. 5 is the figure be described the order of die change (taking off method).
Fig. 6 takes off to the mould of mould chassis the figure that operation is described.
Fig. 7 is the figure to being divided into the method for operating of multiple moulds to be described.
Detailed description of the invention
The present invention relates to the replacing options of the mould of the front end drift that utilizes a pair punch die and be elevated between this punch die carries out the bullodozer of bending machining to the steel plate on punch die, that be installed on drift supporting mass.
Fig. 3 carries out illustrative figure to the structure of the drift of the bullodozer used in the present invention.Above-mentioned drift by be installed on stamping machine main body 7 drift supporting mass 4 (beam), form with the mould 5 being installed on the front end (lower end) of this beam by set bolt 6.Being formed for the chimeric groove 8 in beam bottom with the side that beam front end abuts at mould, inserts liner (spacer) 9 between this groove portion and beam front end.
Above-mentioned mould also exists for the situation of one-piece member, but usually considers the making, operability etc. of mould, and is generally divided into multiple sections.As mentioned above, in the past, when changing above-mentioned mould, making it mobile by being placed in by mould on dividing plate, carrying out the output of the conveying of mould to the lower position of stamping machine and the lower position from stamping machine.But, in the above-mentioned methods, at beam front end jig accurately, the plenty of time cannot be needed when mounted thus, and become the reason hindering productivity ratio.In addition, need drift is moved, and need to carry out replacing operation under the state keeping the power supply connecting stamping machine, therefore in order to ensure safety, need to seek several heavy Security Countermeasures, thus the negative effect to productivity ratio generation cannot be avoided.
Therefore, the present invention, by mould being placed in the mould chassis along the length direction movement of drift between a pair punch die being arranged at stamping machine bottom, carries out mould to the input immediately below above-mentioned drift and mould from the output immediately below above-mentioned drift.
Above-mentioned mould chassis, in stamping press, is placed in the position different from stamping machine, when carrying out die change, is equipped on the output line of the steel pipe (open tube) after exporting punch forming by crane etc.Above-mentioned mould chassis has the length that can load the mould being divided into multiple sections in the lump, at the stamping machine side end of the length direction of this chassis, is provided with such as upwards the connect mechanisms such as the hook of (or downward).On the other hand, the steel pipe output device of the steel pipe after the output punch forming being arranged at stamping machine, is provided with other connect mechanisms such as the hook of (or upwards) such as downwards linked with the connect mechanism of above-mentioned mould chassis.
And, can by the connect mechanism of above-mentioned mould chassis side and the connect mechanism of steel pipe output device side be linked, and steel pipe output device is moved to the direction contrary with during output steel pipe, carry out above-mentioned mould chassis from the input immediately below the export-oriented stamping machine drift of stamping machine.
On the other hand, can by the pushing fixture arranged at the steel pipe output device being used for the steel pipe after exporting punch forming be abutted with mould chassis, or the connect mechanism of above-mentioned mould chassis side and the connect mechanism of steel pipe output device side are linked, and steel pipe output device is moved along steel pipe outbound course, carry out above-mentioned mould chassis from immediately below stamping machine drift to the output stamping machine.
, special restriction is not done to travel mechanism's (drive source) of above-mentioned steel pipe output device herein, such as, can be driven by the chain or band etc. being connected to the power sources such as motor yet.
In addition, above-mentioned mould chassis, such as being represented by dotted lines in the bottom of Fig. 4, can be walked on the pipeline be made up of V roller, walks in orbit in the bottom that also wheel can be installed on mould chassis, also can be used together the two, does not do special restriction.In addition, when adopting above-mentioned V roller, the V roll forming of preferred stamping machine bottom becomes following structure: declining when stamping press retreats not hinder operation, only rises when die change.
In addition, it is (following that Fig. 4 shows the direction at a right angle with the length direction of drift, also referred to as " width ") section, above-mentioned mould chassis 10 is made up of the mould incorporating section 12 of chassis base portion 11 with top, the width section shape of above-mentioned mould incorporating section 12 is H shape, and the recess on top is provided with the mould table 13 for mould mounting.And, the position adjustment bolt 14 as the position adjusting mechanism of mould table 13 is provided with in the both sides of above-mentioned mould incorporating section, by making above-mentioned bolt rotate, thus under the state being placed with mould, inching can be carried out to the width position of the mould table 13 in the recess of mould incorporating section.By using this position to adjust bolt 14, thus the front end of new mould and drift supporting mass (beam) can be made easy rapidly and chimeric accurately.
In addition, be separated with mould incorporating section 12 by above-mentioned chassis base portion 11, and can utilize the hydraulic jack 15 as elevating function being disposed in chassis base portion side that mould incorporating section 12 is elevated.Thus, when new mould is installed on drift lower end, mould can be made to increase under the state being placed on the mould table in mould incorporating section and make it to abut with punch head (beam front end), in addition, when mould is taken off from punch head, can make on mould incorporating section rise make mould abut with mould table after taken off.Therefore, even if in die change operation, such as staff carries out in stamping machine bottom utilizing set bolt fastening punch head portion and mould or removing fastening operation, do not need to make mould punching owner body action, therefore, it is possible to more mold exchange more safely yet.
The method for changing die of the present invention employing above-mentioned mould chassis is undertaken by following order.
< mould take off >
The take off method of Fig. 5 and Fig. 6 to mould is used to be described.
Step 1: the mould chassis 10 of sky is equipped on (Fig. 5 (a)) steel pipe output line 16 with placing from chassis)
Step 2: make steel pipe output device 17 move to the position of mould chassis 10, and the two is carried out linking (Fig. 5 (b)).
Step 3: immediately below the drift 2 utilizing steel pipe output device 17 to make mould chassis 10 move to stamping machine 7 (Fig. 5 (c), Fig. 6 (a)).
Step 4: utilize hydraulic jack 15 to make the mould incorporating section 12 on mould chassis top increase, the mould table 13 in incorporating section is abutted (Fig. 5 (d), Fig. 6 (b)) with the mould 5 of punch head.
Step 5: remove the fastening of set bolt 6, from punch head (beam front end) mold removal 5 (Fig. 5 (d), Fig. 6 (c)).
Step 6: mould incorporating section 12 and mould 5 are together declined, and is carried on (Fig. 5 (e), Fig. 6 (d)) on mould chassis base portion 11.
Step 7: utilize steel pipe output device 17 by extrapolated to stamping machine for mould chassis 10, and be placed in (Fig. 5 (f)) on steel pipe output line 16.
Step 8: remove mould chassis 10 from steel pipe output line 16.
The installation > of < mould
Next, the installation method of mould is described.In addition, as long as the method is carried out with the order that the method for taking off with above-mentioned mould is roughly contrary, therefore figure is omitted the description.
Step 1: the mould chassis 10 being placed with new mould 5 is equipped on steel pipe output line 16.
Step 2: make steel pipe output device 17 move to the position of mould chassis 10, and the two is linked.
Step 3: utilize steel pipe output device 17 that mould chassis 10 is moved to immediately below the drift 2 of stamping machine 7.
Step 4: utilize hydraulic jack 15 to make the mould incorporating section 12 on mould chassis top increase, and make the groove portion 8 of the new mould 5 in incorporating section chimeric with drift supporting mass 4 (beam) front end.Now, the width position of mould uses the position of mould table 13 adjustment bolt 14 to finely tune.
Step 5: be fastened and fixed bolt 6, is installed on the front end of beam 4 by mould 5.
Step 6: mould incorporating section 12 is declined, and be carried on mould chassis base portion 11.
Step 7: utilize steel pipe output device 17 ejection die chassis 10, and be placed on steel pipe output line 16.
Step 8: remove mould chassis 10 from steel pipe output line 16.
In addition, for the drift replacing options of bullodozer of the present invention, when mould being divided into multiple sections, considering operating efficiency, not changing multiple sections singly, and preferably carry out in the lump as one.But, when the length of mould is longer, there is the situation being difficult to once be positioned in by mould on mould chassis.In the above cases, preferably the mould be made up of multiple sections is divided into multiple groups that are linked by multiple sections of fewer number of, is placed in units of above-mentioned group on mould chassis.
In this case, above-mentioned group is preferably formed to following structure: junction surface parallel pin being embedded in each sections, and is set to the length of group by inserting the length being formed at the liner in the groove portion 8 of mould upstream and is undertaken fastening by bolt.Further, preferably, above-mentioned each group of linking part each other arranges and makes liner organize give prominence to from the end of group and make above-mentioned outstanding liner embed the liner lack part of the end that another is organized, and two groups via pad connection.
Accordingly, the mould be made up of multiple sections can be made not to be placed on mould chassis in width dislocation, and then, the installation of mould to drift supporting mass (beam) can be carried out accurately.Fig. 7 shows the example that will nine sections mould is divided into be divided into three groups be made up of three sections.In addition, the order be placed in multiple groups on mould chassis is preferably first carried out from the group arranging liner lack part.
Embodiment
Manufacturing, external diameter is 20 ~ 56inch, the thickness of pipe is in the die change of the bullodozer of the welded still pipe of 12.7 ~ 50.8mm, use and utilize the method (comparative example) of the prior art of the dividing plate described in [0011] and these two kinds of methods of method for changing die of the present invention (example) to carry out, compare required time.In addition, the total length of mould is 13.5m, as shown in Figure 7, is divided into nine sections, using three sections as one group, operates.
As a result, die change time of example of the present invention compared with the prior art example compare, can foreshorten to about close to 1/3.
Symbol description
1 ... blank steel plate; 2 ... drift; 3 ... punch die; 4 ... drift supporting mass (beam); 5 ... mould; 6 ... set bolt; 7 ... stamping machine main body; 8 ... embeded slot; 9 ... liner; 10 ... mould chassis; 11 ... mould chassis base portion; 12 ... mould incorporating section; 13 ... mould table; 14 ... position adjusting mechanism (position adjustment bolt); 15 ... elevating mechanism (hydraulic jack); 16 ... steel pipe output line; 17 ... steel pipe output device; 18 ... parallel pin.

Claims (9)

1. a method for changing die for bullodozer, to carry out the method for changing die of the punch head of the bullodozer of bending machining, it is characterized in that to the steel plate on punch die for the drift utilizing a pair punch die and be elevated between described punch die,
Can along the mould chassis of the length direction movement of drift between described a pair punch die by mould is placed in, carry out mould to the input immediately below described drift and mould from the output immediately below described drift.
2. the method for changing die of bullodozer according to claim 1, is characterized in that,
Use and be disposed in the steel pipe output device of described stamping machine, carry out described mould chassis to the input immediately below drift and described mould chassis from the output immediately below drift.
3. the method for changing die of bullodozer according to claim 1 and 2, is characterized in that,
Make the mould incorporating section of described mould chassis rises, under the state making described mould incorporating section abut with punch head, carry out mould from punch head take off and mould to the installation of punch head.
4. the method for changing die of the bullodozer according to any one of claims 1 to 3, is characterized in that,
By making described mould table move under the state being placed with mould, the position in the direction orthogonal with punch length direction of carrying out the mould of the mould table be placed in described mould incorporating section adjusts.
5. the method for changing die of the bullodozer according to any one of Claims 1 to 4, is characterized in that,
When described mould being divided into multiple sections, change described mould in the lump.
6. the method for changing die of bullodozer according to claim 5, is characterized in that,
Multiple sections is divided into by multiple groups of pad connection, in units of this group, carries out the handling relative to mould chassis.
7. a mould chassis for the die change of bullodozer, the mould chassis that the die change steel plate on punch die being carried out to the punch head of the bullodozer of bending machining for the drift utilizing a pair punch die and be elevated between described punch die uses, is characterized in that,
Can by the device of steel pipe after the output punch process that is arranged at described bullodozer and the length direction along drift between described a pair punch die moves.
8. the mould chassis of the die change of bullodozer according to claim 7, is characterized in that,
There is the mould incorporating section of storage mould, and there is the elevating mechanism that described mould incorporating section is elevated.
9. the mould chassis of the die change of the bullodozer according to claim 7 or 8, is characterized in that,
Have position adjusting mechanism, the position in the direction at a right angle with punch length direction that this position adjusting mechanism carries out for each of mould table being placed with mould the mould being received into described mould incorporating section adjusts.
CN201380076715.9A 2013-05-31 2013-05-31 Digitally enhanced microscopy for multiplexed histology Active CN105246674B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/065141 WO2014192129A1 (en) 2013-05-31 2013-05-31 Mold replacement method and mold platform in bending press

Publications (2)

Publication Number Publication Date
CN105246674A true CN105246674A (en) 2016-01-13
CN105246674B CN105246674B (en) 2017-05-10

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CN110681736A (en) * 2019-10-17 2020-01-14 施海燕 High-efficient equipment of bending with two functions of trading
CN111069374A (en) * 2019-12-26 2020-04-28 华钰汽配有限公司 Bending device and method for automobile front license plate support

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CN110681736A (en) * 2019-10-17 2020-01-14 施海燕 High-efficient equipment of bending with two functions of trading
CN110681736B (en) * 2019-10-17 2020-12-18 赣州市恒邦金属制品有限公司 High-efficient equipment of bending with two functions of trading
CN111069374A (en) * 2019-12-26 2020-04-28 华钰汽配有限公司 Bending device and method for automobile front license plate support

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RU2630094C2 (en) 2017-09-05
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EP3006196A1 (en) 2016-04-13

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