CN109366093B - A kind of ingot-containing tube moves back gallbladder method and changes gallbladder method - Google Patents
A kind of ingot-containing tube moves back gallbladder method and changes gallbladder method Download PDFInfo
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- CN109366093B CN109366093B CN201811238427.XA CN201811238427A CN109366093B CN 109366093 B CN109366093 B CN 109366093B CN 201811238427 A CN201811238427 A CN 201811238427A CN 109366093 B CN109366093 B CN 109366093B
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- ingot
- containing tube
- liner
- outer lining
- gallbladder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C27/00—Containers for metal to be extruded
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
Gallbladder method is moved back the invention discloses a kind of ingot-containing tube and changes gallbladder method, and the ingot-containing tube of the first liner is had including providing；Heat ingot-containing tube；Cooling ingot-containing tube, so that the first liner of ingot-containing tube is separated with the outer lining of ingot-containing tube；Heat outer lining；The second liner is fitted into outer lining using hanging device；The internal diameter and feed end of the second liner for having been charged into outer lining are processed.A kind of ingot-containing tube provided in an embodiment of the present invention moves back gallbladder method and changes gallbladder method, by way of ingot-containing tube cooling after first heating ingot-containing tube, so that the liner of ingot-containing tube is separated with the outer lining of ingot-containing tube, it hits pay dirk and moves back the purpose of gallbladder, then the processing dimension of the second liner is determined by the hole size that basis moves back the outer lining after gallbladder again, so that the second liner finishing size is the outer lining inner hole Interference size after moving back gallbladder, and magnitude of interference general control is 1.5~2.5 ‰, to be conducive to improve the success rate that the second liner is packed into the outer lining after moving back gallbladder.
Description
Technical field
Gallbladder method is moved back the present invention relates to aluminum profile preparation technical field more particularly to a kind of ingot-containing tube and changes gallbladder method.
Background technique
Ingot-containing tube is an important accessory on aluminum section extruder, and main function is the pressure by aluminum section extruder
For power by the raw material in ingot-containing tube liner, the pattern shape by being assemblied in liner discharge port end is squeezed into the shape of all kinds of requirements
Shape and size.
It is found in long-term process, since the liner of ingot-containing tube bears sizable pressure during squeezing raw material
Power causes ingot-containing tube the phenomenon that after prolonged use, liner will appear abrasion, deformation or cracking, so that influencing
The normal use of liner, and then influence the quality of product, it is therefore desirable to the liner of ingot-containing tube is inspected periodically and in liner
There is the liner more renewed in time when abrasion, deformation or cracking phenomena, to ensure that ingot-containing tube can continue to use.However, at present
Ingot-containing tube generally there are the lower problem of gallbladder success rate is changed, success rate that the liner for ingot-containing tube of tracing it to its cause is separated with outer lining
Low and be also possible to the case where outer lining damage occur during moving back gallbladder, this not only affects the quality of ingot-containing tube, also greatly
Increase the cost of production.
Summary of the invention
Gallbladder method is moved back the embodiment of the invention discloses a kind of ingot-containing tube and changes gallbladder method, be can be improved existing ingot-containing tube and is changed gallbladder
Success rate, and then reduce production cost.
To achieve the goals above, first aspect of the embodiment of the present invention provides a kind of ingot-containing tube and moves back gallbladder method, the Sheng
Ingot cylinder moves back gallbladder method
The ingot-containing tube for having the first liner is provided；
Heat the ingot-containing tube；
The cooling ingot-containing tube, so that first liner of the ingot-containing tube is separated with the outer lining of the ingot-containing tube.
As an alternative embodiment, in the embodiment of first aspect present invention, in the heating Sheng ingot
Before the step of cylinder, the ingot-containing tube moves back gallbladder method further include: examines to the presentation quality of the outer lining of the ingot-containing tube
It tests；
It tests to the hardness of the outer surface of the outer lining；
The hardness of discharge end and feed end to the outer lining is tested.
As an alternative embodiment, in the embodiment of first aspect present invention, described to the outer lining
In the step of hardness of outer surface is tested, specifically include:
Determine the position that outer surface, discharge end and the feed end of the outer lining need to be examined；
It polishes the outer surface of the outer lining, the position that need to be examined of discharge end and feed end；
It tests to the hardness of the position that need to be examined of the outer surface of the outer lining, discharge end and feed end.
As an alternative embodiment, in the embodiment of first aspect present invention, in the heating Sheng ingot
In the step of cylinder, specifically include:
Measure the hardness parameter of the outer lining of the ingot-containing tube；
The heating temperature of the ingot-containing tube is determined according to the hardness parameter；
Ingot-containing tube threading heating equipment is heated.
As an alternative embodiment, in the embodiment of first aspect present invention, the calculating of the heating temperature
Formula are as follows: T=1150~16.7*H, wherein T is the heating temperature, and H is the described hard of the outer lining of the ingot-containing tube
Degree.
As an alternative embodiment, in the embodiment of first aspect present invention, described by the ingot-containing tube
It puts into the step of heating equipment is heated, specifically includes:
Ingot-containing tube dress is hung on hanging device；
The ingot-containing tube is loaded vertically by the heating equipment using the hanging device.
As an alternative embodiment, in the embodiment of first aspect present invention, described by the ingot-containing tube
It puts into the step of heating equipment is heated, the temperature of shove charge is less than or equal to 250 DEG C, and the heating-up time is 2~4h, protects
The warm time is greater than or equal to 7~9h.
As an alternative embodiment, in the embodiment of first aspect present invention, in the cooling Sheng ingot
In the step of cylinder, specifically include:
The ingot-containing tube is taken out from the heating equipment；
First liner and the outer lining junction are directly sprayed with high pressure water, so that the outer lining is in self gravity
Effect is lower to be freely detached from first liner.
Second aspect of the present invention provides a kind of ingot-containing tube and changes gallbladder method, and the ingot-containing tube includes the second liner and using such as
Above-mentioned ingot-containing tube moves back the outer lining that gallbladder method obtains, and the gallbladder method of changing includes:
Heat the outer lining；
Second liner is fitted into the outer lining using the hanging device；
The internal diameter and feed end of second liner for having been charged into the outer lining are finished.
As an alternative embodiment, in the embodiment of second aspect of the present invention, in the heating outer lining
The step of before, the ingot-containing tube changes gallbladder method further include:
The hole size of the outer lining after gallbladder is moved back in measurement；
The processing dimension of second liner is determined according to the hole size for moving back the outer lining after gallbladder；
The production technology for producing second liner is formulated, second liner is produced.
As an alternative embodiment, in the embodiment of second aspect of the present invention, after gallbladder is moved back in the measurement
Before the step of hole size of the outer lining, the ingot-containing tube changes gallbladder method further include:
The presentation quality of the outer lining after gallbladder is moved back described in inspection；
The hardness of the outer surface of the outer lining after gallbladder is moved back described in inspection；
The discharge end of the outer lining and the hardness of feed end after gallbladder are moved back described in inspection.
As an alternative embodiment, in the embodiment of second aspect of the present invention, described in formulation production
In the step of production technology of second liner, specifically include:
Roughing obtains second liner；
Second liner is carried out quenched；
It tests to the hardness of the outer surface of second liner；
It tests to the hardness of the both ends of the surface of second liner；
The outer diameter and discharge end of second liner are finished.
As an alternative embodiment, obtaining institute in the roughing in the embodiment of second aspect of the present invention
In the step of stating the second liner, specifically include:
Internal diameter and outer diameter to second liner carry out roughing, and in processing, respectively in second liner
Internal diameter and outer diameter reserve the surplus of 1~5mm；
Discharge end and feeding end to second liner carry out roughing, and in processing, respectively in the discharge end
The surplus of 3~12mm is reserved with feeding end.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the outer lining and described second
The mutually matched magnitude of interference of liner is 1.5~2.5 ‰.
As an alternative embodiment, in an embodiment of the present invention, in the discharge end essence to second liner
When processing, surplus is reprocessed what the discharge end of second liner need to reserve 10~15mm.
Compared with prior art, the beneficial effects of the present invention are:
A kind of ingot-containing tube provided in an embodiment of the present invention moves back gallbladder method, by the side for first heating cooling ingot-containing tube after ingot-containing tube
Formula hits pay dirk so that the liner of ingot-containing tube is separated with the outer lining of ingot-containing tube and moves back the purpose of gallbladder.
In addition, the embodiment of the present invention uses the first presentation quality to the outer lining of ingot-containing tube, appearance before heating ingot-containing tube
The hardness of surface hardness, feed end and discharge end is detected, and is contained so as to be determined according to the hardness parameter of the outer lining of ingot-containing tube
The heating temperature of ingot cylinder, so that the heating temperature can either meet the temperature requirement for being detached from liner and outer lining, while the heating
Temperature can also meet the hardness heating temperature requirement of ingot-containing tube outer lining, avoid making ingot-containing tube outer lining when heating ingot-containing tube
Hardness changes and causes the hardness of ingot-containing tube outer lining undesirable, and then the problem of cause outer lining that can not continue to use,
And then improve the utilization rate of ingot-containing tube outer lining, effectively improve ingot-containing tube move back the success rate of gallbladder and reduce production at
This.
In addition, a kind of ingot-containing tube provided by the invention changes gallbladder method, the hole size of the outer lining after gallbladder is moved back by basis is true
The processing dimension of fixed second liner can ensure that the second liner finishing size is to move back as far as possible during processing the second liner
Outer lining inner hole Interference size after gallbladder, and magnitude of interference general control, 1.5~2.5 ‰, this not only can be to avoid because of magnitude of interference
Cause the second liner to separate in the outer lining after moving back gallbladder greatly very much, can also cause in second to avoid because magnitude of interference is too small
Gallbladder generates rupture, to be conducive to improve the success rate that the second liner is packed into the outer lining after moving back gallbladder.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the flow chart that a kind of ingot-containing tube that the embodiment of the present invention one provides moves back gallbladder method；
Fig. 2 is the flow chart that a kind of ingot-containing tube provided by Embodiment 2 of the present invention changes gallbladder method.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Gallbladder method is moved back the embodiment of the invention discloses a kind of ingot-containing tube and changes gallbladder method, be can be improved existing ingot-containing tube and is changed gallbladder
Success rate, and then reduce production cost.
Below in conjunction with the embodiment of the present invention and attached drawing, further description of the technical solution of the present invention.
Embodiment one
Refering to Figure 1, the embodiment of the present invention one, which provides a kind of ingot-containing tube, moves back gallbladder method, which moves back gallbladder method
Include:
101, the ingot-containing tube for having the first liner is provided.
In embodiment, which can be the ingot-containing tube that the first liner is scrapped.
102, ingot-containing tube is heated.
In the present embodiment, in order to ensure the quality of the outer lining of the ingot-containing tube with the first liner is met the requirements, Ke Yiji
Continuous to use, before step 102, which moves back gallbladder method further include:
It tests to the presentation quality of the outer lining of ingot-containing tube；
It tests to the hardness of the outer surface of outer lining；
The hardness of discharge end and feed end to outer lining is tested.
Specifically, when the presentation quality of the outer lining to ingot-containing tube is tested, outer lining can be observed by the naked eye to judge
The presentation quality of outer lining.For outer lining presentation quality inspection mainly include: examine outer lining with the presence or absence of crackle, abrasion,
Situations such as damaging is conducive in this way with confirming whether the outer lining of the ingot-containing tube can continue to use when carrying out next step, can
To ensure that the outer lining of the ingot-containing tube can continue to use, no replacement is required new outer lining, and then the material of ingot-containing tube can be saved
Expect cost.
Further, it in order to ensure the hardness of ingot-containing tube outer lining outer surface meets the requirement that can be continued to use, needs point
The hardness and the discharge end of outer lining and the hardness of feed end of the other outer surface to outer lining are tested.
Wherein, specifically comprise the following steps: in the step of hardness of the outer surface to outer lining is tested
Determine the position that the outer surface of outer lining need to be examined, the position of the inspection includes at N；
The position that the need of the outer surface of polishing outer lining are examined；
It tests to the hardness for the position that the need of the outer surface of outer lining are examined.
Specifically, in order to enable the hardness examined to represent the hardness of outer lining outer surface, the position for needing to examine
At N, wherein N >=1.Preferably, N=9, that is, each determination is symmetrical at the upper, middle and lower of the outer surface of outer lining three
Point, finally by the hardness number for determining outer lining outer surface of averaging, this result for advantageously allowing to calculate is more nearly
The hardness of outer lining appearance surface hardness script reduces error.
Similarly, it in order to improve the accuracy of outer lining outer surface Hardness Surveillance, needs in the hardness for examining outer lining outer surface
The position that the preceding outer surface to outer lining needs to examine carries out sanding and polishing, this is conducive to floating rust, greasy dirt, the ash of outer lining outer surface
The substances such as dirt, which are removed, completely thereby may be ensured that outer lining outer surface need to examine the position of hardness to have certain precision, and then keep away
Exempt from the substances such as the floating rust, greasy dirt, dust of outer lining outer surface to have an impact the result of outer lining outer surface Hardness Surveillance, improve outer
Serve as a contrast the accuracy of outer surface Hardness Surveillance.
Further, following step is specifically included in the step of hardness of feed end and discharge end to outer lining is tested
It is rapid:
Determine the position that feed end and discharge end need to be examined；
The position that polishing feed end and discharge end need to be examined；
It tests to the hardness of discharge end and feed end.
Specifically, in order to enable the hardness examined to represent the hardness of outer lining feed end and discharge end, in outer lining
Feed end and discharge end close outer lining inner hole at take M point to test, and M >=2.Examine ingot-containing tube outer lining feed end and
The hardness of discharge end continues to use requirement to confirm whether the hardness of ingot-containing tube outer lining feed end and discharge end meets, it is ensured that into
Before row next step, it is ensured that the outer lining of ingot-containing tube can continue to use, and advantageously reduce cost.
In the present embodiment, it in the case where ensuring that the outer lining of ingot-containing tube can continue to use, needs to carry out ingot-containing tube
Heating, so that the first liner is detached from the outer lining of ingot-containing tube by the principle expanded with heat and contract with cold using object.Wherein, in step
Specifically comprise the following steps: in rapid 102
Measure the hardness parameter of the outer lining of ingot-containing tube；
The heating temperature of ingot-containing tube is determined according to hardness parameter；
Ingot-containing tube threading heating equipment is heated.
Specifically, the calculation formula of heating temperature are as follows: T=1150~16.7*H, wherein T is heating temperature, and H is to contain ingot
The hardness of the outer lining of cylinder.It should learn, by determining the heating temperature of ingot-containing tube, and combination heating according to hardness parameter
The calculation formula of temperature, can calculate can meet the temperature that the first liner of ingot-containing tube is separated with outer lining, while can also make
The heating temperature that the temperature meets the outer lining of ingot-containing tube is obtained, is avoided when heated, the outer lining of ingot-containing tube heat damage etc. occurs and asks
Topic.Specifically, in actual operation, which is usually 510 DEG C~530 DEG C, may be, for example, 510 DEG C, 515 DEG C, 520
DEG C, 525 DEG C and 530 DEG C etc..This temperature may insure that the hardness of ingot-containing tube outer lining does not change when heating ingot-containing tube,
To allow to meet the requirement continued to use.
In addition, when heating, which is preferably well formula tempering furnace, the volume size of the well formula tempering furnace is needed
Will be depending on the size of ingot-containing tube outer lining, the volume size of well formula tempering furnace is preferentially selected as V=1/4D π h, whereinH=2000mm.
In the present embodiment, following step is specifically included in the step of being heated ingot-containing tube threading heating equipment
It is rapid:
Ingot-containing tube dress is hung on hanging device；
Ingot-containing tube is loaded vertically by heating equipment using hanging device.
Specifically, it is contemplated that the weight of ingot-containing tube is, so needing to use hanging device, ingot-containing tube dress to be hung than heavier
On hanging device, ingot-containing tube could be encased in heating equipment, that is, well formula tempering furnace.Wherein, when lifting, ingot will mainly be contained
First liner of cylinder is lifted on the hanging device.Preferably, which is that diameter isRound steel curve " U " font
Suspension hook.
In the step of being heated ingot-containing tube threading heating equipment, the temperature of shove charge is less than or equal to 250 DEG C, heating
Time is 2~4h, and soaking time is greater than or equal to 7~9h.Wherein, the temperature of shove charge cannot be arranged excessively high, because used
The outer lining of ingot-containing tube is likely to there are biggish stress, if the excessively high meeting of the temperature of shove charge so that ingot-containing tube outer lining in room temperature
State contacts high temperature suddenly, since the mutation meeting of temperature environment is so that the risk that rupturing occurs in ingot-containing tube outer lining becomes larger.
In addition, will heat up time control in 2~4h, concretely 2h, 2.5h, 3h, 3.5h or 4h, are intended to ensure
Heating rate cannot be too fast, if heating rate is too fast, also will increase ingot-containing tube outer lining and the probability ruptured occurs.
Also it is necessary to ensure that soaking time is greater than or is equal to 7~9h simultaneously, concretely 7h, 7.5h, 8h, 8.5h or 9h,
Purpose is in order to guarantee to may insure that ingot-containing tube can be heated completely when heating ingot-containing tube, so as to avoid because of heating time
It is too short and ingot-containing tube is caused local temperature situation not up to standard occur, and then the first liner is influenced while cooling due to cooling meat
The problem of degree can not enough be separated from the outer lining of ingot-containing tube.
103, cooling ingot-containing tube, so that the first liner of ingot-containing tube is separated with the outer lining of ingot-containing tube.
In the present embodiment, specifically comprise the following steps: in step 103
Ingot-containing tube is taken out from heating equipment；
The first liner and outer lining junction are directly sprayed with high pressure water, so that outer lining freely takes off under the effect of gravity
From the first liner.
That is, first ingot-containing tube is taken out from heating equipment after ingot-containing tube is completely heated, then again with height
Pressure water directly sprays the first liner and outer lining junction, since the material of ingot-containing tube outer lining and the material of the first liner are different, institute
It is different with the degree that ingot-containing tube outer lining and the first liner after heating contract on cooling, that is, the contraction speed of the first liner can be than containing
The contraction speed of ingot cylinder outer lining is big, along with hanging device is that dress is hung on the first liner, so the outer lining of ingot-containing tube exists
The first liner can be freely detached under the action of self gravity.
A kind of ingot-containing tube that the embodiment of the present invention one provides moves back gallbladder method, by cooling down ingot-containing tube after first heating ingot-containing tube
Mode hits pay dirk so that the first liner of ingot-containing tube is separated with the outer lining of ingot-containing tube and moves back the purpose of gallbladder.
In addition, the embodiment of the present invention uses the first presentation quality to the outer lining of ingot-containing tube, appearance before heating ingot-containing tube
The hardness of surface hardness, feed end and discharge end is detected, and is contained so as to be determined according to the hardness parameter of the outer lining of ingot-containing tube
The heating temperature of ingot cylinder simultaneously should so that the heating temperature can either meet the temperature requirement for being detached from the first liner and outer lining
Heating temperature can also meet the hardness heating temperature requirement of ingot-containing tube outer lining, avoid making outside ingot-containing tube when heating ingot-containing tube
The hardness of lining changes and causes the hardness of ingot-containing tube outer lining undesirable, and then causes what outer lining can not continue to use to ask
Topic, and then the utilization rate of ingot-containing tube outer lining is improved, it effectively improves ingot-containing tube and moves back the success rate of gallbladder and reduce production
Cost.
Embodiment two
It please refers to shown in Fig. 2, second embodiment of the present invention provides a kind of ingot-containing tubes to change gallbladder method, and ingot-containing tube includes in second
Gallbladder and the use ingot-containing tube that such as embodiment one provides move back the outer lining that gallbladder method obtains, and changing gallbladder method includes:
201, outer lining is heated.
In the present embodiment, which is the ingot-containing tube outer lining that the first liner is exited in embodiment one.
202 are fitted into the second liner in outer lining using hanging device.
In the present embodiment, in order to the second liner is encased in the outer lining after moving back gallbladder, and by the second liner
It is packed into before the outer lining after moving back gallbladder, needs to produce the second liner, therefore, before step 201, ingot-containing tube changes gallbladder method and further includes
Following steps:
The hole size of the outer lining after gallbladder is moved back in measurement；
The processing dimension of the second liner is determined according to the hole size for moving back the outer lining after gallbladder；
The production technology of the second liner of production is formulated, the second liner is produced.
It in the present embodiment, is by being detached from the first liner from ingot-containing tube outer lining after heating due to moving back the outer lining after gallbladder
Outer lining obtained from out, in example 1 by heating ingot-containing tube so that the first liner was detached from ingot-containing tube outer lining
This process is likely to destroy the hardness of outer lining, so in order to confirm whether the outer lining after moving back gallbladder can continue to make
With before the step of measuring the hole size of the outer lining after moving back gallbladder, ingot-containing tube changes gallbladder method further include:
Examine the presentation quality of outer lining after moving back gallbladder；
Examine the hardness of the outer surface of outer lining after moving back gallbladder；
The discharge end of outer lining and the hardness of feed end after gallbladder are moved back in inspection.
That is, needing to reexamine outside ingot-containing tube before the step of measuring the hole size of the outer lining after moving back gallbladder
The presentation quality and hardness of lining, be in order to check the outer lining after liner is detached from by heating if appropriate for ingot-containing tube outer lining after
The continuous requirement used, if it find that the hardness of the outer lining in ingot-containing tube after heat treatment is lower, it can be in time to Sheng ingot
Cylinder outer lining progress is quenched, meets the requirements so that the hardness of ingot-containing tube outer lining reaches.
In the present embodiment, formulate production the second liner production technology the step of in specifically includes the following steps:
Roughing obtains the second liner；
Second liner is carried out quenched；
It tests to the hardness of the outer surface of the second liner；
It tests to the hardness of the both ends of the surface of the second liner；
Second liner is finished.
Specifically, the processing dimension of the second liner is first determined according to the hole size for moving back the outer lining after gallbladder, roughing obtains
Second liner, then carry out to the hardness of the second liner quenched, and general hardness quenching and tempering is in 40~48HRC, concretely 40HRC,
42HRC, 44HRC, 46HRC or 48HRC.Then the hardness of the outer surface to the second liner and both ends of the surface is tested, and checks warp
Whether the hardness of the second liner after crossing hardness quenching and tempering meets the requirement of user, then finishes again to the second liner.
In the present embodiment, it in the step of roughing obtains second liner, specifically includes:
Internal diameter and outer diameter to the second liner carry out roughing, and in processing, respectively in the internal diameter of the second liner and outside
Diameter reserves the surplus of 1~5mm；
Discharge end and feeding end to the second liner carry out roughing, and in processing, respectively in discharge end and feeding end
The surplus of reserved 3~12mm.
Specifically, due to the precision of the second liner obtained in roughing be it is relatively low, in order to improve in second
The precision of gallbladder is to meet requirement, in the step of roughing obtains the second liner, needs in the internal diameter and outer diameter of the second liner
The surplus of reserved 1~5mm, that is, preferably stay the surplus of unilateral 3mm to finishing when processing the outer diameter of the second liner；And
It is generally preferred to stay the surplus of unilateral 2mm to finishing when processing the internal diameter of the second liner.Similarly, in discharge end and feeding end
The surplus of reserved 3~12mm, that is, it is generally preferred to stay the surplus of 10mm to finishing when processing the discharge end of the second liner,
And it is generally preferred to stay the surplus of 5mm to finishing when processing the feeding end of the second liner.
Further, outer lining and the mutually matched magnitude of interference of the second liner are 1.5~2.5 ‰, limit this magnitude of interference
Purpose is intended to avoid causing the second liner of ingot-containing tube to separate in the outer lining after moving back gallbladder because magnitude of interference is too big, and
In order to avoid causing the second liner of ingot-containing tube to generate rupture, therefore, outer lining and the second liner after moving back gallbladder because magnitude of interference is too small
Mutually matched magnitude of interference general control 1.5~2.5 ‰, this is conducive to improve gallbladder is moved back into the loading of the second liner of ingot-containing tube after
The success rate of outer lining.
In the present embodiment, it in the discharge end finishing to the second liner, needs to stay in advance in the discharge end of the second liner
10~15mm's reprocesses surplus.That is, the ingot-containing tube equipped with the second liner is during use, the second liner is possible to
Will appear deformation or abrasion the case where, and in actual production can often cleaning in need and repair the case where, cause
Material end is possible to have abrasion, so the surplus of discharge end can be stayed suitably greatly.Preferably, the discharge end of the second liner reserves
Surplus be 10~15mm so that when the discharge end of the second liner in use has the case where abrasion to occur later also
Use can be reprocessed, is unlikely to that entire liner will be replaced due to the abrasion of very little, the cost of production can be reduced.
203, the internal diameter and feed end of the second liner for having been charged into outer lining are finished.
In the present embodiment, since the required precision of the internal diameter of the second liner is relatively high, so need to be filled by the second liner
The inner hole of the second liner is further finished after outer lining after entering to move back gallbladder, because finishing the second liner again after the assembly is completed
Inner hole can guarantee the machining accuracy of the second liner internal diameter, and the feed end of the second liner is due to being to have a margin in assembly
, so needing to machine away surplus after the assembly is completed.
A kind of ingot-containing tube provided by Embodiment 2 of the present invention changes gallbladder method, the hole size of the outer lining after gallbladder is moved back by basis
The processing dimension for determining the second liner can ensure that the second liner finishing size is during processing the second liner as far as possible
Outer lining inner hole Interference size after moving back gallbladder, and magnitude of interference general control, 1.8~2.2 ‰, this not only can be to avoid because of interference
Amount is too big and the second liner of ingot-containing tube is caused to separate in the outer lining after moving back gallbladder, can also lead to avoid because magnitude of interference is too small
Cause the second liner of ingot-containing tube to generate rupture, thus be conducive to improve new second liner of ingot-containing tube is packed into the outer lining after moving back gallbladder at
Power.
Is moved back by gallbladder method and changes gallbladder method for a kind of ingot-containing tube disclosed by the embodiments of the present invention above and is described in detail, this
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
Help understands that a kind of ingot-containing tube of the invention moves back gallbladder method and changes gallbladder method and its core concept；Meanwhile for the one of this field
As technical staff, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, to sum up, this
Description should not be construed as limiting the invention.
Claims (15)
1. a kind of ingot-containing tube moves back gallbladder method, which is characterized in that the ingot-containing tube moves back gallbladder method and includes:
The ingot-containing tube for having the first liner is provided；
Determine the position that outer surface, discharge end and the feed end of the outer lining of the ingot-containing tube need to be examined, comprising: in the outer of outer lining
Each determination is symmetrical at the upper, middle and lower on surface 3 points and in the feed end of outer lining and the close outer lining of discharge end
At least two o'clock is taken to test at hole；
It polishes the outer surface of the outer lining, the position that need to be examined of discharge end and feed end；
It tests to the hardness of the position that need to be examined of the outer surface of the outer lining, discharge end and feed end；
The hardness parameter for measuring the outer lining of the ingot-containing tube determines the heating temperature of the ingot-containing tube according to the hardness parameter
Degree；
Heat the ingot-containing tube；
The cooling ingot-containing tube, so that first liner of the ingot-containing tube is separated with the outer lining of the ingot-containing tube.
2. a kind of ingot-containing tube according to claim 1 moves back gallbladder method, which is characterized in that in the heating ingot-containing tube
Before step, the ingot-containing tube moves back gallbladder method further include:
It tests to the presentation quality of the outer lining of the ingot-containing tube.
3. a kind of ingot-containing tube according to claim 1 moves back gallbladder method, which is characterized in that in the outer surface to the outer lining
In the step of hardness is tested, specifically include:
It is averaged by 3 points of each determination at the upper, middle and lower to the outer surface of outer lining symmetrically to determine outer lining appearance
The hardness number in face.
4. a kind of ingot-containing tube according to any one of claims 1 to 3 moves back gallbladder method, which is characterized in that in the heating institute
In the step of stating ingot-containing tube, specifically include:
Ingot-containing tube threading heating equipment is heated.
5. a kind of ingot-containing tube according to claim 4 moves back gallbladder method, which is characterized in that the calculation formula of the heating temperature
Are as follows: T=1150-16.7*H, wherein T is the heating temperature, and H is the hardness of the outer lining of the ingot-containing tube.
6. a kind of ingot-containing tube according to claim 5 moves back gallbladder method, which is characterized in that put into the ingot-containing tube described
In the step of heating equipment is heated, specifically include:
Ingot-containing tube dress is hung on hanging device；
The ingot-containing tube is loaded vertically by the heating equipment using the hanging device.
7. a kind of ingot-containing tube according to claim 6 moves back gallbladder method, which is characterized in that put into the ingot-containing tube described
In the step of heating equipment is heated, the temperature of shove charge is less than or equal to 250 DEG C, and the heating-up time is 2~4h, when heat preservation
Between be greater than or equal to 7~9h.
8. a kind of ingot-containing tube according to claim 1 moves back gallbladder method, which is characterized in that in the cooling ingot-containing tube
In step, specifically include:
The ingot-containing tube is taken out from the heating equipment；
First liner and the outer lining junction are directly sprayed with high pressure water, so that effect of the outer lining in self gravity
It is lower to be freely detached from first liner.
9. a kind of ingot-containing tube changes gallbladder method, which is characterized in that the ingot-containing tube include the second liner and using as claim 1 to
8 described in any item ingot-containing tubes move back the outer lining that gallbladder method obtains, and the gallbladder method of changing includes:
Heat the outer lining；
Second liner is fitted into the outer lining using hanging device；
The internal diameter and feed end of second liner for having been charged into the outer lining are finished.
10. a kind of ingot-containing tube according to claim 9 changes gallbladder method, which is characterized in that in the heating outer lining
Before step, the ingot-containing tube changes gallbladder method further include:
The hole size of the outer lining after gallbladder is moved back in measurement；
The processing dimension of second liner is determined according to the hole size for moving back the outer lining after gallbladder；
The production technology for producing second liner is formulated, second liner is produced.
11. a kind of ingot-containing tube according to claim 10 changes gallbladder method, which is characterized in that the institute after gallbladder is moved back in the measurement
Before the step of stating the hole size of outer lining, the ingot-containing tube changes gallbladder method further include:
The presentation quality of the outer lining after gallbladder is moved back described in inspection；
The hardness of the outer surface of the outer lining after gallbladder is moved back described in inspection；
The discharge end of the outer lining and the hardness of feed end after gallbladder are moved back described in inspection.
12. a kind of ingot-containing tube according to claim 11 changes gallbladder method, which is characterized in that in formulation production described the
In the step of production technology of two liners, specifically include:
Roughing obtains second liner；
Second liner is carried out quenched；
It tests to the hardness of the outer surface of second liner；
It tests to the hardness of the both ends of the surface of second liner；
The outer diameter and discharge end of second liner are finished.
13. a kind of ingot-containing tube according to claim 12 changes gallbladder method, which is characterized in that obtained in the roughing described
In the step of second liner, specifically include:
Internal diameter and outer diameter to second liner carry out roughing, and in processing, respectively in the internal diameter of second liner
The surplus of 1~5mm is reserved with outer diameter；
Discharge end to second liner and feeding end carry out roughing, and in processing, in the discharge end and enter respectively
Expect that the surplus of 3~12mm is reserved at end.
14. a kind of ingot-containing tube according to claim 12 or 13 changes gallbladder method, which is characterized in that the outer lining and described the
The mutually matched magnitude of interference of two liners is 1.5~2.5 ‰.
15. a kind of ingot-containing tube according to claim 12 changes gallbladder method, which is characterized in that go out to second liner
When expecting end finishing, surplus is reprocessed in the reserved 10~15mm of the discharge end of second liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238427.XA CN109366093B (en) | 2018-10-23 | 2018-10-23 | A kind of ingot-containing tube moves back gallbladder method and changes gallbladder method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238427.XA CN109366093B (en) | 2018-10-23 | 2018-10-23 | A kind of ingot-containing tube moves back gallbladder method and changes gallbladder method |
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| Publication Number | Publication Date |
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| CN109366093A CN109366093A (en) | 2019-02-22 |
| CN109366093B true CN109366093B (en) | 2019-11-19 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931351A (en) * | 2018-01-09 | 2018-04-20 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining device |
| CN207710645U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining outer lining fixing device adjustment structure |
| CN207710646U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining outer lining fixing device self-locking mechanism |
| CN207709568U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8069532B2 (en) * | 2007-04-30 | 2011-12-06 | Ina Acquisition Corp. | Reinforced grommet for cured in place liner |
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2018
- 2018-10-23 CN CN201811238427.XA patent/CN109366093B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931351A (en) * | 2018-01-09 | 2018-04-20 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining device |
| CN207710645U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining outer lining fixing device adjustment structure |
| CN207710646U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining outer lining fixing device self-locking mechanism |
| CN207709568U (en) * | 2018-01-09 | 2018-08-10 | 洛阳昌力机械有限公司 | A kind of ingot-containing tube moves back lining device |
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| CN109366093A (en) | 2019-02-22 |
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