CN202390516U - Aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device - Google Patents
Aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device Download PDFInfo
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- CN202390516U CN202390516U CN2011204804992U CN201120480499U CN202390516U CN 202390516 U CN202390516 U CN 202390516U CN 2011204804992 U CN2011204804992 U CN 2011204804992U CN 201120480499 U CN201120480499 U CN 201120480499U CN 202390516 U CN202390516 U CN 202390516U
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Abstract
The utility model discloses an aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device, which comprises a drive system, and a feed table, a horizontal type heating furnace, a discharge table, a quenching system and a discharge table which are sequentially connected, wherein the drive system comprises a motor, a drive mechanism and a carrier roller driving chain, the feed table, the horizontal type heating furnace, the discharge table, the quenching system and the discharge table are sequentially penetrated by the carrier roller driving chain, electric heating tubes are symmetrically arranged above and below a carrier roller of the carrier roller driving chain in the horizontal type heating furnace, the electric heating tubes are arranged in parallel with the carrier roller, a charging area, a heating area, a quenching area and a material receiving area of an aluminum tube are on the same horizontal line, the aluminum tube is always in a moving state, the aluminum tube is moved forwards by the friction between the aluminum tube and the carrier roller on the rotating carrier roller driving chain, and the aluminum tube is heated and quenched in a forward moving process and finally reaches the material receiving area, so that drilling on the head of the aluminum tube is avoided, the purposes of continuous feeding and continuous quenching are achieved, the operations of charging and material receiving are simple and convenient, and energy consumption in the quenching process is small.
Description
Technical field
The utility model relates to a kind of HTFX of Al-Mg-Si aluminium alloy cold-drawn pipe, belongs to nonferrous metal tube material processing technology field.
Background technology
The automobile connecting pipeline need carry out quench treatment usually with the Al-Mg-Si aluminium alloy cold-drawn pipe, and the quenching method that adopts at present is vertical quenching mostly, and the equipment that vertical quenching is adopted is upright quenching furnace.The defective of upright quenching furnace is that body of heater is very high, and generally more than 10 meters, this workshop height to factory has certain requirement, special-purpose driving need be installed simultaneously carry out the product handling, and too high apparatus maintenance is safeguarded of body of heater also caused certain difficulty.Vertical hardening step process is: bore a hole at the aluminum pipe head earlier; Be through with iron wire again and be fixed on the charging tray after being linked to be a bundle in the hole; With driving charging tray is sling then and put into cooling shaft; Be suspended in the upright quenching furnace after again charging tray being sling through the material lifting mechanism in the upright quenching furnace at last and heat, again aluminium is transferred to the following water in cooling shaft top after arrival design temperature and the soaking time and quenches.Again charging tray is hung out from cooling shaft after the quenching.From on can find out that there is following weakness in vertical quenching method: 1. need before quenching punch to the aluminum pipe head, accomplishing needs topping after quenching, this kind working method labor intensive man-hour and influence production efficiency and yield rate.2. longer because of the TRT, aluminum pipe places under the high temperature its surface oxidation serious for a long time, the back aluminum tube surfaces blackout that causes quenching, and crystal grain is bigger than normal, can not satisfy client's surface requirements; 3. upright quenching furnace is bulky, and it is very big to be heated to certain temperature power consumption, for saving the energy, is not suitable for the quenching of be pilot, and charging discharging complicated operation.
Summary of the invention
The HTFX of the Al-Mg-Si aluminium alloy cold-drawn pipe that the utility model technical problem to be solved provides that a kind of body of heater is low, production efficiency is high, surface quality is good, energy consumption is low, can feeding in continuous material.
The technical scheme of the utility model is:
A kind of Al-Mg-Si aluminium alloy cold-drawn pipe quenching apparatus comprises transmission system, also comprises the loading bay, horizontal heater, quench systems, the discharge pedestal that connect successively; Transmission system comprises motor, retarding mechanism and carrying roller transmission chain, and the carrying roller transmission chain comprises worm gear and worm screw, and worm gear connects an end of carrying roller; The other end of carrying roller is installed on the chock; Carrying roller is arranged in order and runs through loading bay, horizontal heater, quench systems, discharge pedestal, and the upper and lower of the carrying roller in horizontal heater is placed electrothermal tube symmetrically and evenly, and electrothermal tube and carrying roller are arranged in parallel; Quench systems comprises de-ionized water coolant turnover pipeline, pressure pump, water coolant collection device, nozzle and spray boom; Nozzle is installed on the spray boom, and spray boom is installed in the upper and lower of the carrying roller in the quench systems, is arranged in parallel with carrying roller.
Beneficial effect: in the quenching apparatus of the utility model, because of the body of heater height less than 2 meters, apparatus maintenance does not have special requirement for height to the workshop with safeguarding than being easier to simultaneously.Do not influence the normal operation of shop traveller.Because of loading area, heating zone, quench zone and the receiving section of equipment is on the same horizontal linear; Aluminum pipe relies on the frictional force of carrying roller and accomplishes whole process arrival receiving section; So not only avoided the boring of aluminum pipe head but also realized the purpose of feeding in continuous material continuous quenching, and made the charging rewinding simple to operation; Because of pipe end does not need boring, so can cancel pipe end boring and quench back excision pipe end operation.When actual production, quenching length directly cuts into the product length rather than the work in-process length of custom IC, has shortened the production cycle greatly and has improved production efficiency; Because be the feeding in continuous material continuous quenching, so the quenching length allowed band of aluminum pipe influences production efficiency greatly and not.
Description of drawings
Fig. 1 is the structural representation of quenching apparatus in the utility model;
Fig. 2 is quench zone schematic top plan view and the receiving section schematic top plan view that removes among Fig. 1 behind the water coolant collection device.
Among the figure: 1-motor, 2-retarding mechanism, 3-carrying roller transmission chain, 4-carrying roller, 5-fire door, 6-electrothermal tube, 7-horizontal heater, 8-second fire door, 9-water coolant collection device, 10-nozzle, 11-loading bay, 12-discharge pedestal, 13-aluminum pipe, 14-de-ionized water coolant turnover pipeline, 15-pressure pump, 16-spray boom, 17-transmission system, 18-quench systems, 20-worm gear, 21-worm screw, 22-chock.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
A kind of Al-Mg-Si aluminium alloy cold-drawn pipe quenching apparatus; Comprise transmission system 17, also comprise the loading bay 11, horizontal heater 7, quench systems 18, the discharge pedestal 12 that connect successively, transmission system 17 comprises motor 1, retarding mechanism 2 and carrying roller transmission chain 3; Carrying roller transmission chain 3 comprises worm gear 20 and worm screw 21; Worm gear 21 connects an end of carrying roller 4, and the other end of carrying roller 4 is installed on the chock 22, and carrying roller 4 is arranged in order and runs through loading bay 11, horizontal heater 7, quench systems 18, discharge pedestal 12; The upper and lower of the carrying roller 4 in horizontal heater 7 is placed electrothermal tube 6 symmetrically and evenly; Electrothermal tube 6 is arranged in parallel with carrying roller 4, and quench systems 18 comprises de-ionized water coolant turnover pipeline 14, pressure pump 15, water coolant collection device 9, nozzle 10 and spray boom 16, and nozzle 10 is installed on the spray boom 16; Spray boom 16 is installed in the upper and lower of the carrying roller 4 in the quench systems 18, is arranged in parallel with carrying roller 4.
Be provided with refractory insulating layer around the horizontal heater 7, import and export the fire door 5 and second fire door 8 respectively are housed, to reduce the loss of heat; All carrying rollers 4 are on the same sea line, and the spacing of carrying roller 4 sets up on their own according to minimum quenching aluminum pipe length; Horizontal heater 7 adopts full electrically heated, is provided with some heating unit-electrothermal tubes 6 in the stove, is distributed in carrying roller 4 upper and lowers, and the arrangement mode of electrothermal tube 6 and carrying roller 4 are parallel and be evenly arranged in the horizontal heater 7; Horizontal heater 7 is divided into several heating zone, and the type of heating of the electrothermal tube 6 in each heating zone is guaranteed the Control for Kiln Temperature precision by the silicon controlled rectifier independent control; Spray boom 16 is installed in the positive upper and lower of quench zone carrying roller 4, and installation direction is parallel with carrying roller 4, and spray boom 16 1 ends are connected with the entrance of cooling water pipeline.Spray boom 16 row's of installation numbers are 4-6 row, and are symmetrical up and down, and the globule that spacing sprays with nozzle 10 intersects is advisable.Be transported to spray boom 16 after the water coolant that pressure pump 15 is carried de-ionized water coolant turnover pipeline 14 pressurizes, the water-in pressure-controlling of spray boom 16 is at 2-2.5MPa, to guarantee the homogeneity of the water coolant that nozzle 10 sprays.Again recycle after handling after water coolant collection device 9 is collected water coolant.
A kind of quenching method that utilizes above-mentioned Al-Mg-Si aluminium alloy cold-drawn pipe quenching apparatus comprises the steps:
(1) used for aluminum surface aero oil or clean-out system clean up before the quenching;
(2) aluminum pipe is tiled in by individual layer on the carrying roller 4 of transmission system of rotation;
(3) aluminum pipe dependence travels forward with the frictional force of carrying roller 4, gets into horizontal heater 7;
(4) aluminum pipe is heated to the temperature of requirement in horizontal heater 7, and TR is the 510-540 degree, and is incubated 5-10 minute;
(5) quench zone of aluminum pipe entering quench systems 18 formation is carried out quench cooled then, and the deionized water that adopts specific conductivity≤100Us/N during cooling is as quenching medium; Be installed in the globule, the water smoke that the nozzle 10 continuous high pressure sprayings on the spray boom 16 go out aluminum pipe is cooled off, aluminum pipe was quickly cooled in 30 seconds below 30 degree; The water-in pressure-controlling of spray boom is at 2-2.5MPa, and the globule, the water smoke that spray from nozzle 10 are outside spurting, and jet angle is the 50-70 degree, and the globule that is ejected into aluminum tube surfaces maintains the pressure of 0.5MPa;
(6) aluminum pipe arrives the receiving section of being made up of discharge pedestal 12 through carrying roller 4.
Above-mentioned quenching method is to utilize the characteristics that the Al-Mg-Si aluminium alloy solid solubility temperature is wide, quenching sensitive is low to carry out, the situation explanation:
(1) quench before aluminum tube surfaces with aviation kerosene or be applicable to that the clean-out system of aluminum products cleans up, this is in order to prevent drawing oil carbonization in heat-processed to stick to the aluminum tube surfaces back aluminum tube surfaces blackening that causes quenching;
(2) aluminum pipe is tiled in by individual layer on the carrying roller of rotation, and this is in order to realize the rapid heating of aluminum pipe, reduce aluminum pipe coarsening rate and the time of crystal grain in the heat tracing process that the crystal grain of aluminum pipe is tiny after having guaranteed to quench, and improves the corrosion resistance of aluminum pipe;
(3) aluminum pipe is positioned horizontally on the carrying roller of rotation; Rely on the frictional force levels that rotates carrying roller and travel forward; Arrive receiving section through heating zone and quench zone, the aluminum pipe pipe end did not need boring before this made and quenches, and had so just cancelled pipe end boring and had quenched back excision pipe end operation.When actual production, quenching length directly cuts into the product length rather than the work in-process length of custom IC, has shortened the production cycle greatly and has improved production efficiency; And realized the feeding in continuous material continuous quenching, so the quenching length allowed band of aluminum pipe influences production efficiency greatly and not.
(4) aluminum pipe gets into the quench zone that quenching device forms and quenches, and quenchant adopts the deionized water of specific conductivity≤100Us/N, avoids containing can forming hickie in aluminum tube surfaces after Ca, the common water coolant of Mg ionic quench and influencing product surface quality.Be installed in the globule, water smoke that the nozzle 10 continuous high pressure sprayings on the spray boom 16 go out, aluminum pipe was quickly cooled in 30 seconds below 30 degree; The globule that is ejected into aluminum tube surfaces also maintains the pressure of 0.5MPa, and the vapor blanket that produces in the time of can breaking heat-eliminating medium and contact with the high temperature aluminum tube-surface improves the hardening capacity of aluminum pipe.
Embodiment 1:
Adopt the quenching method of the utility model to quench the drawing pipe of material 6063, specification φ 12*1.5*1000,
Heat treatment parameter: 520 ℃ of design temperatures, 12.3 minutes heat-up times.
Sample size: 5
Comparing embodiment 1:
Adopt original vertical quenching method to quench the drawing pipe of material 6063, specification φ 12*1.5*1000,
Heat treatment parameter: 520 ℃ of design temperatures, 60 minutes heat-up times.
Sample size: 5.
The The performance test results of testing in back 2 days of quenching sees the following form:
Embodiment 2:
Adopt the quenching method of the utility model to quench the drawing pipe of material 6061, specification φ 20*1.8*1000;
Heat treatment parameter: 535 ℃ of Heating temperatures, 15.6 minutes heat-up times.
Sample size: 5
Comparing embodiment 2:
Adopt vertical quenching method to quench the drawing pipe of material 6063, specification φ 20*1.8*1000;
Heat treatment parameter: 535 ℃ of Heating temperatures, 60 minutes heat-up times.
Sample size: 5.
The The performance test results of testing in back 2 days of quenching sees the following form:
Claims (1)
1. Al-Mg-Si aluminium alloy cold-drawn pipe quenching apparatus; Comprise transmission system (17); It is characterized in that: also comprise the loading bay (11), horizontal heater (7), quench systems (18), the discharge pedestal (12) that connect successively; Transmission system (17) comprises motor (1), retarding mechanism (2) and carrying roller transmission chain (3), and carrying roller transmission chain (3) comprises worm gear (20) and worm screw (21), and worm gear (21) connects an end of carrying roller (4); The other end of carrying roller (4) is installed on the chock (22); Carrying roller (4) is arranged in order and runs through loading bay (11), horizontal heater (7), quench systems (18), discharge pedestal (12), and the upper and lower of the carrying roller (4) in horizontal heater (7) is placed electrothermal tube (6) symmetrically and evenly, and electrothermal tube (6) is arranged in parallel with carrying roller (4); Quench systems (18) comprises de-ionized water coolant turnover pipeline (14), pressure pump (15), water coolant collection device (9), nozzle (10) and spray boom (16); Nozzle (10) is installed on the spray boom (16), and spray boom (16) is installed in the upper and lower of the carrying roller (4) in the quench systems (18), is arranged in parallel with carrying roller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204804992U CN202390516U (en) | 2011-11-26 | 2011-11-26 | Aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204804992U CN202390516U (en) | 2011-11-26 | 2011-11-26 | Aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device |
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| CN202390516U true CN202390516U (en) | 2012-08-22 |
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| CN2011204804992U Expired - Lifetime CN202390516U (en) | 2011-11-26 | 2011-11-26 | Aluminum magnesium silicon system aluminum alloy cold drawn tube quenching device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418056A (en) * | 2011-11-26 | 2012-04-18 | 江苏亚太轻合金科技股份有限公司 | Quenching equipment for Al-Mg-Si system aluminum alloy cold drawn pipes, and quenching method thereof |
| CN105021034A (en) * | 2015-08-07 | 2015-11-04 | 合肥工业大学 | Member bar heating furnace capable of achieving automatic material conveying |
| CN108559825A (en) * | 2018-02-02 | 2018-09-21 | 考迈托（佛山）挤压科技股份有限公司 | A kind of horizontal aluminium section bar solution hardening stove |
-
2011
- 2011-11-26 CN CN2011204804992U patent/CN202390516U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418056A (en) * | 2011-11-26 | 2012-04-18 | 江苏亚太轻合金科技股份有限公司 | Quenching equipment for Al-Mg-Si system aluminum alloy cold drawn pipes, and quenching method thereof |
| CN105021034A (en) * | 2015-08-07 | 2015-11-04 | 合肥工业大学 | Member bar heating furnace capable of achieving automatic material conveying |
| CN105021034B (en) * | 2015-08-07 | 2017-03-15 | 合肥工业大学 | A kind of can automatically transporting materials rod member heating furnace |
| CN108559825A (en) * | 2018-02-02 | 2018-09-21 | 考迈托（佛山）挤压科技股份有限公司 | A kind of horizontal aluminium section bar solution hardening stove |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |
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| CX01 | Expiry of patent term |