CN201889318U - Brass condenser pipe continuous induction annealing and drawing equipment - Google Patents
Brass condenser pipe continuous induction annealing and drawing equipment Download PDFInfo
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- CN201889318U CN201889318U CN201020632651XU CN201020632651U CN201889318U CN 201889318 U CN201889318 U CN 201889318U CN 201020632651X U CN201020632651X U CN 201020632651XU CN 201020632651 U CN201020632651 U CN 201020632651U CN 201889318 U CN201889318 U CN 201889318U
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Abstract
The utility model discloses brass condenser pipe continuous induction annealing and drawing equipment, which comprises continuous induction annealing equipment and continuous drawing equipment and is characterized in that the annealing equipment comprises a horizontal straightening device, a surface cleaning and drying device, a vertical straightening device, an induction annealing device, a quenching cooling device and an air curtain purging and drying device in sequence; the continuous drawing equipment comprises a primary drawing pretreatment device, a primary drawing device, a loop regulating device, a secondary drawing pretreatment device and a secondary drawing device, and the inlet of the primary drawing device is also provided with a primary drawing prefabricated head device, and the inlet of the secondary drawing device is provided with a secondary drawing prefabricated head device. Due to the fact that continuous induction heating is adopted by the equipment, the temperature rise speed is high, the temperature in a blank to be heated is even and the temperature difference is extremely small. Continuously carrying out double-pass high-speed drawing on the same one drawing equipment is implemented so that the production efficiency is greatly improved.
Description
Technical field
The utility model relates to a kind of annealing and stretcher, relates in particular to continuous induction annealing of a kind of brass condenser pipe and stretcher.
Background technology
At present, small dimension copper tube (Φ 40mm following) on-line continuous annealing process maturation, and that big specification brass condenser pipe (more than the Φ 45mm) sense of continuity is answered bright annealing technology is that all right is ripe.The tradition intermediate annealing process adopts electrothermal radiation tube or combustion gas heating, and blank is by the annealing of stove off-line.Existing intermediate annealing stove adopts annealing furnace at the bottom of car-type or the through type roller more, and the pipe length that can anneal is generally 6-8m.And continuously elongated to require the length of tubing be that the longer the better, generally is no less than 90m.The tradition annealing furnace can't satisfy the annealing requirement of overlength blank.Existing brass condenser pipe drawing process is to adopt the vertical bar drawing process, charge length 4-6m, and elongated article length 5-7m exists that production procedure is long, the production passage is many, production cost is high, product quality is low.Particularly can't satisfy the production requirement of overlength brass condenser pipe.
The utility model content
In view of this, the purpose of this utility model provides a kind of continuous induction annealing and stretcher that is applicable to big specification brass condenser pipe (more than the Φ 45mm).
Above-mentioned purpose realizes by following proposal:
Continuous induction annealing of a kind of brass condenser pipe and stretcher, it comprises continuous induction annealing and continuously elongated equipment, it is characterized in that described annealing device comprises successively: horizontal straightener, surface clean drying unit, vertical straightener, induction annealing device, quenching cooler and air curtain purge drying unit; Described continuously elongated equipment comprises: one-off drawing pretreatment unit, the one-off drawing device, the kink adjusting device that is used to regulate the two-stage draw speed, the succeeding stretch pretreatment unit that is used for the pre-straightening of pipe head, the succeeding stretch device that are used to add lubricant, the pre-straightening of pipe head and cleaning pipe end burr, and the prefabricated head unit of one-off drawing of the pipe system head before being used to stretch also is installed in the porch of described one-off drawing device, the prefabricated head unit of succeeding stretch that is used to carry out secondary system head is installed at the inlet of described succeeding stretch device.
According to above-mentioned annealing and stretcher, it is characterized in that, between described induction annealing device and quenching cooler, also be provided with in order to prevent the sealing guide pin bushing of tubing oxidation.
According to above-mentioned annealing and stretcher, it is characterized in that, between described vertical straightener and described induction annealing device, also be provided with in order to measure the speed measuring device of tubing pace.
According to above-mentioned annealing and stretcher, it is characterized in that described horizontal straightener comprises level aligning pinch roll and horizontal smoothing roll.
According to above-mentioned annealing and stretcher, it is characterized in that described vertical straightener comprises vertical aligning pinch roll and vertical smoothing roll.
According to above-mentioned annealing and stretcher, it is characterized in that, be connected with nitrogen-hydrogen mixed gas air inlet pipe and nitrogen-hydrogen mixed gas escape pipe on the described induction annealing device, and its thermal treatment zone is made up of at least 4 group high frequency bi-level induction coils, and every group of coil is respectively by the sensor control temperature that is installed in end turn.
According to above-mentioned annealing and stretcher, it is characterized in that comprise a plurality of cooling water nozzles in the described quenching cooler, the cooling water nozzle is connected on the cooling water inlet pipe, and described quenching cooler below also is connected with CWR.
According to above-mentioned annealing and stretcher, it is characterized in that described air curtain purges in the drying unit and comprises a plurality of cold gas nozzles, this nozzle is connected on the compressed air inlet pipe.
According to above-mentioned annealing and stretcher, it is characterized in that described one-off drawing device provides power by one-off drawing Hydraulic Station and one-off drawing main drive, described succeeding stretch device provides power by succeeding stretch Hydraulic Station and succeeding stretch main drive.
According to above-mentioned annealing and stretcher, it is characterized in that described one-off drawing main drive comprises motor and speed reducer.
According to above-mentioned annealing and stretcher, it is characterized in that described succeeding stretch main drive comprises motor and speed reducer.
The utility model adopts continuous eddy-current heating, and programming rate is fast, and temperature is even in the blank to be heated, and the temperature difference is minimum; Particularly reduced middle transhipment, stopped to collide with the products surface quality height in the middle of the goods; Realize continuous induction annealing, eliminated the work hardening of tubing, recovered the plasticity of tubing,, satisfy the production requirement of overlength copper alloy condenser pipe for the follow-up continuously elongated condition that provides.The utility model has been realized carrying out two passage high-speed stretches continuously on a stretcher, enhances productivity greatly.Minimizing is transported, the system slubbing is inferior, reduces bump injury, the raising product property.And can production overlength compo pipe, reduce production costs.
Description of drawings
Fig. 1 is the structural representation that the included sense of continuity of the utility model is answered annealing device;
Fig. 2 is the structural representation of the included continuously elongated equipment of the utility model.
The specific embodiment
Referring to Fig. 1, continuous induction annealing of brass condenser pipe of the present utility model and stretcher comprise continuous induction annealing and continuously elongated equipment, and wherein sense of continuity answers annealing device to comprise successively: horizontal straightener 1, surface clean drying unit 2, vertical straightener 3, induction annealing device 5, quenching cooler 7 and air curtain purge drying unit 8.In addition, state and also be provided with between induction annealing device 5 and the quenching cooler 7 in order to prevent the sealing guide pin bushing 6 of tubing oxidation, also be provided with between vertical straightener 3 and the induction annealing device 5 in order to measure the speed measuring device 4 of tubing pace, tubing specification, material and tubing pace are the foundations of decision annealing input power.The condenser pipe 9 that is annealed enters from horizontal straightener 1, after tubing process level aligning, the surface clean, enters vertical straightener.
Wherein, horizontal straightener 1 comprises level aligning pinch roll 12 and horizontal smoothing roll 13.Vertical straightener 3 comprises vertical aligning pinch roll 14 and vertical smoothing roll 15.Be connected with nitrogen-hydrogen mixed gas air inlet pipe 16 and nitrogen-hydrogen mixed gas escape pipe 10 on the induction annealing device 5, and its thermal treatment zone is made up of at least 4 group high frequency bi-level induction coils 19, and every group of coil is respectively by the sensor control temperature (not shown in figure 1) that is installed in end turn.Comprise a plurality of cooling water nozzles 20 in the quenching cooler 7, cooling water nozzle 20 is connected on the cooling water inlet pipe 17, and quenching cooler 7 belows also are connected with CWR 11.Air curtain purges in the drying unit 8 and comprises at least 10 of a plurality of cold gas nozzle 21(), nozzle 21 is connected on the compressed air inlet pipe 18.
Referring to Fig. 2, continuously elongated equipment comprises successively: be used to add lubricant, the pre-straightening of pipe head and one-off drawing pretreatment unit 1a cleaning pipe end burr, one-off drawing device 2a, be used to regulate the kink adjusting device 3a (making the two-stage draw speed mate) of two-stage draw speed, the succeeding stretch pretreatment unit 4a that is used for the pre-straightening of pipe head, succeeding stretch device 5a, and the prefabricated head unit 6a of one-off drawing of the pipe system head before being used to stretch also is installed in the porch of one-off drawing device 1a, installs at the inlet of succeeding stretch device 5a and promisingly prevent one, succeeding stretch broken end occurs and carries out the prefabricated head unit 9a of succeeding stretch of secondary system head.
Stretching device is connected with transmission device and is provided power by it by Hydraulic Station independently, particularly, one-off drawing device 2a by one-off drawing Hydraulic Station 8a and one-off drawing main drive 7a(preferably, this device is made of motor and speed reducer) power is provided, succeeding stretch device 5a by succeeding stretch Hydraulic Station 11a and succeeding stretch main drive 10a(preferably, this device is made of motor and speed reducer) power is provided.
Tubes annealing and drawing process are summarized as follows:
The condenser pipe 9 that is annealed enters from horizontal straightener 1, after tubing process level aligning, the surface clean 2, enters vertical straightener 3.Enter induction annealing device 5 through the later tubing of vertical aligning, also be provided with between vertical straightener 3 and induction annealing device 5 in order to measure the speed measuring device 4 of tubing pace, tubing specification, material and tubing pace are the foundations of decision annealing furnace 5 input powers.Induction annealing device 5 is under the protection of nitrogen-hydrogen, is connected with nitrogen-hydrogen mixed gas air inlet pipe 16 and nitrogen-hydrogen mixed gas escape pipe 10 on 5, prevents that tubing from oxidation taking place in annealing process.Annealed tubing enters in the quenching cooler 7 by sealing guide pin bushing 6, and tubing enters air curtain and purges in the drying unit 8 through 17 and 20 spray Cooling Quenching, and cold gas nozzle 21 dries up the moisture of tube surfaces to tube surfaces spray feed compressed air.
Now according to the continuously elongated process of the simple description of Fig. 2:
Through the brass tube blank after the continuous annealing processing, be delivered to the material loading station of bigeminy stretching device, carry out the prefabricated head unit 6a of one-off drawing pretreatment unit 1a and one-off drawing, the pipe head of prefabricated head is sent into the stretching station of one-off drawing device 2a, one-off drawing Hydraulic Station 8a orders about the stretching clamp and clamps pipe, one-off drawing main drive 7a orders about clamp and holds pipe to next station, subsequently, one-off drawing main drive 7a orders about clamp and moves back and forth, and it is continuously elongated that pipe is carried out the first time.The pipe head enters succeeding stretch pretreatment unit 4a and carries out the head aligning directly by kink adjusting device 3a, the pipe head of pre-straightening is sent into the stretching station of succeeding stretch device 5a.Subsequently, kink adjusting device 3a moves upward, and stocks part pipe length.Succeeding stretch Hydraulic Station 11a orders about the stretching clamp and clamps pipe, and succeeding stretch main drive 10a orders about clamp and moves back and forth, and it is continuously elongated that pipe is carried out the second time.When one-off drawing device 2a and succeeding stretch device 5a speed occurring and do not match, kink adjusting device 3a release portion pipe makes between twice stretching to keep certain force of strain, realizes that twice stretching steadily carry out.When drawing process occurs breaking situation, broken end can be caused that the prefabricated head unit 9a of succeeding stretch carries out secondary system head, subsequently, pipe is sent into two stretch positions, proceed to stretch.
Claims (11)
1. continuous induction annealing of brass condenser pipe and stretcher, it comprises continuous induction annealing and continuously elongated equipment, it is characterized in that described annealing device comprises successively: horizontal straightener, surface clean drying unit, vertical straightener, induction annealing device, quenching cooler and air curtain purge drying unit; Described continuously elongated equipment comprises: one-off drawing pretreatment unit, the one-off drawing device, the kink adjusting device that is used to regulate the two-stage draw speed, the succeeding stretch pretreatment unit that is used for the pre-straightening of pipe head, the succeeding stretch device that are used to add lubricant, the pre-straightening of pipe head and cleaning pipe end burr, and the prefabricated head unit of one-off drawing of the pipe system head before being used to stretch also is installed in the porch of described one-off drawing device, the prefabricated head unit of succeeding stretch that is used to carry out secondary system head is installed at the inlet of described succeeding stretch device.
2. annealing according to claim 1 and stretcher is characterized in that, also are provided with between described induction annealing device and quenching cooler in order to prevent the sealing guide pin bushing of tubing oxidation.
3. annealing according to claim 1 and stretcher is characterized in that, also are provided with between described vertical straightener and described induction annealing device in order to measure the speed measuring device of tubing pace.
4. according to described annealing of one of claim 1-3 and stretcher, it is characterized in that described horizontal straightener comprises level aligning pinch roll and horizontal smoothing roll.
5. according to described annealing of one of claim 1-3 and stretcher, it is characterized in that described vertical straightener comprises vertical aligning pinch roll and vertical smoothing roll.
6. according to described annealing of one of claim 1-3 and stretcher, it is characterized in that, be connected with nitrogen-hydrogen mixed gas air inlet pipe and nitrogen-hydrogen mixed gas escape pipe on the described induction annealing device, and its thermal treatment zone is made up of at least 4 group high frequency bi-level induction coils, and every group of coil is respectively by the sensor control temperature that is installed in end turn.
7. according to described annealing of one of claim 1-3 and stretcher, it is characterized in that, comprise a plurality of cooling water nozzles in the described quenching cooler, the cooling water nozzle is connected on the cooling water inlet pipe, and described quenching cooler below also is connected with CWR.
8. according to described annealing of one of claim 1-3 and stretcher, it is characterized in that described air curtain purges in the drying unit and comprises a plurality of cold gas nozzles, this nozzle is connected on the compressed air inlet pipe.
9. annealing according to claim 1 and stretcher, it is characterized in that, described one-off drawing device provides power by one-off drawing Hydraulic Station and one-off drawing main drive, and described succeeding stretch device provides power by succeeding stretch Hydraulic Station and succeeding stretch main drive.
10. annealing according to claim 9 and stretcher is characterized in that, described one-off drawing main drive comprises motor and speed reducer.
11. annealing according to claim 9 and stretcher is characterized in that, described succeeding stretch main drive comprises motor and speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020632651XU CN201889318U (en) | 2010-11-30 | 2010-11-30 | Brass condenser pipe continuous induction annealing and drawing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020632651XU CN201889318U (en) | 2010-11-30 | 2010-11-30 | Brass condenser pipe continuous induction annealing and drawing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN201889318U true CN201889318U (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020632651XU Expired - Fee Related CN201889318U (en) | 2010-11-30 | 2010-11-30 | Brass condenser pipe continuous induction annealing and drawing equipment |
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| CN (1) | CN201889318U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262540A (en) * | 2017-06-25 | 2017-10-20 | 苏州金钜松机电有限公司 | A kind of copper cash stretches annealing process |
| CN110899350A (en) * | 2019-12-24 | 2020-03-24 | 新乡市金龙精密铜管制造有限公司 | Production process for online production of hydrophilic copper straight pipe |
-
2010
- 2010-11-30 CN CN201020632651XU patent/CN201889318U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262540A (en) * | 2017-06-25 | 2017-10-20 | 苏州金钜松机电有限公司 | A kind of copper cash stretches annealing process |
| CN110899350A (en) * | 2019-12-24 | 2020-03-24 | 新乡市金龙精密铜管制造有限公司 | Production process for online production of hydrophilic copper straight pipe |
| CN110899350B (en) * | 2019-12-24 | 2021-09-14 | 新乡市金龙精密铜管制造有限公司 | Production process for online production of hydrophilic copper straight pipe |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110706 Termination date: 20131130 |