CN110449481A - A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar - Google Patents
A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar Download PDFInfo
- Publication number
- CN110449481A CN110449481A CN201910679518.5A CN201910679518A CN110449481A CN 110449481 A CN110449481 A CN 110449481A CN 201910679518 A CN201910679518 A CN 201910679518A CN 110449481 A CN110449481 A CN 110449481A
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- Prior art keywords
- pipe
- copper bar
- end wall
- ponding
- downstream
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Classifications
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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
- B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
- B21C29/003—Cooling or heating of work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
Abstract
The present invention discloses a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar, and continuously extruding and molding mold, thermally conductive oil cooling pipe, water composite cooling pipe and copper bar ponding including setting gradually from upstream to downstream drain pipe；The upstream-end opening and the closing connection continuously extruding and molding mold of the thermally conductive oil cooling pipe, the downstream of the thermally conductive oil cooling pipe is provided with heat-conducting oil pipes end wall, it is provided with the first copper bar hermetically passing hole on the heat-conducting oil pipes end wall, is filled with conduction oil in the thermally conductive oil cooling pipe；The upstream end that the copper bar ponding drains pipe is provided with draining pipe end wall, and the second copper bar hermetically passing hole is provided on the draining pipe end wall, and the bottom that the copper bar ponding drains pipe is provided with draining discharge pipe；The upstream end and downstream of the water composite cooling pipe pass through the heat-conducting oil pipes end wall and draining pipe end wall closing respectively, and cooling water is filled in the water composite cooling pipe.The invention can avoid the high temperature copper bars of extrusion molding to be introduced directly into cooling water.
Description
Technical field
The present invention relates to a kind of copper material production equipment and technology field, especially a kind of copper bar is continuously cold extrusion shaped
Online anaerobic cooling system.
Background technique
Copper material production and processing enterprise are usually all the circular cross-sections that fixed diameter specification is produced using upward-casting process
Anaerobic glitter copper lever, then by continuously extruding and molding processing technology, anaerobic glitter copper lever is processed into the spy of specification needed for client
The copper bar product of uniform section shape.In continuously extruding and molding process, unit is squeezed using wheel slot type continuous cold first, it will
Anaerobic glitter copper lever imports in extruding wheel, under the action of frictional force, is dragged to guide to and be squeezed by the closing that extruding wheel and die cavity are formed
Press it is intracavitary, due to frictional force generate high pressure and high temperature synergy, anaerobic glitter copper lever generate pyroplastic deformation and tie again
Crystalline substance is configured to copper bar product；Its maximum secting area of product of continuously extruding and molding processing is up to the 7 of anaerobic glitter copper lever sectional area
Times.
The copper bar of continuously extruding and molding processing needs quickly to be cooled down after depanning to prevent block, in the prior art
In, the downstream of extrusion molding dies is directly connected to water cooling passageway, and the high temperature copper bar of extrusion molding is introduced directly into cooling water,
Due to generally also containing certain dissolved oxygen amount in cooling water, for the copper bar material that some specific components are constituted, at high temperature directly
Contact cooling water will also result in a degree of surface oxidation, and usually also need to apply on surface by water copper bar after cooling
Cloth inhibited oil to prevent copper bar surface from slowly aoxidizing in air, and is needed before being coated with inhibited oil by copper bar surface
Ponding drains, and the process that copper bar ponding drains generally takes up length and the space of larger production line.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of continuous cold extrusion shaped online anaerobic of copper bar is cooling
System, the high temperature copper bar that can be avoided extrusion molding are introduced directly into cooling water.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar, it is continuously extruded including being set gradually from upstream to downstream
Molding die, thermally conductive oil cooling pipe, water composite cooling pipe and copper bar ponding drain pipe；The upstream-end opening of the thermally conductive oil cooling pipe
And closing connects the continuously extruding and molding mold, the downstream of the thermally conductive oil cooling pipe is provided with heat-conducting oil pipes end wall, institute
It states and is provided with the first copper bar hermetically passing hole on heat-conducting oil pipes end wall, conduction oil is filled in the thermally conductive oil cooling pipe；It is described
The upstream end that copper bar ponding drains pipe is provided with draining pipe end wall, and the second copper bar hermetically passing is provided on the draining pipe end wall
Hole, the bottom that the copper bar ponding drains pipe are provided with draining discharge pipe；The upstream end of the water composite cooling pipe and downstream difference
It is closed by the heat-conducting oil pipes end wall and the draining pipe end wall, and is filled with cooling water in the water composite cooling pipe.
As a further improvement of the above technical scheme, the heat-conducting oil pipes end wall is integrated with the thermally conductive oil cooling pipe
Molding structure, the draining pipe end wall drains pipe with the copper bar ponding and is an integral molding structure, and the water composite cooling pipe is upper
It swims end and downstream is set in the thermally conductive oil cooling pipe and the copper bar ponding drains on pipe, and the conduction oil is cooling
Pipe and the copper bar ponding, which drain, is respectively arranged with the first exterior annular sealing block and the sealing of the second exterior annular on the outside of pipe
Block.
Compared with prior art, the beneficial effects of the present invention are:
The continuous cold extrusion shaped online anaerobic cooling system of a kind of copper bar provided by the present invention, first by the high temperature of extrusion molding
Copper bar is imported in conduction oil and is cooled down, and is then again imported in cooling water copper bar after cooling and is cooled down, can be avoided crowded
Molding high temperature copper bar is introduced directly into cooling water out, reduces the dissolved oxygen in cooling water to the degree of high temperature copper bar surface oxidation.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of the continuous cold extrusion shaped online anaerobic cooling system of copper bar of the present invention.
Specific embodiment
Referring to Fig.1, Fig. 1 is the structural schematic diagram of a specific embodiment of the invention.
As shown in Figure 1, a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar, including successively from upstream to downstream
Continuously extruding and molding mold 10, thermally conductive oil cooling pipe 20, water composite cooling pipe 30 and the copper bar ponding of setting drain pipe 40；It is described to lead
The upstream-end opening and the closing connection continuously extruding and molding mold 10 of hot oil cooling tube 20, the thermally conductive oil cooling pipe 20
Downstream is provided with heat-conducting oil pipes end wall 21, and the first copper bar hermetically passing hole 22, institute are provided on the heat-conducting oil pipes end wall 21
It states in thermally conductive oil cooling pipe 20 filled with conduction oil；The upstream end that the copper bar ponding drains pipe 40 is provided with draining pipe end wall
41, the second copper bar hermetically passing hole 42 is provided on the draining pipe end wall 41, and the bottom that the copper bar ponding drains pipe 40 is set
It is equipped with draining discharge pipe 43；The upstream end and downstream of the water composite cooling pipe 30 pass through the heat-conducting oil pipes end wall 21 and institute respectively
The closing of draining pipe end wall 41 is stated, and is filled with cooling water in the water composite cooling pipe 30.Specifically, the heat-conducting oil pipes end wall 21 with
The thermally conductive oil cooling pipe 20 is an integral molding structure, and the draining pipe end wall 41 drains pipe 40 with the copper bar ponding and is integrated
Molding structure, and the upstream end of the water composite cooling pipe 30 and downstream are set in the thermally conductive oil cooling pipe 20 and the copper
Row's ponding drains on pipe 40, and the thermally conductive oil cooling pipe 20 and the copper bar ponding outside that drains pipe 40 are respectively arranged with the
One exterior annular sealing block 23 and the second exterior annular sealing block 44.
Further, the downstream that the copper bar ponding drains pipe 40 is additionally provided with copper bar ponding drying pipe 50, the copper
The upstream end of row's ponding drying pipe 50 is provided with drying pipe end wall 51, and the drying pipe end wall 51 is closed the copper bar ponding and drained
The downstream of pipe 40, and third copper bar hermetically passing hole 52 is provided on the drying pipe end wall 51, the copper bar ponding drying
Nitrogen is filled in the downstream of pipe 50 and copper bar ponding drying pipe 50；Nitrogen is provided in the thermally conductive oil cooling pipe 20
Heating tube 53, the nitrogen heating tube 53 are connected to the top that the copper bar ponding dries pipe 50 by top nitrogen blower pipe 54,
The nitrogen heating tube 53 is connected to the bottom that the copper bar ponding dries pipe 50, the top nitrogen by bottom nitrogen reflux pipe 55
It is provided with top nitrogen on gas blower pipe 54 and blows pump 56.The bottom of the bottom nitrogen reflux pipe 55 is connected to condensate water discharging tank
60 top, the lower end of the draining discharge pipe 43 are also connected to the top of the condensate water discharging tank 60.The nitrogen heating tube
53 is helical forms and set turns the outside of the copper bar in the thermally conductive oil cooling pipe 20.The upstream of the copper bar ponding drying pipe 50
End is provided with sealing assembly step 57, and the side outer diameter that the sealing assembly step 57 connects the drying pipe end wall 51 is equal to institute
The internal diameter that copper bar ponding drains 40 downstream of pipe is stated, the other side outer diameter of the sealing assembly step 57 is greater than the copper bar ponding
Drain the internal diameter of 40 downstream of pipe.
Still further, the downstream of the copper bar ponding drying pipe 50, which is provided with inhibited oil, applies stringing 70, it is described anti-
The upstream end that oxygenated oil applies stringing 70 is provided with oiling pipe end wall 71, and the oiling pipe end wall 71 closes the copper bar ponding drying
The downstream of pipe 50, and the 4th copper bar hermetically passing hole 72 is provided on the oiling pipe end wall 71；The inhibited oil coating
Annular oiled felt 73 is provided in pipe 70, the top of the annular oiled felt 73 is provided with inhibited oil delivery pipe 74.Institute
Stating inhibited oil and applying stringing 70 includes axis collinear and the identical coating upstream tube 75 of outer diameter and coating downstream tube 76, the coating
Upstream tube 75 and the coating downstream tube 76 are connected by coating outer tube 77, and the annular oiled felt 73 is clamped to
Between the coating upstream tube 75 and the coating downstream tube 76, the top of the coating outer tube 77 is provided with for the antioxygen
The through-hole that 74 lower end of carburetion delivery pipe passes through.The downstream of the coating downstream tube 76 is provided with annular oil accumulation end wall 78.
When work, the copper bar that the continuously extruding and molding mold 10 squeezes out initially enter in the thermally conductive oil cooling pipe 20 into
Row cools down, and the conduction oil in the thermally conductive oil cooling pipe 20 mainly passes through ambient atmosphere and cooled down；It is tentatively cold by conduction oil
But a thin layer of conduction oil is also adhered on the copper bar surface after, and the dissolved oxygen that can be obstructed to a certain extent in cooling water corrodes oxygen
Change copper bar surface；Then copper bar passes through the water composite cooling pipe 30, drains pipe 40 for the product on copper bar surface into the copper bar ponding
Water largely drains, and remainder remains ponding and dried in copper bar ponding drying pipe 50 by hot nitrogen.
Nitrogen in copper bar ponding drying pipe 50 is by the heat-conducting oil heating in the thermally conductive oil cooling pipe 20, while nitrogen
Gas can play the role of cooling conduction oil, and the aqueous vapor that nitrogen is carried in drying condenses in the bottom nitrogen reflux pipe 55
After can converge in the condensate water discharging tank 60, periodically open the condensate water discharging tank 60 and ponding be discharged；After drying
Copper bar finally enter the inhibited oil and apply in stringing 70 and be coated with inhibited oil, to prevent the surface of copper bar from occurring in room temperature
Slowly oxidation.
Better embodiment of the invention is illustrated above, certainly, the present invention can also using with it is above-mentioned
The different form of embodiment, those skilled in the art are made equivalent on the premise of without prejudice to spirit of the invention
Transformation or corresponding change, all should belong in protection scope of the present invention.
Claims (9)
1. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar, it is characterised in that: including from upstream to downstream successively
Continuously extruding and molding mold (10), thermally conductive oil cooling pipe (20), water composite cooling pipe (30) and the copper bar ponding of setting drain pipe
(40)；The upstream-end opening of the thermally conductive oil cooling pipe (20) and closing connect the continuously extruding and molding mold (10), described
The downstream of thermally conductive oil cooling pipe (20) is provided with heat-conducting oil pipes end wall (21), and is provided on the heat-conducting oil pipes end wall (21)
One copper bar hermetically passing hole (22) is filled with conduction oil in the thermally conductive oil cooling pipe (20)；The copper bar ponding drains pipe
(40) upstream end is provided with draining pipe end wall (41), and the second copper bar hermetically passing hole is provided on the draining pipe end wall (41)
(42), the bottom that the copper bar ponding drains pipe (40) is provided with draining discharge pipe (43)；The upstream of the water composite cooling pipe (30)
End and downstream pass through the heat-conducting oil pipes end wall (21) and the draining pipe end wall (41) closing, and the water composite cooling pipe respectively
(30) cooling water is filled in.
2. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 1, it is characterised in that: institute
It states heat-conducting oil pipes end wall (21) to be an integral molding structure with the thermally conductive oil cooling pipe (20), the draining pipe end wall (41) and institute
It states copper bar ponding and drains pipe (40) and be an integral molding structure, and the upstream end of the water composite cooling pipe (30) and downstream are set with
It is drained on pipe (40) in the thermally conductive oil cooling pipe (20) and the copper bar ponding, and the thermally conductive oil cooling pipe (20) and described
Copper bar ponding, which drains, is respectively arranged with the first exterior annular sealing block (23) and the sealing of the second exterior annular on the outside of pipe (40)
Block (44).
3. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 2, it is characterised in that: institute
It states copper bar ponding and drains the downstream of pipe (40) and be additionally provided with copper bar ponding drying pipe (50), copper bar ponding drying pipe (50)
Upstream end be provided with drying pipe end wall (51), the drying pipe end wall (51) the closing copper bar ponding drains under pipe (40)
You Duan, and third copper bar hermetically passing hole (52) is provided on the drying pipe end wall (51), the copper bar ponding drying pipe
(50) downstream and copper bar ponding drying manages and is filled with nitrogen in (50)；It is provided in the thermally conductive oil cooling pipe (20)
Nitrogen heating tube (53), the nitrogen heating tube (53) are connected to the copper bar ponding drying pipe by top nitrogen blower pipe (54)
(50) top, the nitrogen heating tube (53) are connected to the copper bar ponding drying pipe (50) by bottom nitrogen reflux pipe (55)
Bottom, be provided with top nitrogen on the top nitrogen blower pipe (54) and blow pump (56).
4. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 3, it is characterised in that: institute
State the top of bottom connection condensate water discharging tank (60) of bottom nitrogen reflux pipe (55), the lower end of the draining discharge pipe (43)
Also it is connected to the top of the condensate water discharging tank (60).
5. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 3, it is characterised in that: institute
Stating nitrogen heating tube (53) is the outside that helical form and set turn the copper bar in the thermally conductive oil cooling pipe (20).
6. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 3, it is characterised in that: institute
The upstream end for stating copper bar ponding drying pipe (50) is provided with sealing assembly step (57), and sealing assembly step (57) connects institute
The side outer diameter for stating drying pipe end wall (51) is equal to the internal diameter that the copper bar ponding drains pipe (40) downstream, the sealing assembly
The other side outer diameter of step (57) is greater than the internal diameter that the copper bar ponding drains pipe (40) downstream.
7. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 3, it is characterised in that: institute
The downstream for stating copper bar ponding drying pipe (50) is provided with inhibited oil and applies stringing (70), and the inhibited oil applies stringing (70)
Upstream end is provided with oiling pipe end wall (71), and the oiling pipe end wall (71) closes the downstream of the copper bar ponding drying pipe (50)
End, and the 4th copper bar hermetically passing hole (72) is provided on the oiling pipe end wall (71)；The inhibited oil applies stringing (70)
In be provided with annular oiled felt (73), be provided with inhibited oil delivery pipe (74) at the top of annular oiled felt (73).
8. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 7, it is characterised in that: institute
Stating inhibited oil and applying stringing (70) includes axis collinear and the identical coating upstream tube (75) of outer diameter and coating downstream tube (76), institute
It states coating upstream tube (75) and the coating downstream tube (76) to connect by coating outer tube (77), and the annular oiled felt
(73) it is clamped between the coating upstream tube (75) and the coating downstream tube (76), coating outer tube (77)
Top is provided with the through-hole passed through for inhibited oil delivery pipe (74) lower end.
9. a kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar according to claim 8, it is characterised in that: institute
The downstream for stating coating downstream tube (76) is provided with annular oil accumulation end wall (78).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679518.5A CN110449481A (en) | 2019-07-26 | 2019-07-26 | A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679518.5A CN110449481A (en) | 2019-07-26 | 2019-07-26 | A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar |
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| CN110449481A true CN110449481A (en) | 2019-11-15 |
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|---|---|---|---|
| CN201910679518.5A Pending CN110449481A (en) | 2019-07-26 | 2019-07-26 | A kind of continuous cold extrusion shaped online anaerobic cooling system of copper bar |
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