CN219507983U - Annealing guiding device for tubular bar-shaped beryllium copper blank - Google Patents
Annealing guiding device for tubular bar-shaped beryllium copper blank Download PDFInfo
- Publication number
- CN219507983U CN219507983U CN202320645242.0U CN202320645242U CN219507983U CN 219507983 U CN219507983 U CN 219507983U CN 202320645242 U CN202320645242 U CN 202320645242U CN 219507983 U CN219507983 U CN 219507983U
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- CN
- China
- Prior art keywords
- die
- graphite
- guide die
- guide
- beryllium copper
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- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000000137 annealing Methods 0.000 title claims abstract description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 71
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 71
- 239000010439 graphite Substances 0.000 claims abstract description 71
- 239000011159 matrix material Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000007770 graphite material Substances 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims description 24
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
The utility model discloses an annealing guide device of a tube bar-shaped beryllium copper blank, which comprises a graphite guide die and a guide die fixing seat for assembling and fixing the graphite guide die; the die matrix of the graphite guide die is of a circular cylindrical structure formed by graphite materials, the die matrix is provided with an inner cylinder matched with the size of a tubular bar-shaped beryllium copper blank, and the inner cylinder is used as a material passing channel of the tubular bar-shaped beryllium copper blank by the graphite guide die; the die matrix is also provided with a plurality of ribs on the outer cylinder surface, and the ribs and the die matrix of the graphite guide die are integrally formed; the graphite guide die is arranged along the length direction of the graphite guide die and is uniformly formed on the circumference of the corresponding section circle of the outer cylinder surface of the die matrix; the graphite guide die is assembled in the guide die fixing seat through the convex ribs. The utility model has longer service life when used in the annealing furnace, and is easy to replace and maintain.
Description
Technical Field
The utility model relates to heat treatment equipment in the field of copper and copper alloy processing, in particular to an annealing guide device for a tube bar-shaped beryllium copper blank.
Background
Beryllium copper, also called beryllium bronze, is an alloy material with excellent performance, has a series of excellent physical, chemical and mechanical properties such as high strength, elasticity, hardness, high conductivity, wear resistance, fatigue resistance, corrosion resistance, small elastic hysteresis, no magnetism, no impact, no spark generation and the like, is widely applied to various fields such as communication electronics, aerospace, high-precision instruments and meters, energy sources, national defense and the like, and simultaneously has extremely high requirements on the quality and the service performance of the material in the industries.
Vacuum annealing is an important process stage between the intermediate and final production of metallic materials, which can be used to ensure the above-mentioned service properties of beryllium copper materials, which soften the material at high temperature in the oxidation-free and pollution-free state, to remove stresses generated during processing, and to recover plasticity by recrystallization annealing. When annealing a tubular bar-shaped beryllium copper blank by using an annealing furnace, a guide device is usually arranged for supporting and guiding the tubular bar-shaped beryllium copper blank to be processed in order to prevent the surface of the blank from being damaged due to friction when the tubular bar-shaped beryllium copper blank with a longer size passes through a heating pipe cavity structure in the furnace; however, in the prior art, most of the commonly used graphite guide die structures are ring-shaped structures with simple structures, and are directly assembled between induction coils in a furnace through simple bracket structures, so that the graphite guide die structure has a short service life (usually 5-10 h) under the condition of continuous thermal shock, is difficult to replace, has high use and maintenance costs, has certain influence on the production progress, and is necessary to improve the production progress.
Disclosure of Invention
The utility model solves the technical problem of providing an annealing guide device for a tubular bar-shaped beryllium copper blank, which can be used for solving the defects in the prior art.
The technical problems solved by the utility model are realized by adopting the following technical scheme:
an annealing guiding device of a tube bar-shaped beryllium copper blank comprises a graphite guiding die and a guiding die fixing seat for assembling and fixing the graphite guiding die;
the die matrix of the graphite guide die is of a circular cylindrical structure formed by graphite materials, the die matrix is provided with an inner cylinder matched with the size of a tubular bar-shaped beryllium copper blank, and the inner cylinder is used as a material passing channel of the tubular bar-shaped beryllium copper blank by the graphite guide die; the die matrix is also provided with a plurality of ribs on the outer cylinder surface, the ribs and the die matrix of the graphite guide die are integrally formed, are arranged along the length direction of the graphite guide die and are uniformly formed on the circumference of the corresponding section circle of the outer cylinder surface of the die matrix;
the graphite guide die is assembled in the guide die fixing seat through the convex ribs.
As further defined, the ratio of the length of the circular cylindrical structure of the die matrix on the axis to the diameter of the inner cylinder is 2:1-3:1.
By way of further limitation, the graphite guide die surface is formed with an oxidation resistant coating.
As a further limitation, the graphite guide die is provided with a plurality of annular grooves formed on the inner cylinder, the annular grooves are arranged at intervals along the axial direction of the inner cylinder, an annular nano graphite filling body which is formed by filling nano graphite powder is formed in the annular grooves, and the surface of the annular nano graphite filling body is kept level with the surface of the inner cylinder.
As a further limitation, the graphite guide die is a detachable assembly structure within the guide die holder.
As a further limitation, the graphite guide die further comprises a ceramic bushing, the ceramic bushing is provided with an inner diameter matched with the outer cylinder surface of the graphite guide die, and the graphite guide die is fixedly formed in the ceramic bushing and is assembled in the guide die fixing seat through the ceramic bushing;
the ceramic bushing is sleeved on the graphite guide die at two sides, so that the graphite guide die is suspended at the middle position in the guide die fixing seat;
the sum of the lengths of the ceramic bushings sleeved on the graphite guide die at the two sides in the axial direction of the graphite guide die is 1/3-1/2 of the length of the graphite guide die;
the ceramic bushing is fixed in the guide die fixing seat in one or a combination of inserting, clamping, buckling and pin fixing.
The beneficial effects are that: the annealing guide device for the tube-rod-shaped beryllium copper blank can be assembled in an annealing furnace to guide and support the tube-rod-shaped beryllium copper blank in the furnace body, has better resistance to thermal stress impact and oxidation denaturation of graphite, can prolong the service life of a graphite guide die to 10-15 h, is easy to assemble and maintain, and has better use effect.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present utility model.
FIG. 2 is a schematic cross-sectional view of section A-A of FIG. 1.
Wherein: 1. a ring-shaped embedded seat; 2. an annular buckling seat; 3. a retention pin; 4. a guide die fixing seat; 5. a graphite guide die; 6. a ceramic bushing; 7. an assembly seat; 8. and (5) a convex rib.
Description of the embodiments
The utility model is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the utility model easy to understand.
Referring to fig. 1 and 2, in the preferred embodiment of the annealing guide device for the tube and rod-shaped beryllium copper blank, in this embodiment, the annealing guide device for the tube and rod-shaped beryllium copper blank is arranged in a medium-high frequency annealing furnace of an on-line annealing unit and is used for supporting and guiding and feeding the tube and rod-shaped beryllium copper blank entering the annealing furnace, and similarly, the annealing guide device for the tube and rod-shaped beryllium copper blank can also be used for being arranged in other types of annealing furnaces and used for realizing the annealing operation of the tube and rod-shaped beryllium copper blank.
In this embodiment, the annealing guide device is composed of a guide die fixing seat 4, an assembling seat 7 and a graphite guide die assembly, wherein the guide die fixing seat 4 and the assembling seat 7 are made of high-temperature resistant insulating materials which can be used for a furnace body, and can be assembled and connected after being independently molded, and can also be integrally molded; the structural combination of the guide die fixing seat 4 and the assembly seat 7 is fixed in the furnace body of the annealing furnace through the assembly seat 7.
The guide die fixing seat 4 is a cylinder assembly structure, the right end of an inner hole of the cylinder is limited by an annular step, the left end of the inner hole is open, a circle of annular groove is formed on the outer end face of the open side, and a pin hole is formed on the side wall of the top face of the annular groove.
The graphite guide die assembly is used as consumable materials and comprises a ceramic bushing 6 and a graphite guide die 5; the ceramic bushing 6 is made of high-strength silicon nitride ceramic or high-strength aluminum oxide ceramic by molding, the ceramic bushing 6 is also of a sleeve structure, four grooves are formed in the tube in a molding manner along the length direction of the ceramic bushing 6, and the four grooves are uniformly formed on the inner circular surface of the tube. The graphite guide die 5 is formed by graphite materials and comprises a die base body, wherein the die base body is of a circular cylindrical structure, ribs 8 matched with four grooves arranged along the length direction of the ceramic bushing 6 on the ceramic bushing 6 are formed on the outer cylinder surface of the circular cylindrical structure, and the graphite guide die 5 is formed by matching the ribs 8 with the grooves and is fixed in the ceramic bushing 6; the ceramic bushings 6 are assembled at two sides of the graphite guide die 5, so that the graphite guide die is provided with a suspension part in a space area between the ceramic bushings 6 at two sides, and the suspension part is arranged to enable the graphite guide die 5 to have better thermal stress impact and thermal deformation resistance.
The inner hole of the graphite guide die 5 corresponding to the die matrix is matched with the size of the pipe-bar-shaped beryllium copper blank to be processed, the inner hole is used as a material passing channel of the pipe-bar-shaped beryllium copper blank corresponding to the pipe-bar-shaped beryllium copper blank to be processed, and the ratio of the length of the circular column tube structure of the die matrix on the axis to the tube diameter of the inner tube is 2:1 so as to ensure that the pipe-bar-shaped beryllium copper blank has enough guide length.
The inner hole of the cylindrical structure of the guide die fixing seat 4 is used as an assembly cavity, and can be used for detachably assembling a graphite guide die assembly, when the assembly is carried out, the assembled graphite guide die assembly is firstly assembled from one side of the left inner hole opening surface, the annular embedded seat 1 matched with the annular groove in size is pressed in the annular groove of the left end face of the guide die fixing seat 4 while the annular step of the right end of the guide die fixing seat 4 is utilized for limiting, the annular embedded seat 1 is provided with an annular limiting structure similar to the annular step of the right end of the guide die fixing seat 4, and the assembled graphite guide die assembly can be limited by adopting a mode shown in figure 1. Meanwhile, a pin hole is further formed in the annular embedded seat 1, so that when the annular embedded seat 1 is completely inserted into the annular groove on the left end face of the guide die fixing seat 4, the annular embedded seat 1 is assembled and fixed by inserting the retaining pin 3 into the pin hole on the side wall of the top face corresponding to the annular groove of the guide die fixing seat 4.
In this embodiment, in order to facilitate the guiding operation of the tubular beryllium copper blank to be processed, a corresponding feeding guiding cambered surface and a corresponding discharging flaring are provided on the annular step at the right end of the guide die fixing seat 4 and on the annular embedding seat 1.
In other embodiments, in order to ensure the guiding performance of the inner cylinder of the graphite guiding die 5 to the tubular beryllium copper blank to be processed, nano graphite fillers can be arranged on the inner cylinder of the graphite guiding die 5 at intervals to serve as guiding contact surfaces of the tubular beryllium copper blank, and the forming mode is that a plurality of annular grooves are arranged on the inner cylinder of the graphite guiding die 5 at intervals, nano graphite powder is filled and formed in the annular grooves, and then inner cylinder polishing is carried out to obtain a smooth inner cylinder wall.
In other embodiments, an oxidation-resistant coating may also be formed on the surface of the graphite guide die 5 in order to ensure oxidation resistance of the graphite guide die.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The annealing guiding device for the pipe bar-shaped beryllium copper blank is characterized by comprising a graphite guiding die and a guiding die fixing seat for assembling and fixing the graphite guiding die;
the die matrix of the graphite guide die is of a circular cylindrical structure formed by graphite materials, the die matrix is provided with an inner cylinder matched with the size of a tubular bar-shaped beryllium copper blank, and the inner cylinder is used as a material passing channel of the tubular bar-shaped beryllium copper blank by the graphite guide die; the die matrix is also provided with a plurality of ribs on the outer cylinder surface, the ribs and the die matrix of the graphite guide die are integrally formed, are arranged along the length direction of the graphite guide die and are uniformly formed on the circumference of the corresponding section circle of the outer cylinder surface of the die matrix;
the graphite guide die is assembled in the guide die fixing seat through the convex ribs.
2. The annealing guide device for a tube bar-shaped beryllium copper blank according to claim 1, wherein the ratio of the length of the circular cylinder structure of the die base on the axis to the cylinder diameter of the inner cylinder is 2:1 to 3:1.
3. An annealing guide for a bar-shaped beryllium copper blank as recited in claim 1, wherein said graphite guide die has an oxidation-resistant coating formed thereon.
4. A tube bar beryllium copper blank annealing guide as recited in claim 1, wherein the graphite guide die has a plurality of annular grooves formed in the inner barrel, the annular grooves are disposed at intervals along the axial direction of the inner barrel, annular nano-graphite filler filled with nano-graphite powder is formed in the annular grooves, and the surface of the annular nano-graphite filler is level with the surface of the inner barrel.
5. An annealing guide device for a bar-shaped beryllium copper blank as recited in claim 1, wherein the graphite guide die is a removable assembly structure within the guide die holder.
6. A tube bar beryllium copper blank annealing guide as recited in claim 1, wherein the graphite guide die further comprises a ceramic bushing having an inner diameter that matches the outer cylindrical surface of the graphite guide die, and wherein the graphite guide die is fixedly formed within the ceramic bushing and is assembled within the guide die holder by the ceramic bushing.
7. A tube bar beryllium copper blank annealing guide as recited in claim 6, wherein the ceramic bushing is fixedly mounted within the guide die holder in one or a combination of cartridge, snap, and pin mounting.
8. An annealing guide device for a bar-shaped beryllium copper blank as recited in claim 6, wherein the ceramic bushing is sleeved on the graphite guide die on both sides so that the graphite guide die remains suspended in the middle position in the guide die fixing seat.
9. An annealing guide device for a bar-shaped beryllium copper blank as recited in claim 8, wherein the sum of the lengths of the ceramic bushings fitted over the graphite guide die on both sides in the axial direction of the graphite guide die is 1/3 to 1/2 of the length of the graphite guide die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320645242.0U CN219507983U (en) | 2023-03-29 | 2023-03-29 | Annealing guiding device for tubular bar-shaped beryllium copper blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320645242.0U CN219507983U (en) | 2023-03-29 | 2023-03-29 | Annealing guiding device for tubular bar-shaped beryllium copper blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219507983U true CN219507983U (en) | 2023-08-11 |
Family
ID=87524252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320645242.0U Active CN219507983U (en) | 2023-03-29 | 2023-03-29 | Annealing guiding device for tubular bar-shaped beryllium copper blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219507983U (en) |
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2023
- 2023-03-29 CN CN202320645242.0U patent/CN219507983U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An Annealing Guide Device for Tube and Rod shaped Beryllium Copper Billets Granted publication date: 20230811 Pledgee: Agricultural Bank of China Limited Zhuzhou branch Pledgor: ZHUZHOU AMALLOY MATERIAL Co.,Ltd. Registration number: Y2024980012175 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |