CN206951783U - A kind of hollow molybdenum base top - Google Patents
A kind of hollow molybdenum base top Download PDFInfo
- Publication number
- CN206951783U CN206951783U CN201720695562.1U CN201720695562U CN206951783U CN 206951783 U CN206951783 U CN 206951783U CN 201720695562 U CN201720695562 U CN 201720695562U CN 206951783 U CN206951783 U CN 206951783U
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- CN
- China
- Prior art keywords
- diameter
- inner chamber
- molybdenum base
- matrix
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052750 molybdenum Inorganic materials 0.000 title claims abstract description 36
- 239000011733 molybdenum Substances 0.000 title claims abstract description 36
- 239000011159 matrix material Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000314 lubricant Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000025599 Heat Stress disease Diseases 0.000 description 1
- 229910001257 Nb alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
It the utility model is related to seamless pipe production technology, come directly towards more particularly to a kind of hollow molybdenum base, including head, matrix, inner chamber and with inner chamber connect the interface for being connected water cooling component, the head is hemispherical and is located at matrix top and is integrally formed with matrix, the appearance of molybdenum base top is in bullet-headed, and the inner chamber is in bullet-headed.Hollow molybdenum base top of the present utility model is not easy to soften, and improves service life and production efficiency.
Description
Technical field
It the utility model is related to seamless pipe production technology, and in particular to a kind of hollow molybdenum base top.
Background technology
The perforating head high temperature hardness of molybdenum matter is good, intensity is high, cold ＆ heat fatigue resisting stable performance, thermal coefficient of expansion are small, uses
Long lifespan.Mainly there are full molybdenum plug, edge molybdenum plug, weldering molybdenum plug etc. in the prior art, wherein edge molybdenum plug, weldering molybdenum plug are all
One piece of molybdenum base head is welded on the top of top, in order to improve the hardness of perforation, intensity, toughness, ensures difficult deformable metal seamless pipe
Such as niobium, niobium alloy, the requirement of TA1, TA2 forming quality and production efficiency.
In the prior art in hot-puncturing process difficulty deformable metal process, due to HTHP and severe friction, the perforation of molybdenum matter
The temperature of top is too high to soften generation viscosity, scratch steel tube inner hole and make steel pipe inner wall cracked, produce substandard products, or even make
Fail into perforation（Roll card）, influence production and be normally carried out, increase production cost.The shape for how designing molybdenum base top ensures it
Perforation strength and pot life are technical problems urgently to be resolved hurrily at present.
Utility model content
In order to solve the above problems, the utility model provides a kind of hollow molybdenum base top, is not easy to soften, raising uses the longevity
Life and production efficiency.
The technical solution adopted in the utility model is as follows：
A kind of hollow molybdenum base top, including head, matrix, inner chamber and connected with inner chamber for being connected connecing for water cooling component
Mouthful, the head is hemispherical and is located at matrix top and is integrally formed with matrix, and the appearance that the molybdenum base comes directly towards is in bullet-headed, institute
Inner chamber is stated in bullet-headed.
Above-mentioned hollow molybdenum base top, the length of described matrix is 1.80-2.20 times that it is its base diameter, the head
0.20-0.22 times of a diameter of described matrix bottom external diameter.
Above-mentioned hollow molybdenum base top, the opening diameter of the inner chamber is 0.40-0.45 times of described matrix bottom external diameter, institute
The length for stating inner chamber is 2.40-2.50 times of its opening diameter；The interface is common internal thread, its a diameter of described matrix bottom
0.55-0.68 times, 0.70-0.80 times that its depth is its own diameter of portion's external diameter.
Above-mentioned hollow molybdenum base top, the pedestal of disc-shaped, the pedestal are provided between the head and described matrix top
Diameter it is identical with the head diameter, the thickness of the pedestal is the 1/6-1/7 of its diameter.
The beneficial effects of the utility model are：Molybdenum base plug designing is hollow integrated formula structure by the utility model, is reduced
Perforation accident rate, improves production operation efficiency, while also improves the quality and yield rate of product, realize serialization,
Low cost production.
Brief description of the drawings
Fig. 1 is that molybdenum base of the present utility model comes directly towards schematic cross-sectional view；
Fig. 2 is the utility model water cooling theory structure schematic diagram；
In figure：1 it is top, 2 is that beam connects, 3 is push rod, 4 is water cooling tube, 5 is caudal peduncle, 11 is head, 12 is matrix, 13 is
Inner chamber, 14 be interface, 15 be pedestal.
Embodiment
The utility model is further explained below in conjunction with the accompanying drawings.
With reference to Fig. 1, the top 1 in molybdenum base top of the present utility model i.e. diagram, including head 11, matrix 12, inner chamber 13
The interface 14 for being connected water cooling component is connected with inner chamber 13, the head 11 is hemispherical and is located at the top of matrix 12 and base
Body 12 is integrally formed, and the appearance of molybdenum base top is in bullet-headed, and the inner chamber 13 is in bullet-headed.The head 11 with it is described
The pedestal 15 of disc-shaped is provided between the top of matrix 12, is so designed that the stress collection that can mitigate the contact portion of 11 complementary basis body of head 12
Middle phenomenon, improve bonding strength；The diameter of the pedestal 15 is identical with the diameter of head 11.
Top 1 used, preferred structure size are as follows in the present embodiment and in the following example 1 to 3：
The bottom external diameter of described matrix 12 is φ 141mm, length (not including head 11) is 290mm, the head 11
A diameter of φ 30mm, a diameter of φ 30mm, the thickness 5mm of the pedestal 15；The bottom of inner chamber 13 (in direction as shown)
Opening diameter is φ 61mm, length 150mm, the hemispherical cavity that the top of inner chamber 13 is radius 8mm；The interface 14 is M85*
4 screw thread and its length are 65mm, and the interface 14 is configured with a diameter of φ 91mm in the present embodiment, depth is moving back for 12mm
Cutter groove.
Embodiment 1
With reference to Fig. 2, the top 1 used in the present embodiment, including the head 11 of molybdenum matter, bullet-headed matrix 12, inner chamber
13 and the interface 14 that is located in the afterbody of matrix 12, the head 11 be hemispherical and be welded on the top of matrix 12, the inner chamber 13
Also to be bullet-headed.This top 1 of the present utility model, 11 less hemispherical of head, saves cost.
The present embodiment is the water-cooling method that molybdenum base comes directly towards hot piercing difficulty deformable metal, is comprised the following steps：
S0, the theory structure with reference to figure 1, come directly towards 1 interface 14 and connect 2 by beam and be connected with push rod 3, the connection of the afterbody of push rod 3
Caudal peduncle 5；
S1, top water flowing：Water cooling tube 4 sequentially pass through caudal peduncle 5, push rod 3, beam connect 2 to top 1 inner chamber 13 lead to clean circulating water,
The inflow temperature of the clean circulating water is 24-28 DEG C of normal temperature, and leaving water temperature is 70 ~ 80 DEG C；Adjusted by the temperature control of the delivery port of push rod 3
Section valve automatically adjusts water-carrying capacity, i.e., when leaving water temperature be higher than setting value, the temperature sensing liquid expansion of temperature control adjusting valve, and promotion
Valve element closes downwards valve, reduces flow；When leaving water temperature is less than setting value, temperature sensing liquid shrinks, and back-moving spring promotes valve element
Open, increase flow.
S2, rotation preheating：Push rod 3 drives the rotation of top 1, is placed in heating furnace and uniformly preheats, is preheating to 900 DEG C；
S3, smear lubricant：Glass powder lubricant is smeared in the outer surface of top 1, the lubricant thickness is 0.2mm；
S4, perforation：Hot piercing is carried out to difficult deformable metal blank.
Embodiment 2
Top 1 and water cooling part all same used in the present embodiment and above-described embodiment 1, but water-cooling method in parameter
Adjustment, the water-cooling method of the present embodiment comprise the following steps：
S1, top water flowing：Lead to clean circulating water to the inner chamber 13 of top 1, the inflow temperature of the clean circulating water is normal temperature, goes out water temperature
Spend for 70 ~ 80 DEG C；
S2, rotation preheating：Push rod 3 drives the rotation of top 1, is placed in heating furnace and uniformly preheats, is preheating to 850 DEG C；
S3, smear lubricant：Glass powder lubricant is smeared in the outer surface of top 1, the lubricant thickness is 0.1mm；
S4, perforation：Hot piercing is carried out to difficult deformable metal blank.
Embodiment 3
Top 1 and water cooling part all same used in the present embodiment and above-described embodiment 1, but water-cooling method in parameter
Adjustment, the water-cooling method of the present embodiment comprise the following steps：
S1, top water flowing：Leading to clean circulating water to inner chamber 13, the inflow temperature of the clean circulating water is normal temperature, leaving water temperature is 70 ~
80℃；
S2, rotation preheating：Push rod 3 drives the rotation of top 1, is placed in heating furnace and uniformly preheats, is preheating to 950 DEG C；
S3, smear lubricant：Glass powder lubricant is smeared in the outer surface of top 1, the lubricant thickness is 0.3mm；
S4, perforation：Hot piercing is carried out to difficult deformable metal blank.
Comparative example
This comparative example is come directly towards with traditional solid molybdenum base, and 1 all same is come directly towards in its profile and size and embodiment 1, and
Molybdenum base top is carried out rotating preheating according to water cooling part and processing step same as Example 1 and smears lubricant.
120 TA1 blanks are perforated, following table is the applying working condition that molybdenum base comes directly towards in each embodiment and comparative example：
| Qualified quantity | Working time | Failure mode | |
| Embodiment 1 | 118 | 22h | Middle part extexine has the difficult cut distinguished of three naked eyes |
| Embodiment 2 | 115 | 22h | It is basic to have one of hair check without abrasion, afterbody |
| Embodiment 3 | 117 | 22.5h | There is a small amount of pit without abrasion, middle part extexine |
| Comparative example | 102 | 20h | Top softening is serious, can not be continuing with completely when being worked into the 109th |
From upper list data, for comparative example, hollow molybdenum base top and its water cooling side of the present utility model
Method service life is long, the qualification rate of perforation is high, can effectively save production cost.Wherein, the water-cooling method of embodiment 1, by excellent
Change every water cooling data, obtain higher product efficiency.
Claims (4)
- A kind of 1. hollow molybdenum base top, it is characterised in that：Including head（11）, matrix（12）, inner chamber（13）With with inner chamber（13） Connect the interface for connecting water cooling component（14）, the head（11）It is hemispherical and be located at matrix（12）Top and matrix （12）It is integrally formed, the appearance of molybdenum base top is in bullet-headed, the inner chamber（13）In bullet-headed.
- 2. hollow molybdenum base top according to claim 1, it is characterised in that：Described matrix（12）Length be that it is its bottom 1.80-2.20 times of portion's diameter, the head（11）A diameter of described matrix（12）0.20-0.22 times of bottom external diameter.
- 3. hollow molybdenum base top according to claim 1, it is characterised in that：The inner chamber（13）Opening diameter be described Matrix（12）0.40-0.45 times of bottom external diameter, the inner chamber（13）Length be 2.40-2.50 times of its opening diameter；Institute State interface（14）For common internal thread, its a diameter of described matrix（12）0.55-0.68 times of bottom external diameter, its depth for its from 0.70-0.80 times of body diameter.
- 4. hollow molybdenum base top according to claim 1, it is characterised in that：The head（11）With described matrix（12）Top The pedestal of disc-shaped is provided between end（15）, the pedestal（15）Diameter and the head（11）Diameter is identical, the pedestal （15）Thickness be its diameter 1/6-1/7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720695562.1U CN206951783U (en) | 2017-06-15 | 2017-06-15 | A kind of hollow molybdenum base top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720695562.1U CN206951783U (en) | 2017-06-15 | 2017-06-15 | A kind of hollow molybdenum base top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206951783U true CN206951783U (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720695562.1U Expired - Fee Related CN206951783U (en) | 2017-06-15 | 2017-06-15 | A kind of hollow molybdenum base top |
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| Country | Link |
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| CN (1) | CN206951783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309274A (en) * | 2017-06-15 | 2017-11-03 | 鑫鹏源智能装备集团有限公司 | A kind of hollow molybdenum base top and its water-cooling method |
-
2017
- 2017-06-15 CN CN201720695562.1U patent/CN206951783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309274A (en) * | 2017-06-15 | 2017-11-03 | 鑫鹏源智能装备集团有限公司 | A kind of hollow molybdenum base top and its water-cooling method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 |