CN106744238A - A kind of thin and long units salt bath surface treatment hanging - Google Patents
A kind of thin and long units salt bath surface treatment hanging Download PDFInfo
- Publication number
- CN106744238A CN106744238A CN201510826409.3A CN201510826409A CN106744238A CN 106744238 A CN106744238 A CN 106744238A CN 201510826409 A CN201510826409 A CN 201510826409A CN 106744238 A CN106744238 A CN 106744238A
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- China
- Prior art keywords
- thin
- suspender
- long units
- surface treatment
- salt bath
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
A kind of thin and long units salt bath surface treatment hanging, including upper suspender, lower suspender, are connected between upper suspender and lower suspender by a vertical connecting rod, and the top of vertical connecting rod is provided with suspension ring；Several trapezoidal holes are distributed with lower suspender, the diameter of the lower diameter less than thin and long units of trapezoidal hole, the side wall of trapezoidal hole is provided with first through hole；Upper suspender is provided with the circular port being adapted with trapezoidal hole.The thin and long units salt bath surface treatment hanging that the present invention is provided can not only ensure that the stability of thin and long units is higher, can also be prevented effectively from thin and long units bottom and bottom out, and be additionally favorable for improving the uniformity of thin and long units salt bath surface treatment.
Description
Technical field
The present invention relates to a kind of suspender, particularly a kind of thin and long units salt bath surface treatment hanging.
Background technology
The salt bath surface treatment of thin and long units belongs to a kind of heat treatment process, it is usually to be carried out in shaft furnace, because their length is long, diameter is smaller, salt bath surface treatment to get up bother very much, because their stability in shaft furnace should be considered, the uniformity of surface treatment is ensured again, also to take into account the thermal deformation for avoiding causing because one end touches furnace bottom.At present, for typically aiding in carrying out using special suspender in the salt bath surface treatment process of part, but rarely found have the suspender for being specifically applied to thin and long units.
CN202465809U discloses a kind of well formula heat treatment hanger, including suspender and suspension rod, suspension rod includes stock and fastener, lifting hole(eyelet) is provided with stock, suspender is circle, the even circumferential of suspender is provided with multiple and hangs groove, endoporus is provided with suspender, suspension rod passes through suspender, fastener is stuck at endoporus, the utility model can make workpiece hanging homogeneous heating, in heating process, arrangement that workpiece is relatively endways, small many of deflection, improve efficiency and improve quality, it is useful in the machining long workpieces being heat-treated on the production line of each pit furnace, but the utility model is it cannot be guaranteed that the stability of the bottom of machining long workpieces, make machining long workpieces when entering into shaft furnace, easily rock bottom, and without solving the problems, such as that machining long workpieces bottom bottoms out, in addition, the utility model is also unfavorable for being heat-treated the raising of uniformity.
The content of the invention
The purpose of the present invention is to overcome the above-mentioned not enough of prior art and provide a kind of thin and long units salt bath surface treatment hanging, it can not only ensure that the stability of thin and long units is higher, thin and long units bottom can also be prevented effectively to bottom out, and be additionally favorable for improving the uniformity of thin and long units salt bath surface treatment.
The technical scheme is that：A kind of thin and long units salt bath surface treatment hanging, including upper suspender, lower suspender, are connected between the upper suspender and lower suspender by a vertical connecting rod, and the top of vertical connecting rod is provided with suspension ring；Several trapezoidal holes are distributed with the lower suspender, the diameter of the lower diameter less than thin and long units of trapezoidal hole, the side wall of trapezoidal hole is provided with first through hole；The upper suspender is provided with the circular port being adapted with trapezoidal hole.
Further technical scheme is the present invention：The upper suspender and lower suspender are circular configuration.
Further technical scheme is the present invention：The second through hole is provided between circular port on the upper suspender, third through-hole is provided between the trapezoidal hole on the lower suspender.
Further technical scheme of the invention is：It is attached using removably between the connecting rod and upper suspender, lower suspender.
Further, it is connected through a screw thread between the connecting rod and upper suspender, lower suspender, nut is equipped with the bottom surface of upper suspender and the bottom surface of lower suspender.
Further, the diameter of the diameter of the circular port and trapezoidal hole upper bottom surface is all higher than the diameter of thin and long units.
Further, the circular port, trapezoidal hole are circumferentially arranged along connecting rod respectively.
The present invention has following features compared with prior art：
（1）The thin and long units salt bath surface treatment hanging that the present invention is provided employs the upper suspender and lower suspender connected by connecting rod, it is capable of achieving to be fixed the two ends of thin and long units, thin and long units can be ensured when salt bath surface treatment is carried out in putting into shaft furnace, thin and long units are not in shaking phenomenon, and positional stability is preferable；
（2）The thin and long units salt bath surface treatment hanging that the present invention is provided is provided with trapezoidal hole on lower suspender, and make the bottom surface diameter of trapezoidal hole less than the diameter of thin and long units, can effectively ensure that the bottom of thin and long units will not touch furnace bottom, it is to avoid the bottom of thin and long units is heated uneven；
（3）The thin and long units salt bath surface treatment hanging that the present invention is provided is provided with first through hole on the side wall of trapezoidal hole, it is ensured that also solution mobility preferably, is easy to improve the salt bath surface treatment uniformity of thin and long units in trapezoidal hole；It is provided between the trapezoidal hole on the second through hole, lower suspender between circular port again on upper suspender in addition and is provided with third through-hole, can further improve the salt bath surface treatment uniformity of thin and long units.
Detailed construction of the invention is further described below in conjunction with the drawings and specific embodiments.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the enlarged drawing at A in Fig. 1.
Specific embodiment
As shown in drawings：A kind of thin and long units salt bath surface treatment hanging, including upper suspender 4, lower suspender 1, are connected between upper suspender 4 and lower suspender 1 by a vertical connecting rod 2, and the top of vertical connecting rod 2 is provided with suspension ring 5, conveniently sling upper suspender 4 and lower suspender 1；The diameter of the lower diameter less than thin and long units of several trapezoidal holes 1-1, trapezoidal hole 1-1 is distributed with lower suspender 1, can effectively ensure that the bottom of thin and long units will not touch furnace bottom, it is to avoid the bottom of thin and long units is heated uneven；The side wall of trapezoidal hole 1-1 is provided with first through hole 1-3, it is ensured that also solution mobility preferably, is easy to improve the salt bath surface treatment uniformity of thin and long units in trapezoidal hole 1-1；Upper suspender 4 is provided with the circular port 4-1 being adapted with trapezoidal hole 1-1.
Upper suspender 4 and lower suspender 1 are circular configuration；The second through hole 4-2 is provided between circular port 4-1 on upper suspender 4, third through-hole 1-2 is provided between the trapezoidal hole 1-1 on lower suspender 1, can further improve the salt bath surface treatment uniformity of thin and long units.
It is connected through a screw thread between connecting rod 2 and upper suspender 2, lower suspender 1, nut 3 is equipped with the bottom surface of upper suspender 4 and the bottom surface of lower suspender 1.
The diameter of circular port 4-1 and the diameter of trapezoidal hole 1-1 upper bottom surfaces are all higher than the diameter of thin and long units；Circular port 4-1, trapezoidal hole 1-1 are circumferentially arranged along connecting rod 2 respectively.
Operation principle of the invention and application method are：The upper end of thin and long units is fixed in the circular port 4-1 of upper suspender 4, the lower end of thin and long units is fixed in the trapezoidal hole 1-1 of lower suspender 1, the present invention is placed in salt bath furnace by suspension ring 5 is heat-treated, due to the presence of circular port 4-1 and trapezoidal hole 1-1, the two ends of thin and long units can be ensured can be heat-treated, and stability is higher, thin and long units bottom can also be prevented effectively to bottom out, again due to first through hole 1-3, the second through hole 4-1, third through-hole 1-2 presence, it is ensured that thin and long units heat treatment uniformity it is preferable.
Claims (7)
1. a kind of thin and long units salt bath surface treatment hanging, it is characterised in that：Including upper suspender, lower suspender, connected by a vertical connecting rod between upper suspender and lower suspender, the top of vertical connecting rod is provided with suspension ring；Several trapezoidal holes are distributed with lower suspender, the diameter of the lower diameter less than thin and long units of trapezoidal hole, the side wall of trapezoidal hole is provided with first through hole；Upper suspender is provided with the circular port being adapted with trapezoidal hole.
2. thin and long units salt bath surface treatment hanging according to claim 1, it is characterised in that：Upper suspender and lower suspender are circular configuration.
3. thin and long units salt bath surface treatment hanging according to claim 1 and 2, it is characterised in that：The second through hole is provided between circular port on upper suspender, third through-hole is provided between the trapezoidal hole on lower suspender.
4. thin and long units salt bath surface treatment hanging according to claim 1 and 2, it is characterised in that：It is attached using removably between connecting rod and upper suspender, lower suspender.
5. thin and long units salt bath surface treatment hanging according to claim 1 and 2, it is characterised in that：It is connected through a screw thread between connecting rod and upper suspender, lower suspender, nut is equipped with the bottom surface of upper suspender and the bottom surface of lower suspender.
6. thin and long units salt bath surface treatment hanging according to claim 1, it is characterised in that：The diameter of circular port and the diameter of trapezoidal hole upper bottom surface are all higher than the diameter of thin and long units.
7. the thin and long units salt bath surface treatment hanging according to claim 1 or 6, it is characterised in that：Circular port, trapezoidal hole are circumferentially arranged along connecting rod respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510826409.3A CN106744238A (en) | 2015-11-25 | 2015-11-25 | A kind of thin and long units salt bath surface treatment hanging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510826409.3A CN106744238A (en) | 2015-11-25 | 2015-11-25 | A kind of thin and long units salt bath surface treatment hanging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106744238A true CN106744238A (en) | 2017-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510826409.3A Pending CN106744238A (en) | 2015-11-25 | 2015-11-25 | A kind of thin and long units salt bath surface treatment hanging |
Country Status (1)
| Country | Link |
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| CN (1) | CN106744238A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892228A (en) * | 2017-11-03 | 2018-04-10 | 绥阳县康发有限责任公司 | A kind of suspender for being used to hang refrigerator central sill blank |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02170912A (en) * | 1988-10-29 | 1990-07-02 | Degussa Ag | Device for intermittent removal of salt bath sludge |
| CN101984138A (en) * | 2010-11-29 | 2011-03-09 | 大连创新齿轮箱制造有限公司 | Thermal treatment carburization charge tooling |
| CN202755044U (en) * | 2012-07-14 | 2013-02-27 | 新疆天业（集团）有限公司 | Lifting tool of pit type nitriding furnace |
| CN203295562U (en) * | 2013-03-29 | 2013-11-20 | 中建材宁国新马耐磨材料有限公司 | Quenching frame for steel forging |
| CN203794988U (en) * | 2014-04-30 | 2014-08-27 | 江苏兴甬铝业科技有限公司 | Fixture special for long bar surface treatment process |
| CN203794952U (en) * | 2014-04-29 | 2014-08-27 | 宁波盛发铜业有限公司 | Annealing tray |
| CN203855608U (en) * | 2013-11-08 | 2014-10-01 | 胡佰林 | Rod workpiece quenching fixing device |
| CN104480260A (en) * | 2014-12-25 | 2015-04-01 | 湖北新冶钢汽车零部件有限公司 | Isothermal normalizing furnaceburdentray |
-
2015
- 2015-11-25 CN CN201510826409.3A patent/CN106744238A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02170912A (en) * | 1988-10-29 | 1990-07-02 | Degussa Ag | Device for intermittent removal of salt bath sludge |
| CN101984138A (en) * | 2010-11-29 | 2011-03-09 | 大连创新齿轮箱制造有限公司 | Thermal treatment carburization charge tooling |
| CN202755044U (en) * | 2012-07-14 | 2013-02-27 | 新疆天业（集团）有限公司 | Lifting tool of pit type nitriding furnace |
| CN203295562U (en) * | 2013-03-29 | 2013-11-20 | 中建材宁国新马耐磨材料有限公司 | Quenching frame for steel forging |
| CN203855608U (en) * | 2013-11-08 | 2014-10-01 | 胡佰林 | Rod workpiece quenching fixing device |
| CN203794952U (en) * | 2014-04-29 | 2014-08-27 | 宁波盛发铜业有限公司 | Annealing tray |
| CN203794988U (en) * | 2014-04-30 | 2014-08-27 | 江苏兴甬铝业科技有限公司 | Fixture special for long bar surface treatment process |
| CN104480260A (en) * | 2014-12-25 | 2015-04-01 | 湖北新冶钢汽车零部件有限公司 | Isothermal normalizing furnaceburdentray |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892228A (en) * | 2017-11-03 | 2018-04-10 | 绥阳县康发有限责任公司 | A kind of suspender for being used to hang refrigerator central sill blank |
| CN107892228B (en) * | 2017-11-03 | 2019-01-25 | 绥阳县康发有限责任公司 | It is a kind of for hanging the suspender of refrigerator central sill blank |
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Application publication date: 20170531 |