CN204898050U - Bent axle class work piece balanced type nitrogenize special lifting device - Google Patents
Bent axle class work piece balanced type nitrogenize special lifting device Download PDFInfo
- Publication number
- CN204898050U CN204898050U CN201520635309.8U CN201520635309U CN204898050U CN 204898050 U CN204898050 U CN 204898050U CN 201520635309 U CN201520635309 U CN 201520635309U CN 204898050 U CN204898050 U CN 204898050U
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- Prior art keywords
- union lever
- long
- hinged
- nitrogenize
- connecting rod
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- Expired - Fee Related
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Abstract
The utility model discloses a bent axle class work piece balanced type nitrogenize special lifting device, including the jib, the both ends of jib all articulate the pubescent connecting rod, the jib was kept away from to short connecting rod tip is all articulated to have a long connecting rod, it has same round jar shape gallows to articulate on a pair of long connecting rod, the tip that long connecting rod was kept away from to circle jar shape gallows is provided with fixed disc, the threaded hole of nose circle areal distribution of fixed disc, it has the pull rod still all to articulate on the long connecting rod, it has same crossbeam to articulate on a pair of pull rod. The utility model discloses it is overproof effectively to avoid bent axle class work piece to take place the deformation at the nitrogen treatment in -process, makes the qualification rate of product higher, and the nitrogenize effect is better.
Description
Technical field
The utility model relates to a kind of nitriding treatment utility appliance, and more particularly, it relates to a kind of crankshaft type workpiece balanced type nitrogenize special hanger.
Background technology
Nitriding treatment belongs to the heat treated one of metallochemistry, is mainly divided into hard nitrogenize and the large class of tufftride two.Wherein hard nitrogen chemical ' nitriding ' by name, is conventional nitridation.What infiltrate steel surface is single ' nitrogen ' element, and method has gas method and ion method etc.And tufftride formal name used at school is ' carbonitriding ', present domesticly popular have gas method, nothing (low) malicious liquid method and ion method.The element infiltrating steel surface, based on ' nitrogen ', with the addition of ' carbon ' simultaneously.Adding of carbon makes the formation of surface compound layer (bright layer) and performance obtain some or even significantly improve.Carbonitriding widely applicable, all normal steels of nearly cover and cast iron.
In the prior art, nitriding treatment is normally direct to be positioned in nitriding furnace by crankshaft type workpiece, result near furnace bottom position crankshaft type workpiece due to workpiece deadweight can pressurized larger, make it different with the deformation rule near furnace roof position, distortion finally can be caused overproof and make product defective; If adopting is fixed on suspension bracket by workpiece top simultaneously, bottom is unsettled, and so same due to workpiece deadweight reason, top position can make product defective owing to causing distortion overproof by pulling force.
Utility model content
For the deficiency that prior art exists, it is overproof that the purpose of this utility model is to provide one can effectively avoid crankshaft type workpiece to deform in nitriding treatment process, make the qualification rate of product higher, nitriding result better crankshaft type workpiece balanced type nitrogenize special hanger.
For achieving the above object, the utility model provides following technical scheme: a kind of crankshaft type workpiece balanced type nitrogenize special hanger, comprises suspension rod; The two ends of suspension rod are all hinged with short union lever; Short union lever is all hinged with long union lever away from the end of suspension rod; Long a pair union lever is hinged with same round cylinder shape suspension bracket; Circle cylinder shape suspension bracket is provided with fixed disc away from the end of long union lever; The nose circle face of fixed disc is distributed with threaded hole; Long union lever is also all hinged with pull bar; A pair pull bar is hinged with same crossbeam.
As preferably, suspension rod is provided with hanger and hanger is fixed on the center position of suspension rod.
As preferably, short a pair union lever is all articulated with the central position of the long union lever of its correspondence away from the end of suspension rod; An end of long union lever is articulated with round cylinder shape suspension bracket, and long union lever and the other end justifying cylinder shape suspension bracket hinged are articulated with pull bar.
As preferably, between suspension rod and short union lever, between short union lever and long union lever, between long union lever and circle cylinder shape suspension bracket and all adopt bolt pin to be fixed between long union lever and pull bar.
By adopting technique scheme, the utility model is when carrying out nitriding treatment to crankshaft type workpiece, crankshaft type workpiece is fixed on fixed disc by threaded hole one end, the other end is seated on crossbeam, make crankshaft type workpiece upper end by pulling force, lower end is by towing force, be in semi-free state, sling by driving and be positioned in nitriding furnace again and carried out nitriding treatment, in terms of existing technologies, it is stressed more balanced that the utility model can ensure that crankshaft type workpiece leans on, simultaneously owing to adopting long union lever, short union lever and the hinged relationship between it, the utility model is made to have regulating power, heat at crankshaft type workpiece, can extend with crankshaft type workpiece and shorten in process of cooling, thus ensure the stress equalization of crankshaft type workpiece always, can crankshaft type workpiece be effectively avoided to deform overproof, thus reaching the utility model, can effectively to avoid crankshaft type workpiece to deform in nitriding treatment process overproof, makes the qualification rate of product higher, the better object of nitriding result.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model crankshaft type workpiece balanced type nitrogenize special hanger embodiment.
Reference numeral: 1, suspension rod; 2, short union lever; 3, long union lever; 4, cylinder shape suspension bracket is justified; 5, fixed disc; 6, threaded hole; 7, pull bar; 8, crossbeam; 9, hanger; 10, bolt pin.
Embodiment
With reference to Fig. 1, the utility model crankshaft type workpiece balanced type nitrogenize special hanger embodiment is described further.
As shown in Figure 1, a kind of crankshaft type workpiece balanced type nitrogenize special hanger, comprises suspension rod 1; The two ends of suspension rod 1 are all hinged with short union lever 2; Short union lever 2 is all hinged with long union lever 3 away from the end of suspension rod 1; Long a pair union lever 3 is hinged with same round cylinder shape suspension bracket 4; Circle cylinder shape suspension bracket 4 is provided with fixed disc 5 away from the end of long union lever 3; The nose circle face of fixed disc 5 is distributed with threaded hole 6; Long union lever 3 is also all hinged with pull bar 7; A pair pull bar 7 is hinged with same crossbeam 8.
By adopting technique scheme, the utility model is when carrying out nitriding treatment to crankshaft type workpiece, crankshaft type workpiece is fixed on fixed disc 5 by threaded hole 6 one end, the other end is seated on crossbeam 8, make crankshaft type workpiece upper end by pulling force, lower end, by towing force, is in semi-free state, then carries out nitriding treatment by driving a vehicle to be sling and be positioned in nitriding furnace; Its middle hanger 1 is provided with hanger 9 and hanger 9 is fixed on the center position of suspension rod 1, hanger 9 can so that driving be got hanging of suspension rod 1 on the one hand, the central position that another aspect hanger 9 is fixed on suspension rod 1 can make crankshaft type workpiece more steady in operational process, avoid rocking, nitriding result is better; In terms of existing technologies, it is stressed more balanced that the utility model can ensure that crankshaft type workpiece leans on, simultaneously owing to adopting long union lever 3, short union lever 2 and the hinged relationship between it, the utility model is made to have regulating power, can extend with crankshaft type workpiece and shorten in crankshaft type workpiece heating, process of cooling, thus ensure the stress equalization of crankshaft type workpiece always, can effectively avoid crankshaft type workpiece to deform overproof; Thus reaching the utility model, can effectively to avoid crankshaft type workpiece to deform in nitriding treatment process overproof, makes the qualification rate of product higher, the better object of nitriding result.
Its middle hanger 1, fixed disc 5 and crossbeam 8 are steel and support, because suspension rod 1, fixed disc 5 and crossbeam 8 is main stressed member of the present utility model, adopting steel to make can make the utility model structural strength stronger, avoid after long-term use deformation occurring, increase the service life.
Wherein, short a pair union lever 2 is all articulated with the central position of the long union lever 3 of its correspondence away from the end of suspension rod 1; An end of long union lever 3 is articulated with round cylinder shape suspension bracket 4, and long union lever 3 and the other end justifying cylinder shape suspension bracket 4 hinged are articulated with pull bar 7.
Circle cylinder shape suspension bracket 4 can make crankshaft type workpiece stronger by pulling force when being fixed on fixed disc 5, and it is more steady, and the setting that short union lever 2 is articulated with the central position of long union lever 3, two ends of long union lever 3 are connected to round cylinder shape suspension bracket 4 and pull bar 7, the stationary performance of the utility model entirety can be strengthened on the one hand, another reverse side can make adjusting function of the present utility model maximize, be applicable to more nitrogenize workpiece, applicable performance is stronger.
As the preferred version of the utility model embodiment, between suspension rod 1 and short union lever 2, between short union lever 2 and long union lever 3, between long union lever 3 and circle cylinder shape suspension bracket 4 and all adopt bolt pin 10 to be fixed between long union lever 3 and pull bar 7.Object hinged between it can be reached, so that adjustment of the present utility model on the one hand; The mode adopting bolt pin 10 fixing is on the other hand more easy compared to other modes, and it is more convenient to operate, and Practical Performance is strong.
More than make preferred implementation of the present utility model, under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.
Claims (4)
1. a crankshaft type workpiece balanced type nitrogenize special hanger, is characterized in that: comprise suspension rod; The two ends of suspension rod are all hinged with short union lever; Short union lever is all hinged with long union lever away from the end of suspension rod; Long a pair union lever is hinged with same round cylinder shape suspension bracket; Circle cylinder shape suspension bracket is provided with fixed disc away from the end of long union lever; The nose circle face of fixed disc is distributed with threaded hole; Long union lever is also all hinged with pull bar; A pair pull bar is hinged with same crossbeam.
2. crankshaft type workpiece balanced type nitrogenize special hanger according to claim 1, is characterized in that: suspension rod is provided with hanger and hanger is fixed on the center position of suspension rod.
3. crankshaft type workpiece balanced type nitrogenize special hanger according to claim 1, is characterized in that: short a pair union lever is all articulated with the central position of the long union lever of its correspondence away from the end of suspension rod; An end of long union lever is articulated with round cylinder shape suspension bracket, and long union lever and the other end justifying cylinder shape suspension bracket hinged are articulated with pull bar.
4. crankshaft type workpiece balanced type nitrogenize special hanger according to claim 3, is characterized in that: between suspension rod and short union lever, between short union lever and long union lever, between long union lever and circle cylinder shape suspension bracket and all adopt bolt pin to be fixed between long union lever and pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520635309.8U CN204898050U (en) | 2015-08-22 | 2015-08-22 | Bent axle class work piece balanced type nitrogenize special lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520635309.8U CN204898050U (en) | 2015-08-22 | 2015-08-22 | Bent axle class work piece balanced type nitrogenize special lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204898050U true CN204898050U (en) | 2015-12-23 |
Family
ID=54920241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520635309.8U Expired - Fee Related CN204898050U (en) | 2015-08-22 | 2015-08-22 | Bent axle class work piece balanced type nitrogenize special lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204898050U (en) |
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2015
- 2015-08-22 CN CN201520635309.8U patent/CN204898050U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20180822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |