CN203546097U - Controlled cooling equipment for manufacturing expansion breaking connection rod by using non-quenched and tempered steel - Google Patents
Controlled cooling equipment for manufacturing expansion breaking connection rod by using non-quenched and tempered steel Download PDFInfo
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- CN203546097U CN203546097U CN201320683140.4U CN201320683140U CN203546097U CN 203546097 U CN203546097 U CN 203546097U CN 201320683140 U CN201320683140 U CN 201320683140U CN 203546097 U CN203546097 U CN 203546097U
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- blower fan
- cooling equipment
- draught fan
- connecting rod
- control
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Abstract
The utility model discloses controlled cooling equipment for manufacturing an expansion breaking connection rod by using non-quenched and tempered steel. According to the controlled cooling equipment, a rack is internally provided with an annular conveying chain for conveying the expansion breaking connection rod and a first draught fan, a second draught fan, a third draught fan, a fourth draught fan and a fifth draught fan which are linearly arrayed along the conveying direction of the conveying chain; a draught fan opening of each draught fan is located above the annular conveying chain and is opposite to the surface of the annular conveying chain; separation covers are arranged at the draught fan openings of the second draught fan, the third draught fan, the fourth draught fan and the fifth draught fan. According to the controlled cooling equipment, the connection rod is made of the non-quenched and tempered steel and does not need quenching and tempering treatment, so that the procedure is simplified; the connection rod is sequentially subjected to controlled cooling by the five draught fans to obtain a uniform metallographic structure; the whole process keeps a certain temperature range and time to eliminate inner stress caused by rapidly cooling; the connection rod sequentially enters the controlled cooling equipment and sequentially exits the controlled cooling equipment, namely the connection rod passes through the controlled cooling equipment in a single piece arraying manner, so that the consistency of various requirements of products is guaranteed.
Description
Technical field
The utility model relates to Machining of Connecting Rod equipment, particularly a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel.
Background technology
The manufacturing technology of at present connecting rod lid being separated is to adopt mechanical means or adopt the pre-crackle of laser beam manufacture, then makes it in pre-cracks fracture by specific equipment distending mode, and large end link lid is removed from connecting rod body, directly to rupture, separates.The beneficial effect doing is like this to have cancelled a large amount of machining operations, compared with general mechanical workout connecting rod, can save investment 25%, saves process cost 35%; What now fractured connecting rod material adopted is non-hardened and tempered steel, this just has strict requirement to the connecting rod metallographic structure of forging, the metallographic structure of connecting rod should be the carbide that ferrite adds perlite and disperse, ferrite content is lower than 10%, mean grain size must not be coarser than 5 grades, for reaching this requirement, key is strictly to control strong cold technique, so just need to realize this equipment that can strictly control strong cold technique.At present, yet there are no a kind of operation simple, control cold effective and cost is low makes the control-cooling equipment of fractured connecting rod with non-hardened and tempered steel.
Summary of the invention
The utility model has overcome above-mentioned the deficiencies in the prior art, a kind of operation has been proposed simple, control the cold effective and low control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel of cost, the utility model of this control-cooling equipment makes also can reach modified strength level when adopting non-hardened and tempered steel to make fractured connecting rod, saved modifier treatment, simplify production process, save energy.
The technical solution of the utility model is achieved in that
A kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel, comprise frame, in frame, be provided with one article for delivery of the annular conveyer chain of fractured connecting rod and along the first blower fan that is word order, the second blower fan, the 3rd blower fan, four fan device and the tendencies machine of conveyer chain throughput direction setting; The blower fan mouth of above-mentioned each blower fan be all positioned at annular conveyer chain directly over and its just the surface of annular conveyer chain is arranged; The second blower fan, the 3rd blower fan, four fan device, all coordinate and be provided with cage with blower fan mouth tendencies machine place; The left and right sides at annular conveyer chain is provided with steel bar, and steel bar is fixed on control-cooling equipment, and cage is fixed on steel bar; The first blower fan, the second blower fan, the 3rd blower fan, four fan device and tendencies machine are all equipped with independent frequency transformer and independent switch; Mid-way at control-cooling equipment is provided with switch box.
In order to eliminate due to the quick cooling internal stress producing, as preferably, the power of the first described blower fan is 4KW, and flow is 4500m
3/ h, rotating speed is 2500r/min; The power of the second blower fan, the 3rd blower fan, four fan device and tendencies machine is 2.2KW, and flow is 1264m
3/ h, rotating speed is 2900r/min.
As preferably, the blower fan mouth of each blower fan is the opening of falling funnel type.
Cold in order to make connecting rod obtain fully control, improve craft precision, as preferably, described cage comprises the rectangular-shaped top plate being connected with blower fan mouth, two parallel sides of rectangular-shaped top plate are distinguished extended side plate A and side plate B vertically downward, and described side plate A and side plate B are welded and fixed with steel bar respectively.The side plate on cage both sides can reflex to the sidepiece of connecting rod by the wind to external diffusion by this, thereby makes connecting rod keep evenly catching a cold everywhere.
For handled easily control-cooling equipment, as preferably, described is provided with outer cover outward in frame; On outer cover be provided with opening with opposite position independent switch place.
In order to improve the life-span of annular conveyer chain, as preferably, described annular conveyer chain adopts combination chain or stainless steel guipure.
As preferably, between adjacent cage, be spaced apart 20CM～60CM between two.
Adopted the beneficial effects of the utility model of technique scheme to be:
The utility model is a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel that meets.In the situation that connecting rod material adopts non-hardened and tempered steel, the metallographic structure of connecting rod must meet the carbide that ferrite adds perlite and disperse, ferrite content is lower than 10%, mean grain size must not be coarser than 5 grades, just can make non-hardened and tempered steel reach modified strength level, so not only save modifier treatment, simplify production process, and save energy, there is certain economic benefit.
In order to reach this effect, in the utility model, connecting rod is transmitted through five Fans successively blower fan mouth after being placed on annular conveyer chain is controlled cold, the second blower fan, the 3rd blower fan, four fan device, also coordinate and be provided with cage with blower fan mouth tendencies machine place, cage is in order to block cold wind toward extraneous diffusion, cold wind blows the top at connecting rod during toward blowing down, cold wind is beaten on side plate A and side plate B subsequently, again cold wind is returned to side and the bottom of connecting rod, make connecting rod fully cooling, reached the cold effect of best control.
Five Fans are all equipped with independent frequency transformer, and independent frequency transformer is adjustable in order to realize rotating speed; The use of independent frequency transformer can regulate according to temperature, such as when the summer because external temperature is higher, control cold strength will double to improve, and open as the case may be five frequency transformers and regulate; And carry out timely adjustment, to guarantee the cold effect of control of connecting rod; During winter because external temperature is lower, for control cold belt strong condition, need as the case may be to open first and third, five frequency transformers or second, four, five frequency transformers, so just the strict rotating speed of controlling each blower fan, has greatly saved the energy and has reduced cost.
That at the first higher blower fan of power, carries out is quick cooling in order to obtain uniform metallographic structure, remains on certain temperature range and time in order to eliminate due to the quick cooling internal stress producing in the cold process of whole control; Temperature out is controlled in the temperature range that refine pearlite separates out, and the time lengthening of Slow cooling in the temperature that makes can separate out in refine pearlite after product cartonning, to obtain more nodular troostite tissue, to reach ferrite lower than 10% requirement.
Outer cover, be provided with opening with corresponding position independent switch, facilitate control-cooling equipment maintenance, observation and switch; Five Fans are equipped with independent switch, are convenient to control whole operating process; In the mid-way of control-cooling equipment, be also provided with independently-powered switch box to facilitate the folding operation to circuit, and have higher class of safety protection.Five Fans have strict requirement on power, flow, rotating speed, add the strict control in the transfer rate of annular conveyer chain, have realized strict strong cold control technique.
Connecting rod enters control-cooling equipment successively, goes out successively control-cooling equipment, and single-piece is arranged through type control-cooling equipment, has guaranteed the consistence of product requirements.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of control-cooling equipment in the utility model embodiment;
Fig. 2 is the fit structure schematic diagram of blower fan mouth and cage in the utility model embodiment;
Fig. 3 is the external overall structural representation of control-cooling equipment in the utility model embodiment.
Embodiment
Embodiment of the present utility model is as follows:
Embodiment: a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel, as shown in Figures 1 to 3, comprise frame 6, in frame 6, be provided with the first blower fan 1, the second blower fan 2, the 3rd blower fan 3, four fan device 4 and the tendencies machine 5 that are word order; In frame 6, be also provided with an annular conveyer chain 7, under described annular conveyer chain 7 is positioned at the first blower fan 1, the second blower fan 2, the 3rd blower fan 3, four fan device 4 and blower fan mouth 8 tendencies machine 5, locate; The second blower fan 2, the 3rd blower fan 3, four fan device 4, all coordinate and be provided with cage 9 with blower fan mouth tendencies machine 5 place; The left and right sides in annular conveyer chain 7 transmission direction is provided with steel bar 10, and steel bar 10 is fixed on annular conveyer chain 7 both sides, and cage 9 is fixed on steel bar 10; The first blower fan 1, the second blower fan 2, the 3rd blower fan 3, four fan device 4 and tendencies machine 5 are all equipped with independent frequency transformer 11 and independent switch 12; In the mid-way of control-cooling equipment, be provided with switch box 13; The power of the first blower fan 1 is 4KW, and flow is 4500m
3/ h, rotating speed is 2500r/min; The power of the second blower fan 2, the 3rd blower fan 3, four fan device 4 and tendencies machine 5 is 2.2KW, and flow is 1264m
3/ h, rotating speed is 2900r/min.
For connecting rod is fully caught a cold, blower fan mouth 8 is the opening of falling funnel type 14; Described cage 9 is to extend to form rectangular-shaped top plate 15 on the outside horizontal plane in blower fan mouth 8 edges, two parallel sides of rectangular-shaped top plate 15 are distinguished extended side plate A16 and side plate B17 vertically downward, and side plate A16 and side plate B17 are welded and fixed with the steel bar 10 of annular conveyer chain 7 both sides respectively; Distance between described side plate A16 and side plate B17 equals the distance between steel bar 10; Frame 6 is wrapped with an outer cover 18; Outer cover 18, be equipped with opening 19 with opposite position place independent switch 12; Annular conveyer chain 7 adopts combination chain or stainless steel guipure; Between adjacent cage 9, be spaced apart 20CM～60CM between two.
During use, open switch box 13, five Fans and to realize frame 6 inside, be divided into different temperature-controlled areas by independent switch 12 and independent frequency transformer 11 separately; Connecting rod is put to annular conveyer chain 7, and connecting rod is transmitted through successively and the first blower fan 1, the second blower fan 2, the 3rd blower fan 3, four fan device 4 is caught a cold with blower fan mouth tendencies machine 5 by annular conveyer chain 7; Wherein, temperature-controlled area is divided into San Ge district: the firstth district comprises the first blower fan 1 and the second blower fan 2, and in order to obtain uniform metallographic structure, connecting rod must be cooling fast, and within the time of 2～2.5 minutes, temperature is down to 700 ℃ by 930 ℃; Second Region comprises the 3rd blower fan 3 and four fan device 4, and in order to eliminate the cooling internal stress producing fast due to the firstth district, connecting rod temperature within the time of 2 to 2.5 minutes is down to 650 ℃ by 700 ℃; San district is the 5th Fans 5, and connecting rod temperature within the time of 2 to 2.5 minutes is down to 600 ℃-550 ℃ by 650 ℃; The product temperature that wherein hardness requirement is high drops to 550 ℃, and the product temperature that hardness requirement is low drops to 600 ℃.The speed of annular conveyer chain 7 is about 0.93～1.08m/s, being sent to tendencies machine 5 exports the cold process of time control and stops, temperature out is controlled in the temperature range that refine pearlite separates out, the time lengthening of Slow cooling in the temperature that makes can separate out in refine pearlite after product cartonning, to obtain more nodular troostite tissue, reach ferrite lower than 10% requirement.In the utility model, connecting rod enters frame 6 successively, and connecting rod goes out frame 6 successively, then puts into product box heap and is chilled to room temperature, and single-piece is arranged through type frame 6, and speed of cooling is consistent, and envrionment temperature is consistent, has guaranteed the consistence of product requirements.
Claims (7)
1. of non-hardened and tempered steel, make the control-cooling equipment of fractured connecting rod for one kind, it is characterized in that: comprise frame, in frame, be provided with one article for delivery of the annular conveyer chain of fractured connecting rod and along the first blower fan that is word order, the second blower fan, the 3rd blower fan, four fan device and the tendencies machine of conveyer chain throughput direction setting; The blower fan mouth of above-mentioned each blower fan be all positioned at annular conveyer chain directly over and its just the surface of annular conveyer chain is arranged; The second blower fan, the 3rd blower fan, four fan device, all coordinate and be provided with cage with blower fan mouth tendencies machine place; The left and right sides at annular conveyer chain is provided with steel bar, and steel bar is fixed on control-cooling equipment, and cage is fixed on steel bar; The first blower fan, the second blower fan, the 3rd blower fan, four fan device and tendencies machine are all equipped with independent frequency transformer and independent switch; Mid-way at control-cooling equipment is provided with switch box.
2. a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel according to claim 1, is characterized in that: the power of the first described blower fan is 4KW, and flow is 4500m
3/ h, rotating speed is 2500r/min; The power of the second blower fan, the 3rd blower fan, four fan device and tendencies machine is 2.2KW, and flow is 1264m
3/ h, rotating speed is 2900r/min.
3. a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel according to claim 1, is characterized in that: the blower fan mouth of each blower fan is the opening of falling funnel type.
4. a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel according to claim 1, it is characterized in that: described cage comprises the rectangular-shaped top plate being connected with blower fan mouth, two parallel sides of rectangular-shaped top plate are distinguished extended side plate A and side plate B vertically downward, and described side plate A and side plate B are welded and fixed with steel bar respectively.
5. a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel according to claim 1, is characterized in that: described is provided with outer cover outward in frame; On outer cover be provided with opening with opposite position independent switch place.
6. a kind of control-cooling equipment of making fractured connecting rod of non-hardened and tempered steel according to claim 1, is characterized in that: described annular conveyer chain adopts combination chain or stainless steel guipure.
7. according to claim 1ly a kind ofly with non-hardened and tempered steel, make the control-cooling equipment of fractured connecting rod, it is characterized in that: between adjacent cage, be spaced apart 20CM～60CM between two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683140.4U CN203546097U (en) | 2013-10-31 | 2013-10-31 | Controlled cooling equipment for manufacturing expansion breaking connection rod by using non-quenched and tempered steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683140.4U CN203546097U (en) | 2013-10-31 | 2013-10-31 | Controlled cooling equipment for manufacturing expansion breaking connection rod by using non-quenched and tempered steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203546097U true CN203546097U (en) | 2014-04-16 |
Family
ID=50464242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320683140.4U Withdrawn - After Issue CN203546097U (en) | 2013-10-31 | 2013-10-31 | Controlled cooling equipment for manufacturing expansion breaking connection rod by using non-quenched and tempered steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203546097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103555918A (en) * | 2013-10-31 | 2014-02-05 | 浙江跃进机械有限公司 | Controlled cooling equipment for manufacturing expansion-breaking connecting rods by using non-quenched and tempered steel |
-
2013
- 2013-10-31 CN CN201320683140.4U patent/CN203546097U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103555918A (en) * | 2013-10-31 | 2014-02-05 | 浙江跃进机械有限公司 | Controlled cooling equipment for manufacturing expansion-breaking connecting rods by using non-quenched and tempered steel |
| CN103555918B (en) * | 2013-10-31 | 2015-11-18 | 浙江跃进机械有限公司 | A kind of non-hardened and tempered steel makes the control-cooling equipment of fractured connecting rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |