CN204194682U - Semiaxis ring flange shaped device - Google Patents
Semiaxis ring flange shaped device Download PDFInfo
- Publication number
- CN204194682U CN204194682U CN201420430223.7U CN201420430223U CN204194682U CN 204194682 U CN204194682 U CN 204194682U CN 201420430223 U CN201420430223 U CN 201420430223U CN 204194682 U CN204194682 U CN 204194682U
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- China
- Prior art keywords
- ring flange
- drift
- overcoat
- driver part
- shaped device
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- 238000003825 pressing Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000005242 forging Methods 0.000 abstract description 26
- 238000007493 shaping process Methods 0.000 abstract description 26
- 238000004080 punching Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Forging (AREA)
Abstract
The utility model provides a kind of semiaxis ring flange shaped device, comprising: workbench, is arranged at the bed die on workbench, is connected with bed die, and drives bed die to move the first driver part realizing folding bed die; Be arranged at above bed die, and with bed die with the use of mold; Be connected with mold, and drive the second driver part that mold moves up and down; The drift of mold is placed on slidably; Be connected with drift, and drive the 3rd driver part that drift moves up and down.The semiaxis ring flange shaped device that the utility model provides, by first moving mold movable punching head again, reduce the restriction of forging ratio to forging quality, then under the prerequisite ensureing forging quality, achieve larger forging ratio, and then achieve the one-shot forming of semiaxis ring flange, with prior art need twice shaping compared with, effectively improve shaping efficiency; Meanwhile, the shaping cost of semiaxis ring flange is also reduced.
Description
Technical field
The utility model relates to automobile axle shaft ring flange field shaping technique, more particularly, relates to a kind of semiaxis ring flange shaped device.
Background technology
At present, semiaxis ring flange is shaping by blank forging, and in forging process, mold and drift be downward mold movement simultaneously, shaping to realize.
Because forging molding is carried out in the movement simultaneously of mold and drift, require that forging ratio can not be greater than 3, otherwise forging quality cannot meet the demands.For the semiaxis of medium-small diameter, such as diameter is the semiaxis of 35-52mm, by the restriction of forging ratio, all need twice shaping, be not more than 3 to meet forging ratio.The shaping flow process of semiaxis ring flange for heating, take material, a preformed, take material, secondary preformed, take material, heating, take material, put rolling shaping.Because needs twice are shaping, cause the shaping efficiency of semiaxis ring flange lower.
In addition, because needs twice are shaping, need two preformed hydraulic presses, a shaping rotary forging press, user of service is also more, causes the shaping cost of semiaxis ring flange higher.
In sum, how shaping semiaxis ring flange, to improve the shaping efficiency of semiaxis ring flange, is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of semiaxis ring flange shaped device, to improve the shaping efficiency of semiaxis ring flange.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of semiaxis ring flange shaped device, comprising:
Workbench,
Be arranged at the bed die on described workbench,
Be connected with described bed die, and drive described bed die to move to realize the first driver part of bed die described in folding;
Be arranged at above described bed die, and with described bed die with the use of mold;
Be connected with described mold, and the second driver part driving described mold to move up and down;
The drift of described mold is placed on slidably;
Be connected with described drift, and the 3rd driver part driving described drift to move up and down.
Preferably, in above-mentioned semiaxis ring flange shaped device, described second driver part is connected with described mold by portable plate; Wherein, described mold is fixed on described portable plate, and the number of described second driver part is two and is connected with the two ends of described portable plate respectively, and described second driver part is arranged on described workbench.
Preferably, in above-mentioned semiaxis ring flange shaped device, described mold comprises: be fixed on the patrix overcoat on described portable plate, to be inside placed in described patrix overcoat and the patrix be fixedly linked with described patrix overcoat; Wherein, described drift is placed on described patrix slidably.
Preferably, in above-mentioned semiaxis ring flange shaped device, the Packed cooling chamber of tool between described patrix overcoat and described patrix, described patrix overcoat is provided with the coolant outlet and cooling water inlet that are all communicated with described cooling chamber.
Preferably, in above-mentioned semiaxis ring flange shaped device, described patrix overcoat is fixed on described portable plate by overcoat pressing plate, wherein, described overcoat pressing plate is fixed on the bottom of described portable plate, the outer wall of described patrix overcoat is provided with the positioning convex extended along its circumference, and the inwall of described overcoat pressing plate is provided with the locating slot coordinated with described positioning convex.
Preferably, in above-mentioned semiaxis ring flange shaped device, described 3rd driver part is the oil cylinder of hydraulic press, described workbench is arranged at the upper of described hydraulic press, described second driver part and described first driver part are hydraulic cylinder, described first driver part is arranged on described workbench, and described hydraulic cylinder is connected with the hydraulic pump of described hydraulic press.
Preferably, in above-mentioned semiaxis ring flange shaped device, described drift is connected with described oil cylinder by upper working plate; Wherein, described upper working plate is coated at described drift, and described drift is fixedly connected with described upper working plate by top board.
Preferably, above-mentioned semiaxis ring flange shaped device, also comprises: the drift overcoat being coated at described drift, is coated at the liner plate of described drift overcoat; Wherein, described drift overcoat and described liner plate described drift and described between working plate, described drift is provided with the defining flange extended along its circumference, and described drift overcoat is provided with the stopper slot coordinated with described defining flange.
Preferably, in above-mentioned semiaxis ring flange shaped device, described hydraulic press is four-column type hydraulic press.
Preferably, in above-mentioned semiaxis ring flange shaped device, described portable plate is socketed on the pillar of described hydraulic press slidably.
The using method of the semiaxis ring flange shaped device that the utility model provides is: be placed on by half-shaft blank in the lower mode cavity of bed die, start the first driver part, realize bed die matched moulds, closedown first driver part after bed die matched moulds completes; Then start the second driver part, make the downward mold movement of mold, when after mold and bed die matched moulds, close the second driver part, stop mobile mold; Restart the 3rd driver part, drift is moved to half-shaft blank, half-shaft blank is forged, move to after predeterminated position until drift and complete forging.When needing to take out semiaxis, drive drift oppositely movement, then start the second driver part, make mold also oppositely movement, start the first driver part, make bed die parting, can semiaxis be taken out.
From above-mentioned using method, the semiaxis ring flange shaped device that the utility model provides, first only mobile mold realizes mold and bed die matched moulds, and the closed die cavity of utilization achieves the forming shape to half-shaft blank; Recycling drift forges half-shaft blank, thus reduce the restriction of forging ratio to forging quality, then under the prerequisite ensureing forging quality, achieve larger forging ratio, and then achieve the one-shot forming of semiaxis ring flange, with prior art need twice shaping compared with, effectively improve shaping efficiency.
Meanwhile, the semiaxis ring flange shaped device that the utility model provides, achieve the one-shot forming of semiaxis ring flange, comparatively prior art is compared, and decreases required former and personnel, effectively reduces the shaping cost of semiaxis ring flange.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of the semiaxis ring flange shaped device that Fig. 1 provides for this practical embodiment;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
The side view of the semiaxis ring flange shaped device that Fig. 3 provides for this practical embodiment;
The sectional view of patrix overcoat in the semiaxis ring flange shaped device that Fig. 4 provides for this practical embodiment;
The top view of patrix overcoat in the semiaxis ring flange shaped device that Fig. 5 provides for this practical embodiment;
Fig. 6 is that the B-B of Fig. 4 is to sectional view;
The sectional view of patrix in the semiaxis ring flange shaped device that Fig. 7 provides for this practical embodiment;
The top view of patrix in the semiaxis ring flange shaped device that Fig. 8 provides for this practical embodiment.
In upper Fig. 1-Fig. 8:
1 be upper locating piece, 2 be upper working plate, 3 be drift, 4 be liner plate, 5 be portable plate, 6 be drift overcoat, 7 be top board, 8 be patrix, 9 be overcoat pressing plate, 10 be workbench, 14 be die cavity, 15 be counterdie, 16 be lower locating piece, 17 be die shoe, 18 be coolant outlet, 19 be cooling water inlet, 20 be cooling chamber for patrix overcoat, 11 to be the first driver part, 12 be the second driver part, 13.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The semiaxis ring flange shaped device that the utility model embodiment provides, comprising: workbench 13, is arranged at the bed die on workbench 13, is connected with bed die, and drives bed die to move the first driver part 11 realizing folding bed die; Be arranged at above bed die, and with bed die with the use of mold; Be connected with mold, and drive the second driver part 12 that mold moves up and down; The drift 3 of mold is placed on slidably; Be connected with drift 3, and drive the 3rd driver part that drift 3 moves up and down.
It should be noted that, with mold under the direction of bed die is, be upper with mold away from the direction of bed die.Concrete structure for mold and bed die is not construed as limiting, as long as ensure that mold and bed die are formed for placing the shaping die cavity of semiaxis ring flange.
The using method of the semiaxis ring flange shaped device that the utility model provides is: be placed on by half-shaft blank in the lower mode cavity of bed die, starts the first driver part 11, realizes bed die matched moulds, closedown first driver part 11 after bed die matched moulds completes; Then start the second driver part 12, make the downward mold movement of mold, when after mold and bed die matched moulds, close the second driver part 12, stop mobile mold; Restart the 3rd driver part, drift 3 is moved to half-shaft blank, half-shaft blank is forged, move to after predeterminated position until drift 3 and complete forging.When needing to take out semiaxis, drive drift 3 oppositely movement, then start the second driver part 12, make mold also oppositely movement, start the first driver part 11, make bed die parting, can semiaxis be taken out.
From above-mentioned using method, the semiaxis ring flange shaped device that the utility model provides, first only mobile mold realizes mold and bed die matched moulds, utilizes and closes the forming shape that die cavity 14 limits half-shaft blank; Recycling drift 3 pairs of half-shaft blanks forge, thus reduce the restriction of forging ratio to forging quality, then under the prerequisite ensureing forging quality, achieve larger forging ratio, and then achieve the one-shot forming of semiaxis ring flange, with prior art need twice shaping compared with, effectively improve shaping efficiency.
Meanwhile, the semiaxis ring flange shaped device that the utility model provides, achieve the one-shot forming of semiaxis ring flange, comparatively prior art is compared, and decreases required former and personnel, effectively reduces the shaping cost of semiaxis ring flange; Decrease forging power consumption.
In actual application, adopt above-mentioned semiaxis ring flange shaped device, under the prerequisite ensureing forging quality, forging ratio can reach about 6, can realize one-shot forming; Meanwhile, use this device, a staff can complete.
In order to improve the moving stability of mold, in the semiaxis ring flange shaped device that above-described embodiment provides, the second driver part 12 is connected with mold by portable plate 5; Wherein, mold is fixed on portable plate 5, and the number of the second driver part 12 is two and is connected with the two ends of portable plate 5 respectively, and the second driver part 12 is arranged on workbench 13.Like this, portable plate 5 achieves uniform stressed, thus improves the moving stability of mold.Certainly, the number of the second driver part 12 also can be selected for other, as long as ensure that the second driver part 12 is evenly distributed on portable plate 5.
Preferably, in the semiaxis ring flange shaped device that above-described embodiment provides, mold comprises: be fixed on the patrix overcoat 10 on portable plate 5, to be inside placed in patrix overcoat 10 and the patrix 8 be fixedly linked with patrix overcoat 10; Wherein, drift 3 is placed on patrix 8 slidably.Be understandable that, drift 3 and patrix 8 matched in clearance or interference fits.Concrete, patrix overcoat 10 is threaded connection part and patrix 8 is fixedly linked, and threaded connector is uniformly distributed in patrix 8; Patrix overcoat 10 is threaded connection part and portable plate 5 is fixedly linked, and threaded connector is uniformly distributed in patrix overcoat 10.
In order to ensure normal forging, need to cool patrix 8.Preferably, in above-mentioned semiaxis ring flange shaped device, the Packed cooling chamber 20 of tool between patrix overcoat 10 and patrix 8, patrix overcoat 10 is provided with the coolant outlet 18 and cooling water inlet 19 that are all communicated with cooling chamber 20.Further, the center line of coolant outlet 18 and the centerline parallel of cooling water inlet 19, and coolant outlet 18 is higher than cooling water inlet 19.There is multiple set-up mode in cooling chamber 20, such as, arranges groove at the outer wall of patrix 8 or the inwall of patrix overcoat 10.For the ease of arranging, prioritizing selection arranges groove at the inwall of patrix overcoat 10, and the outer wall of groove and patrix 8 forms cooling chamber 20.
Preferably, in the semiaxis ring flange shaped device that above-described embodiment provides, patrix overcoat 10 is fixed on portable plate 5 by overcoat pressing plate 9, wherein, overcoat pressing plate 9 is fixed on the bottom of portable plate 5, the outer wall of patrix overcoat 10 is provided with the positioning convex extended along its circumference, and the inwall of overcoat pressing plate 9 is provided with the locating slot coordinated with positioning convex.Concrete, overcoat pressing plate 9 is threaded connection part and is fixed on portable plate 5.
In order to utilize existing equipment, reduce costs, in the semiaxis ring flange shaped device that above-described embodiment provides, 3rd driver part is the oil cylinder of hydraulic press, workbench 13 is arranged at the upper of hydraulic press, second driver part 12 and the first driver part 11 are hydraulic cylinder, and the first driver part 11 is arranged on workbench 13, and hydraulic cylinder is connected with the hydraulic pump of hydraulic press.
Certainly, the semiaxis ring flange shaped device that above-described embodiment provides, the first driver part 11, second driver part 12 and the 3rd driver part also can be selected to be other driver parts, be not limited to foregoing description, such as the first driver part 11, second driver part 12 and the 3rd driver part are motor or cylinder.
Preferably, in the semiaxis ring flange shaped device that above-described embodiment provides, drift 3 is connected with oil cylinder by upper working plate 2; Wherein, upper working plate 2 is coated at drift 3, and drift 3 is fixedly connected with upper working plate 2 by top board 7.Concrete, top board 7 is threaded connection part with upper working plate 2 and is connected.
In order to improve connection reliability, the semiaxis ring flange shaped device that above-described embodiment provides also comprises: the drift overcoat 6 being coated at drift 3, is coated at the liner plate 4 of drift overcoat 6; Wherein, drift overcoat 6 and liner plate 4 are between drift 3 and upper working plate 2, and drift 3 is provided with the defining flange extended along its circumference, and drift overcoat 6 is provided with the stopper slot coordinated with defining flange.
Preferably, the semiaxis ring flange shaped device that above-described embodiment provides, also comprises the upper locating piece 1 being arranged at working plate 2 top.Like this, effectively improve the reliability that working plate 2 is connected with drift 3.
In the semiaxis ring flange shaped device that above-described embodiment provides, hydraulic press can select queen post hydraulic press, single open rod press or four-column type hydraulic press.In order to improve stability, prioritizing selection hydraulic press is four-column type hydraulic press.
Further, in the semiaxis ring flange shaped device that above-described embodiment provides, portable plate 5 is socketed on the pillar of hydraulic press slidably.Concrete, portable plate 5 is provided with the guide pin bushing supplying the pillar of hydraulic press to pass, guide pin bushing coordinates or interference fits with strut spaces.Like this, the moving stability of portable plate 5 is further increased.
In the semiaxis ring flange shaped device that above-described embodiment provides, for the ease of arranging, prioritizing selection bed die comprises: the die shoe 17 be connected with the first driver part 11, is arranged at the counterdie 15 on die shoe 17.Wherein, counterdie 15 comprises at least two splits, to ensure that semiaxis ring flange is taken out after shaping; Patrix 8 and counterdie 15 are formed and are used for the shaping die cavity of semiaxis ring flange.
For the ease of the installation of workbench 13, in above-mentioned semiaxis ring flange shaped device, the bottom of workbench 13 is provided with lower locating piece 16, and lower locating piece 16 is threaded connection part and is fixed on workbench 13.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the utility model.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a semiaxis ring flange shaped device, is characterized in that, comprising:
Workbench (13),
Be arranged at the bed die on described workbench (13),
Be connected with described bed die, and drive described bed die to move to realize first driver part (11) of bed die described in folding;
Be arranged at above described bed die, and with described bed die with the use of mold;
Be connected with described mold, and the second driver part (12) driving described mold to move up and down;
The drift (3) of described mold is placed on slidably;
Be connected with described drift (3), and the 3rd driver part driving described drift (3) to move up and down.
2. semiaxis ring flange shaped device according to claim 1, is characterized in that, described second driver part (12) is connected with described mold by portable plate (5); Wherein, described mold is fixed on described portable plate (5), the number of described second driver part (12) is two and is connected with the two ends of described portable plate (5) respectively, and described second driver part (12) is arranged on described workbench (13).
3. semiaxis ring flange shaped device according to claim 2, it is characterized in that, described mold comprises: be fixed on the patrix overcoat (10) on described portable plate (5), to be inside placed in described patrix overcoat (10) and the patrix (8) be fixedly linked with described patrix overcoat (10); Wherein, described drift (3) is placed on described patrix (8) slidably.
4. semiaxis ring flange shaped device according to claim 3, it is characterized in that, the Packed cooling chamber of tool (20) between described patrix overcoat (10) and described patrix (8), described patrix overcoat (10) is provided with the coolant outlet (18) and cooling water inlet (19) that are all communicated with described cooling chamber (20).
5. semiaxis ring flange shaped device according to claim 3, it is characterized in that, described patrix overcoat (10) is fixed on described portable plate (5) by overcoat pressing plate (9), wherein, described overcoat pressing plate (9) is fixed on the bottom of described portable plate (5), the outer wall of described patrix overcoat (10) is provided with the positioning convex extended along its circumference, and the inwall of described overcoat pressing plate (9) is provided with the locating slot coordinated with described positioning convex.
6. semiaxis ring flange shaped device according to claim 2, it is characterized in that, described 3rd driver part is the oil cylinder of hydraulic press, described workbench (13) is arranged at the upper of described hydraulic press, described second driver part (12) and described first driver part (11) are hydraulic cylinder, described first driver part (11) is arranged on described workbench (13), and described hydraulic cylinder is connected with the hydraulic pump of described hydraulic press.
7. semiaxis ring flange shaped device according to claim 6, is characterized in that, described drift (3) is connected with described oil cylinder by upper working plate (2); Wherein, described upper working plate (2) is coated at described drift (3), and described drift (3) is fixedly connected with described upper working plate (2) by top board (7).
8. semiaxis ring flange shaped device according to claim 7, is characterized in that, also comprise: the drift overcoat (6) being coated at described drift (3), is coated at the liner plate (4) of described drift overcoat (6); Wherein, described drift overcoat (6) and described liner plate (4) are positioned between described drift (3) and described upper working plate (2), described drift (3) is provided with the defining flange extended along its circumference, and described drift overcoat (6) is provided with the stopper slot coordinated with described defining flange.
9. semiaxis ring flange shaped device according to claim 6, is characterized in that, described hydraulic press is four-column type hydraulic press.
10. semiaxis ring flange shaped device according to claim 9, is characterized in that, described portable plate (5) is socketed on the pillar of described hydraulic press slidably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430223.7U CN204194682U (en) | 2014-07-30 | 2014-07-30 | Semiaxis ring flange shaped device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430223.7U CN204194682U (en) | 2014-07-30 | 2014-07-30 | Semiaxis ring flange shaped device |
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| Publication Number | Publication Date |
|---|---|
| CN204194682U true CN204194682U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420430223.7U Active CN204194682U (en) | 2014-07-30 | 2014-07-30 | Semiaxis ring flange shaped device |
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| CN (1) | CN204194682U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159766A (en) * | 2017-07-18 | 2017-09-15 | 中国石油大学(华东) | A kind of automatic stamping lathe of variable-station adjustment height |
| CN109894557A (en) * | 2019-03-27 | 2019-06-18 | 湖北神力汽车零部件股份有限公司 | One kind is for the poly- molding double-station four-column hydraulic press of material of semiaxis |
| CN114130938A (en) * | 2021-11-12 | 2022-03-04 | 重庆荆江汽车半轴股份有限公司 | Material forging device is gathered to car semi-axis flange end |
-
2014
- 2014-07-30 CN CN201420430223.7U patent/CN204194682U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159766A (en) * | 2017-07-18 | 2017-09-15 | 中国石油大学(华东) | A kind of automatic stamping lathe of variable-station adjustment height |
| CN109894557A (en) * | 2019-03-27 | 2019-06-18 | 湖北神力汽车零部件股份有限公司 | One kind is for the poly- molding double-station four-column hydraulic press of material of semiaxis |
| CN114130938A (en) * | 2021-11-12 | 2022-03-04 | 重庆荆江汽车半轴股份有限公司 | Material forging device is gathered to car semi-axis flange end |
| CN114130938B (en) * | 2021-11-12 | 2024-05-28 | 重庆荆江汽车半轴股份有限公司 | Material gathering forging device for flange end of automobile half shaft |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Half-shaft flange forming device Effective date of registration: 20190524 Granted publication date: 20150311 Pledgee: Jilin small and medium enterprise credit guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: 2019220000014 |
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Date of cancellation: 20200110 Granted publication date: 20150311 Pledgee: Jilin small and medium enterprise credit guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: 2019220000014 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Half-shaft flange forming device Effective date of registration: 20200117 Granted publication date: 20150311 Pledgee: Jilin SME Financing Guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2020220000001 |
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Date of cancellation: 20200512 Granted publication date: 20150311 Pledgee: Jilin SME Financing Guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2020220000001 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Half-shaft flange forming device Effective date of registration: 20200513 Granted publication date: 20150311 Pledgee: Jilin SME Financing Guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2020220000033 |
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Date of cancellation: 20210511 Granted publication date: 20150311 Pledgee: Jilin SME Financing Guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2020220000033 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Half shaft flange forming device Effective date of registration: 20210514 Granted publication date: 20150311 Pledgee: Jilin SME Financing Guarantee Group Co.,Ltd. Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2021220000048 |
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