CN105149435A - Stamping technology and stamping mold for shock-absorber connecting rod - Google Patents
Stamping technology and stamping mold for shock-absorber connecting rod Download PDFInfo
- Publication number
- CN105149435A CN105149435A CN201510614100.8A CN201510614100A CN105149435A CN 105149435 A CN105149435 A CN 105149435A CN 201510614100 A CN201510614100 A CN 201510614100A CN 105149435 A CN105149435 A CN 105149435A
- Authority
- CN
- China
- Prior art keywords
- barrel
- plate
- stripper
- tensile
- damper link
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a stamping technology and mold for a shock-absorber connecting rod. The stamping technology is characterized by comprising the following steps: (1) enabling workpiece raw materials to be stretched so as to obtain a tensile barrel, wherein the tensile barrel is guaranteed to have a certain conical degree; (2) flanging and positioning the tensile barrel by adopting a conical punch during flanging; and (3) after finishing flanging, simultaneously performing bottom stamping on the tensile barrel, wherein bottom stamping and flange hole punching are performed by using the mold at the same time. The conical degree of the tensile barrel in the step (1) is 15 degrees. Through the adoption of the stamping technology disclosed by the invention, the relative position degree of holes are ensured, so that affect on position degree due to deviation of a single hole is avoided; the tensile barrel is shaped after flanging, so that the stability of the size of the tensile barrel is also guaranteed, and the influences of subsequent procedures, namely trimming and stamping the bottom of the tensile barrel, on the tensile barrel, are avoided.
Description
Technical field
The present invention relates to a kind of damper link Sheet Metal Forming Technology and diel, belong to field of mechanical technique.
Background technology
In prior art, damper link Sheet Metal Forming Technology, be first by the elonged barrel of workpiece one end stretch put in place, diameter a is 38.25, and the later stage needs electrophoretic paint, elonged barrel height b be 24.6(as shown in Figure 3, Figure 4).After elonged barrel size puts in place, carry out flange and shaping to workpiece flanging, in the process of this this shaping of flange, material produces certain movement, and cause middle elonged barrel size distortion, the height of bucket and the circularity of bucket all there occurs larger distortion.In the dimensional requirement of damper link, the dimensional requirement of elonged barrel is very high, and the distortion of bucket directly affects the functional of workpiece, and the later stage punching location of damper link is all located with this elonged barrel, and causing hole is apart from producing larger deviation, and product is very unstable.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of damper link Sheet Metal Forming Technology and diel are provided, meet the dimensional requirement of elonged barrel, ensure the stability of product.
According to technical scheme provided by the invention, described damper link Sheet Metal Forming Technology, is characterized in that, comprise the following steps:
(1) obtain elonged barrel by stretched for workpiece raw material, this elonged barrel ensures certain tapering;
(2) flange: adopt tapered drift to position elonged barrel when flange;
(3) after flange completes, rush the end to elonged barrel, the punching of rushing on the end and flange is carried out on mould simultaneously.
In described step (1), the tapering of elonged barrel is 15 °.
Described damper link diel, comprises lower bolster and cope match-plate pattern, it is characterized in that: described lower bolster is arranged on lower location-plate, arranges lower bolster at lower bolster upper surface, and lower bolster upper surface installs bottom plate; Arrange upper padding plate at the lower surface of described cope match-plate pattern, upper padding plate lower surface installs fixed head; At described bottom plate upper surface, lower whole hole die, lower cavity die and crowded hole punch are set, upper mounted plate lower surface arrange whole hole punch, drift and on squeeze hole die; Described lower whole hole die and whole hole punch cooperatively interact, and lower cavity die and drift cooperatively interact, and upper crowded hole die and crowded hole punch cooperatively interact.
Further, described crowded hole punch is fixed in the punch holder of lower crowded hole, and lower crowded hole punch holder is arranged on bottom plate.
Further, arrange lower stripper at described bottom plate upper surface, lower stripper upper surface arranges first time stripper jigsaw and second time stripper jigsaw, arranges loading and unloading material plate at upper mounted plate lower surface; Arrange the first nitrogen spring in the bottom of described lower stripper, the position that upper mounted plate corresponds to lower stripper arranges the second nitrogen spring.
Further, material toggling gripper shoe is set at described lower bolster upper surface.
Further, the bottom squeezing hole die on described arranges push rod, arranges the 3rd nitrogen spring bottom push rod.
Further, patrix, insert and locating piece are set at fixed plate lower surface, lower locating piece is set at lower stripper upper surface.
Damper link Sheet Metal Forming Technology of the present invention, the position degree between each hole can be ensured, do not exist and produce deviation with location, a hole and position degree is bad, and elonged barrel shaping is changed to after flange and is carried out shaping, also ensure that the stable of the size of elonged barrel, subsequent handling trimming and rushing at the bottom of stretching tube no longer has an impact to elonged barrel.
Accompanying drawing explanation
Fig. 1 is the structural representation of damper link.
Fig. 2 is the top view of Fig. 1.
Fig. 3 be in existing technique elonged barrel stretch put in place after schematic diagram.
Fig. 4 is the top view of Fig. 3.
Fig. 5-1 stretches to obtain carrying the schematic diagram stretching bucket.
Fig. 5-2 is the top view of Fig. 5-1.
The structural representation of mould described in Fig. 6.
Detailed description of the invention
Below in conjunction with concrete accompanying drawing, the invention will be further described.
Damper link Sheet Metal Forming Technology of the present invention, comprises the following steps:
(1) as shown in fig. 5-1, obtain elonged barrel by stretched for workpiece raw material, this elonged barrel ensures certain tapering, and tapering α/2 are generally 15 °;
(2) flange: adopt tapered drift to position elonged barrel when flange, to keep elonged barrel shape that larger distortion does not occur, because elonged barrel has certain tapering, also makes the easier discharging of workpiece;
(3) after flange completes, the end, is rushed to elonged barrel, rush the punching 12.25 on the end and flange and 14.5(Fig. 2 mesopore A and hole B) carry out on mould as shown in Figure 6 simultaneously, so the position degree between each hole is easily ensured, do not exist and produce deviation with location, a hole and position degree is bad, and elonged barrel shaping is changed to after flange and carried out shaping, also ensure that the stable of the size of elonged barrel, subsequent handling trimming and rushing at the bottom of stretching tube no longer has an impact to elonged barrel.
As shown in Figure 6, described mould comprises lower cavity die 1, lower whole hole die 2, lower location-plate 3, lower bolster 4, first nitrogen spring 5, bottom plate 6, material toggling gripper shoe 7, lower stripper 8, first time stripper jigsaw 9, patrix 10, second nitrogen spring 11, loading and unloading material plate 12, upper mounted plate 13, upper padding plate 14, cope match-plate pattern 15, whole hole punch 16, drift 17, insert 18, lower locating piece 19, second time discharging jigsaw 20, 3rd nitrogen spring 21, push rod 22, upper crowded hole die 23, locating piece 24, lower crowded hole punch holder 25, squeeze hole punch 26 and lower bolster 27 etc.
Described lower bolster 4 is arranged on lower location-plate 3, arranges lower bolster 27 at lower bolster 4 upper surface, and lower bolster 27 upper surface installs bottom plate 6; Arrange upper padding plate 14 at the lower surface of described cope match-plate pattern 15, upper padding plate 14 lower surface installs fixed head 13; At described bottom plate 6 upper surface, lower whole hole die 2, lower cavity die 1 and crowded hole punch 26 are set, upper mounted plate 13 lower surface arrange whole hole punch 16, drift 17 and on squeeze hole die 23; Described lower whole hole die 2 and whole hole punch 16 are used in conjunction with each other, for rushing the end to elonged barrel; Described lower cavity die 1 and drift 17 are used in conjunction with each other, for punching A; Described crowded hole die 23 and crowded hole punch 26 are used in conjunction with each other, for punching B.
Described crowded hole punch 26 is fixed in lower crowded hole punch holder 25, and lower crowded hole punch holder 25 is arranged on bottom plate 6.
Arrange lower stripper 8 at described bottom plate 6 upper surface, lower stripper 8 upper surface arranges first time stripper jigsaw 9 and second time stripper jigsaw 20, arranges loading and unloading material plate 12 at upper mounted plate 13 lower surface; Arrange the first nitrogen spring 5 in the bottom of described lower stripper 8, the position that upper mounted plate 13 corresponds to lower stripper 8 arranges the second nitrogen spring 11.
At described lower bolster 4 upper surface, material toggling gripper shoe 7 is set.
The bottom squeezing hole die 23 on described arranges push rod 22, arranges the 3rd nitrogen spring 21 bottom push rod 22.
Patrix 10, insert 18 and locating piece 24 are set at fixed plate 13 lower surface, lower locating piece 19 is set at lower stripper 8 upper surface.
The course of work of described mould is as follows: in mould open mode, loading and unloading material version 12 and upper crowded hole die 23 are all in relaxation state, lower discharging version 8 is in relaxation state, and first time stripper jigsaw 9, lower locating piece 19 and second time stripper jigsaw 20 are fixed in lower discharging version 8.
1, workpiece is positioned on counterdie, relies on lower locating piece 19 and crowded hole punch 26 to locate;
2, patrix is descending, and first lower stripper 8 is pressed onto the end by the second nitrogen spring 11, fit with bottom plate 6 (starting force of the second nitrogen spring 11 will reach the starting force about 2 times of the first nitrogen spring 5);
3, patrix is descending, and workpiece, under the effect of the 3rd nitrogen spring 21 power, is first pressed onto on lower stripper 8, fits with it by loading and unloading material plate 12 and upper crowded hole die 23;
4, patrix is descending, and under the effect of punch press, whole hole punch 16, drift 17 and upper crowded hole die 23 are by the elonged barrel of workpiece, and the hole punching that circular hole and needs squeeze puts in place;
5, patrix is up, under the effect of the 3rd nitrogen spring 21, workpiece is deviate from by loading and unloading material plate 12 and upper crowded hole die 23 from patrix, patrix continues up, second nitrogen spring 11 disappears to the power of lower stripper 8, and workpiece is deviate from by lower stripper 8 under the effect of the first nitrogen spring 5 from lower whole hole die 2 and crowded hole punch 26; Thus complete a stamping procedure.
Claims (8)
1. a damper link Sheet Metal Forming Technology, is characterized in that, comprises the following steps:
(1) obtain elonged barrel by stretched for workpiece raw material, this elonged barrel ensures certain tapering;
(2) flange: adopt tapered drift to position elonged barrel when flange;
(3) after flange completes, rush the end to elonged barrel, the punching of rushing on the end and flange is carried out on mould simultaneously.
2. damper link Sheet Metal Forming Technology as claimed in claim 1, is characterized in that: in described step (1), the tapering of elonged barrel is 15 °.
3. a damper link diel, comprise lower bolster (4) and cope match-plate pattern (15), it is characterized in that: described lower bolster (4) is arranged on lower location-plate (3), arranges lower bolster (27) at lower bolster (4) upper surface, lower bolster (27) upper surface installs bottom plate (6); Arrange upper padding plate (14) at the lower surface of described cope match-plate pattern (15), upper padding plate (14) lower surface installs fixed head (13); Lower whole hole die (2), lower cavity die (1) and crowded hole punch (26) are set at described bottom plate (6) upper surface, whole hole punch (16), drift (17) and upper crowded hole die (23) are set at upper mounted plate (13) lower surface; Described lower whole hole die (2) and whole hole punch (16) cooperatively interact, and lower cavity die (1) and drift (17) cooperatively interact, and upper crowded hole die (23) and crowded hole punch (26) cooperatively interact.
4. damper link diel as claimed in claim 3, is characterized in that: described crowded hole punch (26) is fixed in lower crowded hole punch holder (25), and lower crowded hole punch holder (25) is arranged on bottom plate (6).
5. damper link diel as claimed in claim 3, it is characterized in that: at described bottom plate (6) upper surface, lower stripper (8) is set, lower stripper (8) upper surface arranges first time stripper jigsaw (9) and second time stripper jigsaw (20), arranges loading and unloading material plate (12) at upper mounted plate (13) lower surface; First nitrogen spring (5) is set in the bottom of described lower stripper (8), the second nitrogen spring (11) is set in the upper position corresponding to lower stripper (8) of upper mounted plate (13).
6. damper link diel as claimed in claim 3, is characterized in that: arrange material toggling gripper shoe (7) at described lower bolster (4) upper surface.
7. damper link diel as claimed in claim 3, is characterized in that: the bottom squeezing hole die (23) on described arranges push rod (22), and push rod (22) bottom arranges the 3rd nitrogen spring (21).
8. damper link diel as claimed in claim 3, is characterized in that: arrange patrix (10), insert (18) and locating piece (24) at fixed plate (13) lower surface, arrange lower locating piece (19) at lower stripper (8) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510614100.8A CN105149435B (en) | 2015-09-23 | 2015-09-23 | Damper link Sheet Metal Forming Technology and diel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510614100.8A CN105149435B (en) | 2015-09-23 | 2015-09-23 | Damper link Sheet Metal Forming Technology and diel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105149435A true CN105149435A (en) | 2015-12-16 |
| CN105149435B CN105149435B (en) | 2017-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510614100.8A Active CN105149435B (en) | 2015-09-23 | 2015-09-23 | Damper link Sheet Metal Forming Technology and diel |
Country Status (1)
| Country | Link |
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| CN (1) | CN105149435B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238614A (en) * | 2016-02-02 | 2016-12-21 | 苏州宝成汽车冲压有限公司 | The method of molding convex closure and automobile absorber connecting rod on high-strength plate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06210381A (en) * | 1992-11-10 | 1994-08-02 | Toyo Seikan Kaisha Ltd | Manufacture of seamless can body |
| KR20100005547U (en) * | 2008-11-21 | 2010-05-31 | 한국단자공업 주식회사 | Fixing device for barrel |
| CN101829733A (en) * | 2010-04-14 | 2010-09-15 | 无锡市中捷减震器有限公司 | Punching/hole flanging die for internal supporting tube of auto shock absorber |
| CN102259134A (en) * | 2011-06-29 | 2011-11-30 | 无锡市中捷减震器有限公司 | One-piece forming die with multiple functions |
| CN203459551U (en) * | 2013-09-30 | 2014-03-05 | 广州博颖达汽车零部件有限公司 | Multi-process composite drawing die |
| CN103752690A (en) * | 2014-01-23 | 2014-04-30 | 东莞虹日金属科技有限公司 | Clutch cap forming process and forming equipment thereof |
| CN104353732A (en) * | 2014-10-29 | 2015-02-18 | 无锡市中捷减震器有限公司 | Barrel-shaped part progressive die |
| CN205008484U (en) * | 2015-09-23 | 2016-02-03 | 无锡市中捷减震器有限公司 | Damper link stamping die |
-
2015
- 2015-09-23 CN CN201510614100.8A patent/CN105149435B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06210381A (en) * | 1992-11-10 | 1994-08-02 | Toyo Seikan Kaisha Ltd | Manufacture of seamless can body |
| KR20100005547U (en) * | 2008-11-21 | 2010-05-31 | 한국단자공업 주식회사 | Fixing device for barrel |
| CN101829733A (en) * | 2010-04-14 | 2010-09-15 | 无锡市中捷减震器有限公司 | Punching/hole flanging die for internal supporting tube of auto shock absorber |
| CN102259134A (en) * | 2011-06-29 | 2011-11-30 | 无锡市中捷减震器有限公司 | One-piece forming die with multiple functions |
| CN203459551U (en) * | 2013-09-30 | 2014-03-05 | 广州博颖达汽车零部件有限公司 | Multi-process composite drawing die |
| CN103752690A (en) * | 2014-01-23 | 2014-04-30 | 东莞虹日金属科技有限公司 | Clutch cap forming process and forming equipment thereof |
| CN104353732A (en) * | 2014-10-29 | 2015-02-18 | 无锡市中捷减震器有限公司 | Barrel-shaped part progressive die |
| CN205008484U (en) * | 2015-09-23 | 2016-02-03 | 无锡市中捷减震器有限公司 | Damper link stamping die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238614A (en) * | 2016-02-02 | 2016-12-21 | 苏州宝成汽车冲压有限公司 | The method of molding convex closure and automobile absorber connecting rod on high-strength plate |
| CN106238614B (en) * | 2016-02-02 | 2018-01-23 | 苏州宝成汽车冲压有限公司 | The method of convex closure is molded on high-strength plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105149435B (en) | 2017-09-19 |
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| PB01 | Publication | ||
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| CP03 | Change of name, title or address |
Address after: 214199 Donggang Town, Xishan District, Jiangsu, China Patentee after: Jiangsu ZOJE Seiko Polytron Technologies Inc Address before: Donggang Guo Town Industrial Park of Xishan District, Wuxi city of Jiangsu Province in 214199 Patentee before: Wuxi Zhongjie Vibration Isolators Co., Ltd. |
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| CP03 | Change of name, title or address |