CN110860592B - Forming and processing system for automobile leaf spring assembly - Google Patents
Forming and processing system for automobile leaf spring assembly Download PDFInfo
- Publication number
- CN110860592B CN110860592B CN201911141781.5A CN201911141781A CN110860592B CN 110860592 B CN110860592 B CN 110860592B CN 201911141781 A CN201911141781 A CN 201911141781A CN 110860592 B CN110860592 B CN 110860592B
- Authority
- CN
- China
- Prior art keywords
- unit
- lower die
- die unit
- cylinder
- rolling
- 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.)
- Active
Links
Images
Classifications
-
- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
-
- 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
-
- 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
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides an automobile steel plate spring assembly forming and processing system which comprises an upper die unit, a lower die unit and an executing mechanism, wherein the executing mechanism is arranged above the lower die unit, the upper die unit is arranged on the lower die unit, and the executing mechanism is positioned right below the upper die unit; the invention can solve the defects of poor roundness of the lug holes, large fluctuation of the center distance between two lug holes, complex hydraulic lug rolling equipment, large investment and the like in the traditional steel plate spring lug rolling processing technical scheme; the production efficiency is low, intensity of labour is big, and the quality is unstable, generally is used for small-size processing factory and workman intensity of labour increases, because do not have the plastic process, the earhole of rolling up out has different degree horn mouths, and the earhole is not up to the requirement with the reed straightness that hangs down.
Description
Technical Field
The invention relates to the technical field of automobile leaf spring assembly forming, in particular to an automobile leaf spring assembly forming and processing system.
Background
A steel plate spring: is formed by overlapping a plurality of steel plates with different lengths and curvatures. After the installation, the two ends are naturally bent upwards. When the impact force of the road surface to the wheels is transmitted, the steel plate deforms to play the roles of buffering and vibration reduction, and the steel plate also has the function of guiding transmission when being longitudinally arranged. The non-independent suspension mostly adopts a steel plate spring as an elastic element, so that a guide device and a shock absorber can be omitted, and the structure is simple. Leaf springs are one of the most widely used resilient elements in automotive suspensions.
The first hydraulic type ear rolling is carried out by feeding and heating, R die cutting, positioning by a central hole and rotating a hydraulic cylinder, the processing method is commonly used at present, and has the defects of poor roundness of ear holes, large fluctuation of the center distance between two ear holes, complex hydraulic ear rolling equipment, large investment and the like; the second manual ear curling is that a feeding heating punch presses to cut the head and wrap the ear in half, and the ear hole is taken as the center of a circle and is rotated pneumatically or manually to form the ear.
Disclosure of Invention
In order to achieve the above object, the present invention adopts the following technical solutions, wherein an automotive leaf spring assembly forming system comprises an upper die unit, a lower die unit and an actuating mechanism, wherein the actuating mechanism is arranged above the lower die unit, the upper die unit is mounted on the lower die unit, and the actuating mechanism is located right below the upper die unit, wherein:
the actuating mechanism comprises a lug rolling unit, a cavity, a material ejector, a positioning pin, a double-shaft air cylinder and an air cylinder fixing frame; the device comprises a lower die unit, a cylinder fixing frame, a double-shaft cylinder, a lug rolling unit, a cavity, ejector devices, positioning pins and a lower die unit, wherein the cylinder fixing frame is arranged on the lower die unit, the double-shaft cylinder is arranged on the cylinder fixing frame through a cylinder seat, shaft heads at two ends of the double-shaft cylinder are respectively connected with the lug rolling unit through connectors, the lug rolling unit is symmetrically arranged on the lower die unit, the cavity is arranged above the cylinder fixing frame, the bottom end of the cavity is connected with the lower die unit, the ejector devices are symmetrically arranged on the cavity, the positioning pins are arranged between the two ejector devices; can carry out the closed action of activity guide mould stroke through the locating pin with the quick accurate location of steel sheet when production work, and improved the qualified precision of steel sheet, accomplish closed action back with lower mould unit when the upper die unit, promote the eye unit through the biax cylinder and bend the eye action with the steel sheet, then upwards release the good steel sheet of shaping through the liftout ware after accomplishing the shaping, make things convenient for the manual work to take and improve efficiency in effect.
The ear rolling unit comprises a rack, a rack seat, a cylinder bracket, a cylinder, a gear, a supporting seat, a rolling frame, an adjusting slide rod, a driving roller, an auxiliary roller and a height bolt; the rack seat is arranged on the lower die unit, racks are uniformly arranged above the rack seat, the air cylinder bracket is arranged on the lower die unit, an air cylinder is arranged on the air cylinder bracket through the air cylinder bracket, an air cylinder output shaft penetrates through the supporting seat and is connected with the auxiliary roller through a connector, the auxiliary roller penetrates through the middle of the winding frame, the supporting seat is symmetrically arranged on the lower die unit, a gear is arranged between the winding frame and the supporting seat through a bearing, the gear and the racks are matched with each other, an adjusting slide bar is arranged on the inner wall of the winding frame through a chute, a driving roller is arranged in the middle of the adjusting slide bar through a bearing, and the top end plane of the adjusting slide bar is connected with the winding frame through a height bolt; promote rack forward motion and promote the gear of mutually supporting with the rack on the rack seat through the biax cylinder to make the book frame that is connected with the gear upwards overturn, it is fixed with the steel sheet through the auxiliary roll who runs through in rolling up the frame, mutually support again with the initiative cylinder in the regulation slide bar and bend the completion and roll up the ear action with the steel sheet, at last through the cylinder with auxiliary roll to the supporting seat in flexible, make things convenient for the manual work to take and improve efficiency in effect.
The lower die unit comprises a lower die base, a hydraulic cylinder, a guide sleeve and a T-shaped support rod; the lower die bases are symmetrically arranged and are positioned between the two lower die bases and are connected with each other through a T-shaped support rod, the hydraulic cylinders are uniformly arranged on the lower die bases and are connected with the upper die unit through the hydraulic cylinders, the guide sleeves are arranged on the lower die bases and are positioned between the hydraulic cylinders; through T type bracing piece with two die holders interconnect, then the pneumatic cylinder is exerted pressure and will be gone up the mould unit and down move, carries out activity guide mould stroke through the accurate location of guide pin bushing and guide pillar and accomplishes the closure action and improve production efficiency.
The upper die unit comprises an upper pressing plate, an upper die base, a die core and a guide pillar; the upper pressing plate is arranged on the lower die unit, guide posts are symmetrically arranged on the inner wall of the upper pressing plate, an upper die base is arranged between the two guide posts, and a die core is arranged on the bottom wall of the upper die base; the upper pressing plate is connected with the hydraulic cylinder to drive the mold core in the upper mold base to apply pressure downwards, and then the mold core is movably guided through the guide pillar to complete the closing action through accurate positioning of the guide pillar, so that the production efficiency is improved.
Preferably; the liftout ware for the design of arc bearing, will the liftout ware establish to the design of arc bearing, can be unanimous with the die cavity radian when the compound die, keep the steel sheet radian uniformity of pressfitting, and release the convenient manual work of taking through the liftout ware with the steel sheet of pressing, alleviate workman intensity of labour raise the efficiency.
Preferably; the adjusting slide bar is designed to be adjustable in material thickness, and the adjusting slide bar can be adjusted to meet production requirements according to different material thicknesses of steel plates, so that economical practicability is improved.
Preferably; the guide sleeve is designed to be installed in a superposition mode, the superposed height of the guide sleeve can be adjusted according to different material thickness steel plates of production requirements, and the guide sleeve is adjusted to be used in production according to the specified material thickness.
Preferably; the mold core is designed into an arc shape, the plane steel plate is conveniently pressed into a qualified arc structure, the resilience of the steel plate is reduced, and the steel plate is in a qualified state.
Advantageous effects
According to the positioning pin, the steel plate can be quickly and accurately positioned through the positioning pin, the die stroke is movably guided to complete the closing action, manual putting and taking out are facilitated, and the production efficiency is improved;
the height bolts can be adjusted according to different thicknesses of the steel plates, so that the production requirement is met, and the economical practicability is improved;
the guide pillar is combined with the guide sleeve to ensure that the die can movably guide the die stroke in accurate positioning;
fourthly, the driving roller is used for compacting the pressed and formed steel plate at the position to be rolled by the driving roller and then rolling the steel plate by the auxiliary roller to form the steel plate;
and fifthly, the rack pushes the gear to rotate to drive the rolling frame to rotate upwards so as to bend the steel plate to form a rolling lug.
According to the upper die base provided by the invention, the L-shaped avoidance grooves are formed in the outer walls of the two ends of the upper die base, so that the phenomenon that the lug rolling unit interferes with the upper die base when being bent upwards to influence the production precision is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the present invention in a primary viewing position;
FIG. 2 is a schematic top perspective view of the present invention;
FIG. 3 is a front view position cross-sectional view of the present invention;
FIG. 4 is a partial cross-sectional view of the invention at the left viewing position
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, an automobile leaf spring assembly forming system comprises an upper die unit 1, a lower die unit 2 and an actuating mechanism 3, wherein the actuating mechanism 3 is arranged above the lower die unit 2, the upper die unit 1 is installed on the lower die unit 2, and the actuating mechanism 3 is located right below the upper die unit 1, wherein:
the upper die unit 1 comprises an upper pressing plate 11, an upper die base 12, a core 13 and a guide post 14; the upper pressing plate 11 is arranged on the lower die unit 2, the guide posts 14 are symmetrically arranged on the inner wall of the upper pressing plate 11, the upper die base 12 is arranged between the two guide posts 14, the bottom wall of the upper die base 12 is provided with the die core 13, the die core 13 is designed in an arc shape, and the die core 13 is designed in the arc shape, so that a planar steel plate can be conveniently pressed into a qualified arc-shaped structure, the resilience of the steel plate is reduced, and the steel plate is in a qualified state; the upper pressing plate 11 is connected with the hydraulic cylinder 22 to drive the mold core 13 in the upper mold base 12 to press downwards, and then the mold core is movably guided by the accurate positioning of the guide post 14 to complete the closing action, so that the production efficiency is improved.
The lower die unit 2 comprises a lower die base 21, a hydraulic cylinder 22, a guide sleeve 23 and a T-shaped support rod 24; the lower die bases 21 are symmetrically arranged and are positioned between the two lower die bases 21 and are connected with each other through a T-shaped support rod 24, the hydraulic cylinders 22 are uniformly arranged on the lower die bases 21 and are connected with the upper die unit 1 through the hydraulic cylinders 22, the guide sleeves 23 are arranged on the lower die bases 21 and are positioned between the hydraulic cylinders 22, the guide sleeves 23 are in a superposed installation design, and the superposed height of the guide sleeves 23 can be adjusted according to different material thickness steel plates required by production so as to adjust the superposed height of the guide sleeves 23 to a specified material thickness for production and use; two lower die bases 21 are connected with each other through a T-shaped supporting rod 24, then the hydraulic cylinder 22 applies pressure to move the upper die unit 1 downwards, and the guide sleeve 23 and the guide pillar 14 are accurately positioned to movably guide the die stroke to complete the closing action, so that the production efficiency is improved.
The actuating mechanism 3 comprises a lug rolling unit 31, a cavity 32, a material ejector 33, a positioning pin 34, a double-shaft air cylinder 35 and an air cylinder fixing frame 36; the device comprises a cylinder fixing frame 36, a double-shaft cylinder 35, a lug rolling unit 31, a coiling unit 31, a lower die unit 2, a cavity 32, a lower die unit 2, ejectors 33, a positioning pin 34, a connector, a coiling unit 31, a lower die unit 2, a die cavity 32, an arc support, a pressing device 33, an arc support, a positioning pin and a spring, wherein the cylinder fixing frame 36 is arranged on the lower die unit 2, the two ends of the double-shaft cylinder 35 are connected with the lug rolling unit 31 through the connector, the ejector 33 is symmetrically arranged on the die cavity 32, the, the positioning pin 34 is installed on the cavity 32 through thread fit; can carry out the closed action of activity guide mould stroke completion with the quick accurate location of steel sheet through locating pin 34 when production work, and improved the qualified precision of steel sheet, after upper die unit 1 and lower die unit 2 accomplish the closed action, promote the eye unit 31 through biax cylinder 35 and bend the eye action with the steel sheet, then upwards release the good steel sheet of shaping through liftout ware 33 after accomplishing the shaping, make things convenient for the manual work to take and improve efficiency in effect.
The ear rolling unit 31 comprises a rack 310, a rack seat 311, a cylinder bracket 312, a cylinder 313, a gear 314, a supporting seat 315, a rolling frame 316, an adjusting slide bar 317, a driving roller 318, an auxiliary roller 319 and a height bolt 3190; the rack holder 311 is installed on the lower die unit 2, racks 310 are uniformly arranged above the rack holder 311, the cylinder bracket 312 is installed on the lower die unit 2, and the cylinder bracket 312 is provided with a cylinder 313 through a cylinder bracket, an output shaft of the cylinder 313 passes through the support base 315 and is connected with the auxiliary roller 319 through a connector, the auxiliary roller 319 is positioned in the middle of the winding frame 316 in a penetrating manner, the supporting seats 315 are symmetrically installed on the lower die unit 2, a gear 314 is installed between the winding frame 316 and the supporting seats 315 through a bearing, and the gear 314 is matched with the rack 310, the inner wall of the rolling frame 316 is provided with an adjusting slide bar 317 through a sliding groove, the adjusting slide bar 317 is designed to be adjustable in material thickness, and production requirements can be met through adjustment according to different material thicknesses of steel plates, so that economical practicability is improved. A driving roller 318 is arranged in the middle of the adjusting slide bar 317 through a bearing, and the plane at the top end of the adjusting slide bar 317 is connected with a rolling frame 316 through a height bolt 3190; the double-shaft air cylinder 35 pushes the rack seat 311 to drive the rack 310 on the rack seat 311 to move forwards and push the gear 314 matched with the rack 310, so that the rolling frame 316 connected with the gear 314 is turned upwards, the steel plate is fixed through the auxiliary roller 319 penetrating through the rolling frame 316, the steel plate is bent through matching with the driving roller 318 in the adjusting slide bar 317 to complete the ear rolling action, and finally the auxiliary roller 319 is stretched into the supporting seat 315 through the air cylinder 313, so that the manual taking is facilitated, and the effectiveness efficiency is improved.
Particularly, in the process of forming the leaf spring:
firstly, a steel plate is placed on a cavity 32 and is quickly and accurately positioned through a positioning pin 34, then the hydraulic cylinder 22 presses to move the upper die unit 1 downwards, and the guide sleeve 23 and the guide post 14 are accurately positioned to movably guide the stroke of the die to complete a closing action;
then the double-shaft air cylinder 35 pushes the rack seat 311 to drive the rack 310 on the rack seat 311 to move forwards and pushes the gear 314 matched with the rack 310, so that the rolling frame 316 connected with the gear 314 is turned upwards, the steel plate is fixed through the auxiliary roller 319 penetrating through the rolling frame 316, and then the steel plate is matched with the driving roller 318 in the adjusting slide bar 317 to bend the steel plate to finish the ear rolling action;
and finally, the auxiliary roller 319 extends into the supporting seat 315 through the air cylinder 313, and the formed steel plate is pushed out upwards through the ejector 33, so that the formed steel plate spring can be conveniently taken by a worker and subjected to subsequent treatment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an automobile leaf spring subassembly contour machining system, includes mould unit (1), lower mould unit (2) and actuating mechanism (3), its characterized in that: lower mould unit (2) top be provided with actuating mechanism (3), last mould unit (1) install on lower mould unit (2), and actuating mechanism (3) are located last mould unit (1) under, wherein:
the actuating mechanism (3) comprises a lug rolling unit (31), a cavity (32), a material ejector (33), a positioning pin (34), a double-shaft air cylinder (35) and an air cylinder fixing frame (36); the device comprises a lower die unit (2), an air cylinder fixing frame (36), a double-shaft air cylinder (35), a connector, a lug rolling unit (31), a cavity (32), a positioning pin (34) and a positioning pin (34), wherein the air cylinder fixing frame (36) is installed on the lower die unit (2), the shaft heads at two ends of the double-shaft air cylinder (35) are respectively connected with the lug rolling unit (31) through the connector, the lug rolling unit (31) is symmetrically installed on the lower die unit (2), the cavity (32) is installed above the air cylinder fixing frame (36), the bottom end of the cavity (32) is connected with the lower die unit (2), the ejector (33) is symmetrically installed on the cavity (32), and the positioning pin (34) is installed on the cavity;
the ear rolling unit (31) comprises a rack (310), a rack seat (311), a cylinder bracket (312), a cylinder (313), a gear (314), a supporting seat (315), a rolling frame (316), an adjusting sliding rod (317), a driving roller (318), an auxiliary roller (319) and a height bolt (3190); the device is characterized in that a rack seat (311) is arranged on a lower die unit (2), racks (310) are uniformly arranged above the rack seat (311), a cylinder bracket (312) is arranged on the lower die unit (2), a cylinder (313) is arranged on the cylinder bracket (312) through a cylinder bracket, an output shaft of the cylinder (313) passes through a support seat (315) and is connected with an auxiliary roller (319) through a connector, the auxiliary roller (319) penetrates through the middle of a winding frame (316), the support seats (315) are symmetrically arranged on the lower die unit (2), a gear (314) is arranged between the winding frame (316) and the support seat (315) through a bearing, the gear (314) is matched with the racks (310), an adjusting slide bar (317) is arranged on the inner wall of the winding frame (316) through a sliding chute, and a driving roller (318) is arranged in the middle of the adjusting slide bar (317) through a bearing, the top end plane of the adjusting slide bar (317) is connected with the rolling frame (316) through a height bolt (3190);
the ejector (33) is designed to be an arc-shaped support;
the adjusting slide bar (317) is designed to adjust the material thickness.
2. The automotive leaf spring assembly forming system of claim 1, wherein: the lower die unit (2) comprises a lower die base (21), a hydraulic cylinder (22), a guide sleeve (23) and a T-shaped support rod (24); the die holder (21) be the symmetry setting, be located two die holder (21) between through T type bracing piece (24) interconnect, pneumatic cylinder (22) even install on die holder (21), and through pneumatic cylinder (22) and last die unit (1) interconnect, guide pin bushing (23) install on die holder (21), and guide pin bushing (23) be located pneumatic cylinder (22) between.
3. The automotive leaf spring assembly forming system of claim 1, wherein: the upper die unit (1) comprises an upper pressing plate (11), an upper die base (12), a core (13) and a guide post (14); the upper pressing plate (11) is installed on the lower die unit (2), guide posts (14) are symmetrically arranged on the inner wall of the upper pressing plate (11), an upper die holder (12) is installed between the two guide posts (14), and a die core (13) is installed on the bottom wall of the upper die holder (12).
4. The automotive leaf spring assembly forming system of claim 2, wherein: the guide sleeve (23) is designed to be installed in a superposition mode.
5. The automotive leaf spring assembly forming system of claim 3, wherein: the mold core (13) is designed in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911141781.5A CN110860592B (en) | 2019-11-20 | 2019-11-20 | Forming and processing system for automobile leaf spring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911141781.5A CN110860592B (en) | 2019-11-20 | 2019-11-20 | Forming and processing system for automobile leaf spring assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110860592A CN110860592A (en) | 2020-03-06 |
| CN110860592B true CN110860592B (en) | 2021-03-26 |
Family
ID=69656055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911141781.5A Active CN110860592B (en) | 2019-11-20 | 2019-11-20 | Forming and processing system for automobile leaf spring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110860592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926915B (en) * | 2021-09-09 | 2024-04-16 | 扬州东升汽车零部件股份有限公司 | Guide arm integrated forming device and forming method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS611424A (en) * | 1984-06-14 | 1986-01-07 | Horikiri Bane Seisakusho:Kk | Manufacture of plate spring and its device |
| CN201308947Y (en) * | 2008-11-21 | 2009-09-16 | 东风汽车悬架弹簧有限公司 | Composite die for automobile leaf spring |
| CN102327987A (en) * | 2011-10-15 | 2012-01-25 | 诸城市恒信基汽车部件有限公司 | Die for flanging two ends of steel sleeve of steel plate spring |
| CN203155852U (en) * | 2013-03-20 | 2013-08-28 | 东风（十堰）汽车钢板弹簧有限公司 | High-difficulty car steel plate spring one-time punch forming mould |
| CN204867099U (en) * | 2015-07-29 | 2015-12-16 | 重庆市上泽机电有限公司 | Automobile leaf spring is with shaping compound mould that punches a hole |
| CN205289321U (en) * | 2016-01-12 | 2016-06-08 | 江西荣昌汽车板簧有限公司 | Little leaf spring grasswort hydraulic pressure trimmer of car |
| CN208840321U (en) * | 2018-03-28 | 2019-05-10 | 济南方大重弹汽车悬架有限公司 | A kind of automobile leaf spring processing mold |
-
2019
- 2019-11-20 CN CN201911141781.5A patent/CN110860592B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110860592A (en) | 2020-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101477111B1 (en) | Bending press system | |
| CN101530880A (en) | Mould and processing machine using same | |
| KR20120126455A (en) | Bending device | |
| CN111545619B (en) | Stamping forming equipment for sheet metal parts | |
| CN109396266B (en) | Pre-forging deep bending die | |
| CN110860592B (en) | Forming and processing system for automobile leaf spring assembly | |
| CN111545620B (en) | Stamping forming process for sheet metal part | |
| CN217166119U (en) | Auxiliary structure of stamping die | |
| CN206305219U (en) | A kind of Extrusion Process of Aluminum Alloy Profile is molded draw-gear | |
| CN220554869U (en) | One-die double-piece progressive die for auxiliary frame mounting bracket | |
| CN214053438U (en) | Automatic clamp for automatically shaping stamping part | |
| CN210676467U (en) | Arc rolling machine | |
| CN217550987U (en) | Guide arm forming machine capable of being positioned at multiple angles | |
| CN215657209U (en) | Pipe bending device for machining pipe beam of automobile instrument board cross beam | |
| CN214290266U (en) | Multi-station stamping die for automatic production of flat-top chain plate | |
| CN112427517A (en) | Part bending equipment capable of being adjusted at multiple angles for machining | |
| CN208341516U (en) | A kind of busbar Bending Mould | |
| CN218638346U (en) | Double-station continuous die without stopping | |
| CN220591170U (en) | Aluminum profile radian shaper with complex section | |
| CN211071482U (en) | Universal vertical type ear ring bending die | |
| CN213531532U (en) | Pneumatic frock of spring catch | |
| CN210360258U (en) | Cutting and rolling integrated plate spring ear hole forming machine | |
| CN221388530U (en) | Symmetrical thin-wall round pipe end flattening forming die with limiting device | |
| CN219025649U (en) | Front floor sliding feeding and discharging drawing die | |
| KR102287908B1 (en) | Press processing device for easy changeover of and hemming work |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210310 Address after: 030400 No.1, taifen Road, Dongyu Town, Qingxu County, Taiyuan City, Shanxi Province Applicant after: TAIYUAN SHANGAO ENERGY DEVELOPMENTAL Co.,Ltd. Address before: Jilin University Nanling campus, 5988 Renmin Street, Changchun City, Jilin Province, 130000 Applicant before: Huang Sanmei |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |