CN201455078U - Steel wheel spoke stamping die for passenger vehicle - Google Patents
Steel wheel spoke stamping die for passenger vehicle Download PDFInfo
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- CN201455078U CN201455078U CN2009200731092U CN200920073109U CN201455078U CN 201455078 U CN201455078 U CN 201455078U CN 2009200731092 U CN2009200731092 U CN 2009200731092U CN 200920073109 U CN200920073109 U CN 200920073109U CN 201455078 U CN201455078 U CN 201455078U
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Abstract
A steel wheel spoke stamping die for a passenger vehicle comprises an upper die frame, a lower die frame, an edge-trimming cutter holder, an edge-trimming cutter, a lower die cushion block, a lower die core, a lower stamping die, a binder ring, a top die, an upper die core, an upper punch holder, an upper stamping die, an upper die cushion block and a binder ring support, wherein the edge-trimming cutter holder is arranged in the middle of the lower die frame; the edge-trimming cutter is arranged on the edge-trimming cutter holder; the lower die cushion block is arranged in the middle of the edge-trimming cutter holder; the lower die core is arranged on the lower die cushion block, and the middle part of the lower die core is bulged and obliquely extends to two sides; the lower stamping die is arranged in the lower die core; the binder ring is arranged on the outer edge of the lower die core; the top die is connected to the upper die frame through a spring; the upper die core is sleeved at the lower part of the top die; the upper punch holder is arranged in a through hole in the middle of the top die, and a central hole ejector beam is arranged in the middle of the upper punch holder; the upper stamping die is arranged below the upper punch holder and corresponds to the lower stamping die; the upper die cushion block is sleeved on the outer edge of the top die and connected with the upper die frame; the binder ring support is arranged below the binder ring and sleeved on the outer edge of the lower die cushion block; and a bucking bar is arranged below the binder ring support, and the binder ring can be vertically moved. The utility model integrally combines a blanking die with a stretching die; and compared with the prior art, one step in the process is reduced, thereby greatly improving production efficiency.
Description
Technical field
The utility model belongs to steel wheel spoke and makes field, particularly passenger car steel wheel spoke stamping processing mold.
Background technology
Wheel spoke is the main support part that connects automotive hub and tire, also is the critical component of (whether the decision wheel is attractive in appearance) wheel safety.
At present, produce the main technology of steel wheel spoke and comprise, shear blanking, just stretch, negative drawing is shaped, cut edge, towards the bolt hole flange, squeeze bolt hole, towards the wind hole, squeeze burr, beat operations such as steel seal, finishing.
The production of steel wheel spoke is general to cut into the spoke sheet stock with microscler plate by shearing blanking process earlier, by sheet stock is carried out repeatedly punch forming sheet stock is processed into spoke then.After shearing blanking, the spoke sheet stock is stretched towards centre bore technology, owing to precedingly shear technology together and stretch together down towards existing certain position error (accumulation of blanking scale error that is caused and the positioning accuracy error of this technology) can make the concentricity of spoke centre hole and spoke outer rim relatively poor between the centre bore technology, can influence the precision of spoke subsequent machining technology simultaneously, and then easily cause the circular runout of wheel.
Summary of the invention
The purpose of this utility model is to provide a kind of passenger car steel wheel spoke stamping processing mold, and blanking and stretching die are united two into one, and the mode of employing one-time positioning guarantees the axiality of spoke centre hole and spoke outer rim, to guarantee the crudy of spoke; And the spoke production technology reduces by a procedure than prior art, enhances productivity greatly.
For achieving the above object, the technical solution of the utility model is,
Passenger car steel wheel spoke stamping processing mold, it comprises, and upper and lower mould bases is character respectively, and is oppositely arranged, and both sides connect by guide pillar respectively, establish limited block therebetween; The side cut tool rest ringwise, is arranged at down the mould bases middle part, and an accommodation space is offered at the middle part; Some edge-trimming cutters are arranged at respectively on the side cut tool rest; The counterdie cushion block is arranged in the accommodation space of side cut tool rest middle part, and cushion block central authorities have central through hole; Lower mold core is arranged on the counterdie cushion block, lower mold core middle part projection, and to the oblique extension in both sides; Projection central authorities have the groove on central through hole and central through hole top; Following punch die is located in the lower mold core groove, and through hole is established at the mould center; Blank holder is arranged at the lower mold core outer rim, can move up and down; Last backform, spring is connected in top mold frame, and correspondence is arranged at lower mold core middle part projection, and the middle part has through hole; Upper mold core, structure ringwise, the outer rim lower periphery has cutting edge; This upper mold core is sheathed on the backform bottom, corresponding to the lower mold core outside, and its medial surface shape and lower mold core outer shape coupling, the bottom is corresponding with blank holder; And be connected in top mold frame by the patrix cushion block; The upper punch headstock is arranged in the through hole at backform middle part, establishes the centre bore ejector beam that can stretch in the middle of it; Upper trimming die is arranged under the upper punch headstock, corresponding punch die down; Have on the upper trimming die for the flexible through hole of centre bore ejector beam; The patrix cushion block is placed on the backform outer rim, the corresponding lower mold core in below, and the top links to each other with top mold frame; The centre bore ejector beam places upper punch headstock and upper trimming die inside, and the top is connected with spring, the extension type structure; Guide pillar, cylindric, be arranged at four jiaos of mould bases up and down, in the guide pillar hole corresponding to mould bases up and down; The flanging ring support, circular, be arranged at the blank holder below, be placed on counterdie cushion block outer rim; Flanging ring support below is provided with the top rod, and blank holder can move up and down; The top rod, cylindric, be arranged at flanging ring support below, following mould bases pushes up in the excellent hole, and rod below, top is corresponding with push rod in the press, regulates the lifting of top rod by the lifting of push rod in the press.
Further, the utility model is provided with 5 edge-trimming cutters, is located on respectively on the side cut tool rest.
Again, be provided with centre bore ejector beam scalable, that elasticity connects in the middle of the upper trimming die, prevent that die-cut waste material from sticking on the upper trimming die.
In addition, the utility model is established three positioning rules on the side cut tool rest, lays respectively at the right and left and the front end that are placed on the side cut tool rest, arranges that in a triangle the rectangle plate is placed between positioning rule, and wherein, left positioning rule is longer than right positioning rule.
The rectangle plate is placed on the following tool rest of spoke stamping mould, by about and the positioning rule in the place ahead location of realizing plate, upper mold core outer rim lower periphery is a cutting edge, inside is the stretching die cavity.When the descending contact workpiece of upper mold core, upper mold core outer rim lower periphery cutting edge cuts into the spoke sheet stock with plate earlier, and upper mold core continues the stretching of descending realization sheet stock towards centre bore technology.
The beneficial effects of the utility model,
1, reduces repeatedly the accumulated error that bring the location, thereby guaranteed the axiality of centre bore and spoke outer rim
Shape was seen Fig. 4, shown in Figure 5 after the spoke blanking stretched, this moment, centre bore and spoke outer rim should keep good axiality, spoke could keep good axiality as shown in Figure 7 at moulding flange rear center hole and spoke cylindrical like this, and it is to guarantee that the assembly rear wheel avoids occurring the necessary condition that excessive radial is beated that spoke has good axiality.
By Fig. 1～Fig. 3 as can be known, the plate of square plate completion band circular arc need be decided once position,, in the time of will having the sheet metal stretching of circular arc, also need decide once position, to guarantee the axiality at centre bore and spoke edge to plate to guarantee 4 sections circular arcs on same circumference.Because the self-defect of restriction of the machining accuracy of mould and technology, after finishing blanking and stretching two procedures, the accumulation of error often makes spoke centre hole and outer peripheral axiality relatively poor, thereby easily causes the circular runout of wheel.
2, reduce manufacturing procedure, improved the production efficiency of spoke
The now synthetic procedure of original two procedures has obviously been saved the production time.Suppose that original twice manufacturing procedure production spoke needs 20s, behind the synthetic now procedure, finishing same thing needs 15 seconds, promptly produces each spoke and saves 5s.If a class produces 2000 spokes, just just can save time nearly 2.8 hours by improving blanking stretching compound die.
3, save cost
Blanking stretching compound die is the colony material and stretches, and two original secondary moulds are synthesized a width of cloth mould, has at first saved the die sinking cost.Secondly, owing to reduced by a procedure, also reduced corresponding operating personnel simultaneously, thereby also reduced human cost.Moreover, produce spoke and not necessarily leave no choice but plate is cut into square stock, can only cut into the rectangle billot and get final product, count the calculating processing expense if press shear knife, the shear knife number was than lacking 2/3 in the past, and therefore shearing cost also can reduce 2/3 accordingly.
Description of drawings
Fig. 1～Fig. 3 becomes the schematic diagram of band circular arc plate for existing square plate blanking;
Fig. 4, Fig. 5 are the schematic diagram of the utility model rectangle plate blanking;
Fig. 6 is the structural representation of the utility model punch process mould;
Fig. 7 is the schematic diagram of the utility model blanking location;
The specific embodiment
Referring to Fig. 6, Fig. 7, passenger car of the present utility model steel wheel spoke stamping processing mold, it comprises that top mold frame 12, following mould bases 1 are character respectively, and are oppositely arranged, both sides connect by guide pillar 2 respectively, establish limited block 3 therebetween; Side cut tool rest 4 ringwise, is arranged at down mould bases 1 middle part, and an accommodation space is offered at the middle part; 5 edge-trimming cutters 10 are arranged at respectively on the side cut tool rest 4; Counterdie cushion block 8 is arranged in the side cut tool rest 4 middle part accommodation spaces, and cushion block central authorities have central through hole; Lower mold core 7 is arranged on the counterdie cushion block 8, and establishes a centring ring 9; Lower mold core 7 middle part projectioies, and to the oblique extension in both sides; Projection central authorities have the groove on central through hole and central through hole top; Following punch die 13 is located in the lower mold core groove 72, and through hole is established at the mould center; Blank holder 5 is arranged at lower mold core 7 outer rims, can move up and down; Last backform 17, spring is connected in top mold frame 12, and correspondence is arranged at lower mold core 7 middle part projectioies, and the middle part has through hole; Upper mold core 19, structure ringwise, the outer rim lower periphery has cutting edge; This upper mold core 19 is sheathed on backform 17 bottoms, corresponding to lower mold core 7 outsides, and its medial surface shape and lower mold core 7 outer shape coupling, the bottom is corresponding with blank holder 5; And be connected in top mold frame 12 by patrix cushion block 18; Upper punch headstock 16 is arranged in the through hole at backform middle part, establishes the centre bore ejector beam 15 that can stretch in the middle of it; Upper trimming die 14 is arranged at the upper punch headstock 16 times, corresponding punch die 13 down; Have the through hole that stretches for centre bore ejector beam 15 on the upper trimming die 14; Patrix cushion block 18 is placed on backform 17 outer rims, the corresponding lower mold core 7 in below, and the top links to each other with top mold frame 12; Centre bore ejector beam 15 places upper punch headstock 16 and upper trimming die 14 inside, and the top is connected with spring, and is scalable; Guide pillar 2, cylindric, be arranged at four jiaos of mould bases 12,1 up and down, in the guide pillar hole corresponding to mould bases 12,1 up and down; Flanging ring support 6, circular, be arranged at blank holder 5 belows, be placed on counterdie cushion block 8 outer rims; Flanging ring support 6 belows are provided with top rod 11, and blank holder 5 can move up and down; Top rod 11, cylindric, be arranged at flanging ring support 6 belows, in the excellent hole, following mould bases 1 top, rod below, top is corresponding with push rod in the press, regulates the lifting of top rod by the lifting of push rod in the press; Three positioning rules 20,20 ', 20 ", be arranged on the side cut tool rest 4, arrange that in a triangle rectangle plate 21 is placed between positioning rule.
Be provided with centre bore ejector beam scalable, that elasticity connects in the middle of the upper trimming die, prevent that die-cut waste material from sticking on the upper trimming die.
Add man-hour, the spoke plate after the side cut is placed on the blank holder 5 at this moment, compresses the spoke plate descending by upper mold core 19 and blank holder 5.In the descending process of press, spoke plate middle part at first contacts with lower mold core 7 and stops spoke plate middle part descending, continues along with upper mold core 19 and blank holder 5 are descending plate to be stretched in the position that the spoke slab perimeter is not stopped.
Behind the descending certain distance of press, last backform 17 touches the spoke plate, because between last backform 17 and the top mold frame 12 (top mold frame is connected on the lathe) is that spring is connected, when top mold frame 12 along with press is continuous when descending, spring constantly compresses, thereby goes up also contact roller disc material constantly of backform 17.
When press continues when descending, upper trimming die 14 touches workpiece, acts on by upper trimming die 14 and following punch die 13 and goes out the spoke centre hole.Owing to scribble lubricating oil on the plate, in order to prevent that sweeping away the circle material that comes from centre bore is attached on the upper trimming die 14, by centre bore ejector beam 15 with disk material top down, waste material is collected by the waste outlet in the mould.
Press continues descending, after top mold frame arrival is spacing, press stops descending beginning return, spoke plate after blank holder also gently stretches under top rod (corresponding with the push rod in the press) effect in tow simultaneously rises, when the top mold frame return arrives certain altitude, after blank holder also turned back to initial position, the workman took off the spoke plate.
Referring to Fig. 7, the location of the utility model spoke blanking stretching compound die:
Because former blanking die and stretching die are located respectively, the accumulation of error of twice location can make the axiality at spoke centre hole after the stretching and spoke edge relatively poor, thereby can finally influence the circular runout of wheel.
The locate mode of rectangle plate 21 on side cut tool rest 4 adopts three positioning rule 20,20 ', 20 ", lay respectively at the right and left and the front end that are placed on rectangle plate 21 on the side cut tool rest 4, wherein, left positioner chi 20 is longer than right positioner chi 20 '.
The utility model blanking stretching compound die is taked the mode of one-time positioning, reduced because the accumulated error of twice location is taked in former blanking and stretching, the compound die of blanking stretching simultaneously left side positioning rule is longer, has guaranteed positioning accuracy more, thereby the circular runout that has guaranteed wheel is in allowed band.
In sum, the utility model unites two into one blanking and stretching die, the mode of employing one-time positioning guarantees the axiality of spoke centre hole and spoke outer rim, to guarantee the crudy of spoke, also guaranteed the presentation quality that twice location produced (escape the limit, thicken and four jiaos of inequalities of attenuate), reduce personnel cost and Mould Machining cost simultaneously, improved the productive temp of spoke.And on whole spoke production technology, change having been arranged also, the blanking stretching is compound to reduce by a procedure than prior art, will improve production efficiency greatly like this.
Claims (4)
1. passenger car steel wheel spoke stamping processing mold is arranged on the press, it is characterized in that, comprise,
Upper and lower mould bases is character respectively, and is oppositely arranged, and upper and lower mould bases both sides connect by guide pillar respectively, establish limited block therebetween;
The side cut tool rest ringwise, is arranged at down the mould bases middle part, and an accommodation space is offered at the middle part;
Some edge-trimming cutters are arranged at respectively on the side cut tool rest;
The counterdie cushion block is arranged in the accommodation space of side cut tool rest middle part, and cushion block central authorities have central through hole;
Lower mold core is arranged on the counterdie cushion block, lower mold core middle part projection, and to the oblique extension in both sides; Projection central authorities have the groove on central through hole and central through hole top;
Following punch die is located in the lower mold core groove, and through hole is established at the mould center;
Blank holder is arranged at the lower mold core outer rim, can move up and down;
Last backform, spring is connected in top mold frame, and correspondence is arranged at lower mold core middle part projection, and the middle part has through hole;
Upper mold core, structure ringwise, the outer rim lower periphery has cutting edge; This upper mold core is sheathed on the backform bottom, corresponding to the lower mold core outside, and its medial surface shape and lower mold core outer shape coupling, the bottom is corresponding with blank holder; And be connected in top mold frame by the patrix cushion block;
The upper punch headstock is arranged in the through hole at backform middle part, establishes the centre bore ejector beam that can stretch in the middle of it;
Upper trimming die is arranged under the upper punch headstock, corresponding punch die down; Have on the upper trimming die for the flexible through hole of centre bore ejector beam;
The patrix cushion block is placed on the backform outer rim, the corresponding lower mold core in below, and the top links to each other with top mold frame;
The centre bore ejector beam places upper punch headstock and upper trimming die inside, and the top is connected with spring, the extension type structure;
Guide pillar, cylindric, be arranged at four jiaos of mould bases up and down, in the guide pillar hole corresponding to mould bases up and down;
The flanging ring support, circular, be arranged at the blank holder below, be placed on counterdie cushion block outer rim;
The top rod, cylindric, be arranged at below the flanging ring support, following mould bases pushes up in the excellent hole, and rod below, top is corresponding with push rod in the press, regulates the excellent lifting in top by the lifting of push rod in the press, and blank holder can be moved up and down.
2. passenger car steel wheel spoke stamping processing mold as claimed in claim 1 is characterized in that, is provided with 5 edge-trimming cutters, is located on respectively on the side cut tool rest.
3. passenger car steel wheel spoke stamping processing mold as claimed in claim 1 is characterized in that, is provided with centre bore ejector beam scalable, that elasticity connects in the middle of the described upper trimming die, prevents that die-cut waste material from sticking on the upper trimming die.
4. passenger car steel wheel spoke stamping processing mold as claimed in claim 1, it is characterized in that, establish three positioning rules on the side cut tool rest, lay respectively at the right and left and the front end that are placed on the side cut tool rest, arrange in a triangle, the rectangle plate is placed between positioning rule, and wherein, left positioning rule is longer than right positioning rule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200731092U CN201455078U (en) | 2009-05-27 | 2009-05-27 | Steel wheel spoke stamping die for passenger vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200731092U CN201455078U (en) | 2009-05-27 | 2009-05-27 | Steel wheel spoke stamping die for passenger vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201455078U true CN201455078U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200731092U Expired - Lifetime CN201455078U (en) | 2009-05-27 | 2009-05-27 | Steel wheel spoke stamping die for passenger vehicle |
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| CN (1) | CN201455078U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780502B (en) * | 2009-05-27 | 2011-09-21 | 上海宝钢车轮有限公司 | Steel wheel spoke stamping process for passenger car and processing mould |
| CN103433353A (en) * | 2013-08-30 | 2013-12-11 | 太仓市微贯机电有限公司 | Horizontal trimming mold |
| CN103625137A (en) * | 2012-08-23 | 2014-03-12 | 秦皇岛戴卡兴龙轮毂有限公司 | Quick-replacing marking device of forging wheel |
| CN108723197A (en) * | 2018-06-16 | 2018-11-02 | 佛山市同鑫智能装备科技有限公司 | A kind of stainless steel pallet production die arrangement and stamping method |
| CN112705917A (en) * | 2020-12-22 | 2021-04-27 | 浙江金固股份有限公司 | Machining method of linked punching lower die |
| WO2023125733A1 (en) * | 2021-12-30 | 2023-07-06 | 浙江金固股份有限公司 | Wheel spoke die and wheel spoke machining method |
-
2009
- 2009-05-27 CN CN2009200731092U patent/CN201455078U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780502B (en) * | 2009-05-27 | 2011-09-21 | 上海宝钢车轮有限公司 | Steel wheel spoke stamping process for passenger car and processing mould |
| CN103625137A (en) * | 2012-08-23 | 2014-03-12 | 秦皇岛戴卡兴龙轮毂有限公司 | Quick-replacing marking device of forging wheel |
| CN103433353A (en) * | 2013-08-30 | 2013-12-11 | 太仓市微贯机电有限公司 | Horizontal trimming mold |
| CN108723197A (en) * | 2018-06-16 | 2018-11-02 | 佛山市同鑫智能装备科技有限公司 | A kind of stainless steel pallet production die arrangement and stamping method |
| CN112705917A (en) * | 2020-12-22 | 2021-04-27 | 浙江金固股份有限公司 | Machining method of linked punching lower die |
| WO2023125733A1 (en) * | 2021-12-30 | 2023-07-06 | 浙江金固股份有限公司 | Wheel spoke die and wheel spoke machining method |
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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: 20100512 Effective date of abandoning: 20090527 |