CN204545169U - The retainer material jacking mechanism of flanging die and flanging die - Google Patents
The retainer material jacking mechanism of flanging die and flanging die Download PDFInfo
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- CN204545169U CN204545169U CN201520251897.5U CN201520251897U CN204545169U CN 204545169 U CN204545169 U CN 204545169U CN 201520251897 U CN201520251897 U CN 201520251897U CN 204545169 U CN204545169 U CN 204545169U
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Abstract
The utility model discloses a kind of retainer material jacking mechanism of flanging die, it is for processing top cover skylight, it comprises retainer portion and liftout portion, retainer portion and liftout portion are all flexible to be installed on the die shoe (11) of flanging die, retainer portion comprises the retainer core (13) with skylight flange supporting surface and the resiliency supported portion (14) be arranged between retainer core (13) and die shoe (11), liftout portion comprises driving mechanism (15), the expansion plate (16) be connected with driving mechanism (15) and the die pad (17) be fixed on expansion plate (16), die pad (17) has skylight flange ejection part, retainer core (13) is positioned at the top of expansion plate (16), in the telescopic direction of retainer core (13), die pad (17) is positioned at the outside of retainer core (13).Above-mentioned retainer material jacking mechanism can improve the crudy of top cover outside plate.The invention also discloses a kind of flanging die.
Description
Technical field
The utility model relates to parts machining technical field of mold, particularly relates to a kind of retainer material jacking mechanism of flanging die.The utility model also relates to a kind of flanging die.
Background technology
Top cover outside plate is one of important spare part of automobile, and some top cover outside plate has skylight, and some top cover outside plate does not then have skylight.Have a flanging bore matched with skylight glass with on the top cover outside plate in skylight, this flanging bore is processed by the mode of flange after first punching.
In conventional art, comprise upper die and lower die for the flanging die processing above-mentioned flanging bore, patrix comprises upper bolster, holding pad and flanging die, and counterdie comprises die shoe, flange die and flange backing-out punch.During above-mentioned flanging die work, upper bolster is descending, drives holding pad to push down plate, and along with flanging die continues descending, when flanging die acts on mutually with flange die, both actings in conjunction can complete flange action.After flange completes, flange backing-out punch is controlled by cylinder, and after upper bolster backhaul, flange backing-out punch is up, by plate jack-up, plate and flange die is separated.
But, the appearance of the top cover outside plate of automobile is usually in arch, belong to when processing above-mentioned flanging bore and expect flange more, the material of this position is caused to have aggregation tendency, and then it is concentrated easily to produce stress, finally cause top cover outer surface to occur the defects such as depression, wave, make the crudy of top cover outside plate poor.
Utility model content
The purpose of this utility model is to provide a kind of retainer material jacking mechanism of flanging die, to improve the crudy of top cover outside plate.Another object of the present utility model is to provide a kind of flanging die.
To achieve these goals, the utility model provides following technical scheme:
A kind of retainer material jacking mechanism of flanging die, it is for processing top cover skylight, comprise retainer portion and liftout portion, described retainer portion and described liftout portion are all flexible to be installed on the die shoe of flanging die, described retainer portion comprises the retainer core with skylight flange supporting surface and the resiliency supported portion be arranged between described retainer core and described die shoe, described liftout portion comprises driving mechanism, the expansion plate be connected with described driving mechanism and the die pad be fixed on described expansion plate, described die pad has skylight flange ejection part, described retainer core is positioned at the top of described expansion plate, in the telescopic direction of described retainer core, described die pad is positioned at the outside of described retainer core.
Preferably, in above-mentioned retainer material jacking mechanism, described die pad comprises multiple ejection block, and each described ejection block is spaced apart along the annular extension line of skylight flange, and each described ejection block contacts with skylight flange in liftout position simultaneously.
Preferably, in above-mentioned retainer material jacking mechanism, described die pad comprises and the first plate that described expansion plate is fixed and fixing second plate vertical with described first plate, and described skylight flange ejection part is positioned at the end of described second plate.
Preferably, in above-mentioned retainer material jacking mechanism, at flange end position: along the telescopic direction of described die pad, the projection of described skylight flange ejection part and the projection of described skylight flange coincide, and the sidewall of described retainer core contacts with the inwall of described second plate.
Preferably, in above-mentioned retainer material jacking mechanism, described retainer core has pilot hole, described retainer portion also comprises the guide pillar be snug fit in described pilot hole, and described guide pillar is fixed on described die shoe.
Preferably, in above-mentioned retainer material jacking mechanism, described retainer core has the first spacing hole, described retainer portion also comprises the first stop screw be snug fit in described first spacing hole, and described first stop screw is fixed on described die shoe.
Preferably, in above-mentioned retainer material jacking mechanism, described expansion plate has the second spacing hole, described liftout portion also comprises the second stop screw be snug fit in described second spacing hole, and described second stop screw is fixed on described die shoe.
Preferably, in above-mentioned retainer material jacking mechanism, the stroke of described retainer core is less than the stroke of described expansion plate.
Preferably, in above-mentioned retainer material jacking mechanism, described resiliency supported portion is nitrogen cylinder.
A kind of flanging die, comprise retainer material jacking mechanism, described retainer material jacking mechanism is the retainer material jacking mechanism described in above-mentioned any one.
In technique scheme, the utility model provides a kind of retainer material jacking mechanism of flanging die, it is for processing top cover skylight, it comprises retainer portion and liftout portion, this retainer portion and liftout portion are all flexible to be installed on the die shoe of flanging die, retainer portion comprises the retainer core with skylight flange supporting surface and the resiliency supported portion be arranged between retainer core and die shoe, liftout portion comprises driving mechanism, the expansion plate be connected with this driving mechanism and the die pad be fixed on expansion plate, this die pad has skylight flange ejection part, retainer core is positioned at the top of expansion plate, in the telescopic direction of retainer core, die pad is positioned at the outside of retainer core.During above-mentioned flanging die work, upper bolster can drive material pressing core near plate to be processed, and retainer core is under the effect in resiliency supported portion, then can to plate being treated the position of flange provides support, when material pressing core contacts with plate, punch insert on upper bolster, to treating that the position of flange applies active force, now plate is treated that the position of flange will be held between retainer core and punch insert, realizes the flange operation of plate with this further.After flange completes, driving mechanism can drive die pad, is ejected by plate, so that operating personnel take out the plate machined from flanging die.
After adopting above-mentioned retainer material jacking mechanism, retainer core can to plate being treated the position of flange provides External Force Acting, make the tension that the flange position of plate is added, and then prevent top cover outer surface from turn-up process, occurring the defects such as depression, wave, improve the crudy of top cover outside plate with this.
Because above-mentioned retainer material jacking mechanism has above-mentioned technique effect, the flanging die comprising this retainer material jacking mechanism also should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the utility model, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the retainer material jacking mechanism that Fig. 1 provides for the utility model embodiment;
The structural representation in the retainer portion that Fig. 2 provides for the utility model embodiment;
The structural representation in the liftout portion that Fig. 3 provides for the utility model embodiment;
The top view of the retainer material jacking mechanism that Fig. 4 provides for the utility model embodiment;
Fig. 5 is for the A-A of structure shown in Fig. 4 is to sectional view;
The installation diagram of retainer material jacking mechanism in flanging die that Fig. 6 provides for the utility model embodiment.
Description of reference numerals:
11-die shoe, 12-die, 13-retainer core, 14-resiliency supported portion, 15-driving mechanism, 16-expansion plate, 17-die pad, 18-upper bolster, 19-material pressing core, 20-punch insert, 21-guide pillar, 22-first stop screw, 23-second stop screw.
Detailed description of the invention
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with accompanying drawing, the utility model is further detailed.
As shown in figures 1 to 6, the utility model embodiment provides a kind of retainer material jacking mechanism of flanging die, and it is for processing top cover skylight, particularly, on top cover outside plate, process skylight flange by flanging die, and then form top cover skylight in the position at flange place, skylight.Above-mentioned retainer material jacking mechanism for realize plate lift and flange complete after the ejecting of whole plate, it comprises retainer portion and liftout portion, and this retainer portion and liftout portion are all flexible to be installed on the die shoe 11 of flanging die.Above-mentioned retainer portion and liftout portion are all arranged in the die cavity of the die 12 of flanging die.
Above-mentioned retainer portion comprises the retainer core 13 with skylight flange supporting surface and the resiliency supported portion 14 be arranged between retainer core 13 and die shoe 11.Retainer core 13 can overallly adopt has certain thickness plate-shaped member, and have certain gap between the sidewall of its sidewall and die 12, the size in this gap is basic equal with the thickness of skylight flange.Elastic acting force can be applied to retainer core 13 after resiliency supported portion 14 is stressed, and then provide the active force lifting plate for retainer core 13, it specifically can adopt elastomeric material to make, also spring or other structures can be adopted, in order to ensure the active force that retainer core 13 can provide enough, the utility model embodiment elects resiliency supported portion 14 as nitrogen cylinder.
Above-mentioned liftout portion comprises driving mechanism 15, the expansion plate 16 be connected with this driving mechanism 15 and the die pad 17 be fixed on expansion plate 16, this die pad 17 has skylight flange ejection part, retainer core 13 is positioned at the top of expansion plate 16, in the telescopic direction of retainer core 13, die pad 17 is positioned at the outside of retainer core 13, between the sidewall referring to retainer core 13 and die 12 outside this.Driving mechanism 15 is for realizing the stretching motion of expansion plate 16, and driving mechanism 15 can be cylinder.Expansion plate 16 is for installing die pad 17, and its size is substantially equal with the size of retainer core 13, and expansion plate 16 offers dodges hole, and this is dodged hole and can pass for the syndeton between retainer core 13 and die shoe 11.Die pad 17 for applying active force upwards directly to skylight flange at the end of flange, and to make plate and die 12 be separated, die pad 17 can entirety be annular slab.
In the gap that skylight flange ejection part on die pad 17 is formed between the sidewall and the sidewall of die 12 of retainer core 13, and the stretching motion of the stretching motion of die pad 17 and retainer core 13 is independent mutually, makes die pad 17 to contact with skylight flange separately more reliably with this.Certainly, the size in the gap formed between the sidewall of retainer core 13 and the sidewall of die 12 can be greater than the thickness of skylight flange ejection part, and now retainer core 13 can be shorter with the time of contact of skylight flange.
During above-mentioned flanging die work, the upper bolster 18 of flanging die can drive material pressing core 19 near plate to be processed, and retainer core 13 is under the effect in resiliency supported portion 14, then can to plate being treated the position of flange provides support, when material pressing core 19 contacts with plate, punch insert 20 on upper bolster 18 is to treating that the position of flange applies active force, now plate is treated that the position of flange will be held between retainer core 13 and punch insert 20, when upper bolster 18 continues descending, punch insert 20 and the effect of die 12 phase, realize the flange operation of plate further with this.After flange completes, driving mechanism 15 can drive die pad 17, is then ejected by plate, so that operating personnel take out the plate machined from flanging die.
After adopting above-mentioned retainer material jacking mechanism, retainer core 13 can to plate being treated the position of flange provides External Force Acting, make the tension that the flange position of plate is added, and then prevent top cover outer surface from turn-up process, occurring the defects such as depression, wave, the crudy of top cover outside plate is improved with this.
In actual process, the liftout power needed for plate can't be too large, therefore, if die pad 17 is arranged to annular plate-like structure, so will certainly cause the waste of material.For this reason, the die pad that the utility model embodiment provides can comprise multiple ejection block, and each ejection block is spaced apart along the annular extension line of skylight flange, and each ejection block contacts with skylight flange in liftout position simultaneously.Above-mentioned ejection block may correspond to the diverse location place acting on skylight flange, therefore can apply enough ejecting forces to skylight flange, can also reduce the quantity of material of die pad 17.Particularly, the quantity of ejection block can be selected according to the actual requirements flexibly, and the size of each ejection block and quantity also can be arranged as required, certainly, each ejection block is evenly arranged as far as possible, and the active force that plate can be made to be subject to is tending towards even, to improve reliability when ejecting plate.
In specific embodiment, in order to improve the installation reliability of die pad 17, die pad 17 can comprise first plate fixing with expansion plate 16 and fixing second plate vertical with the first plate, and skylight flange ejection part is positioned at the end of the second plate.Now, between the first plate and expansion plate 16, there is larger connection area, and then make both connection reliability higher.Above-mentioned first plate and the second plate can integrally be processed, to improve the structural strength of die pad 17.
On the basis of such scheme, when whole flanging die is in flange end position: along the telescopic direction of die pad 17, the projection of skylight flange ejection part and the projection of skylight flange coincide, and the sidewall of retainer core 13 contacts with the inwall of aforementioned second plate.When above-mentioned flange end position refers to the part that plate needs to carry out flange operation flange completes, position in whole flanging die residing for Each part, now, skylight flange departs from retainer core 13, and skylight flange is relative with skylight flange ejection part.Therefore, when die pad 17 is when skylight flange is close, skylight flange ejection part will fit with skylight flange, realize ejecting of plate with this contact by maximum area.And the sidewall of retainer core 13 contacts with the inwall of the second plate, then retainer core 13 can be made to maximize with the contact area of plate, provide larger External Force Acting with this, improve flange quality to a greater degree.
In order to improve reliability when retainer core 13 stretches, retainer core 13 can offer pilot hole, retainer portion also comprises the guide pillar 21 be snug fit in this pilot hole, and this guide pillar 21 is fixed on die shoe 11.Accordingly, will be led by guide pillar 21 when retainer core 13 moves, and make retainer core 13 be not easy to occur the phenomenons such as swing, then optimize the kinematic accuracy of retainer core 13.Wear and tear in view of occurring unavoidably between retainer core 13 and guide pillar 21, in order to reduce wearing and tearing between the two, also can arrange guide pin bushing, this guide pin bushing is positioned at pilot hole, and guide pillar 21 is coordinated with retainer core 13 by guide pin bushing.
Concrete stroke when above-mentioned retainer core 13 moves realizes by structures such as spacing preiections, in one embodiment, retainer core 13 can offer the first spacing hole, retainer portion also comprises the first stop screw 22 be snug fit in this first spacing hole, and this first stop screw 22 is fixed on die shoe 11.Along with the relative motion of retainer core 13 and the first stop screw 22, the head of the first stop screw 22 can keep off mutually with the first spacing hole and connecing, and controls the motion amplitude of retainer core 13 with this.It should be noted that, above-mentioned first stop screw 22 has prepsetting gap through expansion plate 16, first stop screw 22 and the position, hole on expansion plate 16.
In like manner, expansion plate 16 can offer the second spacing hole, liftout portion also comprises the second stop screw 23 be snug fit in this second spacing hole, this second stop screw 23 is fixed on die shoe 11, and the second stop screw 23 through the hole on retainer core 13, and then can extend to the surface of retainer core 13.
In order to realize ejecting of plate better, under the effect of above-mentioned first stop screw 22 and the second stop screw 23, the stroke of retainer core 13 can be made to be less than the stroke of expansion plate 16.
Based on said structure, the utility model embodiment also provides a kind of flanging die, and this flanging die comprises the retainer material jacking mechanism described by above-mentioned arbitrary technical scheme.Because above-mentioned retainer material jacking mechanism has above-mentioned technique effect, the flanging die comprising this retainer material jacking mechanism also should have corresponding technique effect, repeats no more herein.
Mode above only by illustrating describes some one exemplary embodiment of the present utility model, undoubtedly, for those of ordinary skill in the art, when not departing from spirit and scope of the present utility model, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the utility model claims.
Claims (10)
1. the retainer material jacking mechanism of a flanging die, it is for processing top cover skylight, it is characterized in that, comprise retainer portion and liftout portion, described retainer portion and described liftout portion are all flexible to be installed on the die shoe (11) of flanging die, described retainer portion comprises the retainer core (13) with skylight flange supporting surface and the resiliency supported portion (14) be arranged between described retainer core (13) and described die shoe (11), described liftout portion comprises driving mechanism (15), the expansion plate (16) be connected with described driving mechanism (15) and the die pad (17) be fixed on described expansion plate (16), described die pad (17) has skylight flange ejection part, described retainer core (13) is positioned at the top of described expansion plate (16), in the telescopic direction of described retainer core (13), described die pad (17) is positioned at the outside of described retainer core (13).
2. retainer material jacking mechanism according to claim 1, it is characterized in that, described die pad (17) comprises multiple ejection block, and each described ejection block is spaced apart along the annular extension line of skylight flange, and each described ejection block contacts with skylight flange in liftout position simultaneously.
3. retainer material jacking mechanism according to claim 1, it is characterized in that, described die pad (17) comprises first plate fixing with described expansion plate (16) and fixing second plate vertical with described first plate, and described skylight flange ejection part is positioned at the end of described second plate.
4. retainer material jacking mechanism according to claim 3, it is characterized in that, at flange end position: along the telescopic direction of described die pad (17), the projection of described skylight flange ejection part and the projection of described skylight flange coincide, and the sidewall of described retainer core (13) contacts with the inwall of described second plate.
5. retainer material jacking mechanism according to claim 1, it is characterized in that, described retainer core (13) has pilot hole, described retainer portion also comprises the guide pillar (21) be snug fit in described pilot hole, and described guide pillar (21) is fixed on described die shoe (11).
6. retainer material jacking mechanism according to claim 1, it is characterized in that, described retainer core (13) has the first spacing hole, described retainer portion also comprises the first stop screw (22) be snug fit in described first spacing hole, and described first stop screw (22) is fixed on described die shoe (11).
7. retainer material jacking mechanism according to claim 6, it is characterized in that, (16) have the second spacing hole to described expansion plate, described liftout portion also comprises the second stop screw (23) be snug fit in described second spacing hole, and described second stop screw (23) is fixed on described die shoe (11).
8. retainer material jacking mechanism according to claim 7, is characterized in that, the stroke of described retainer core (13) is less than the stroke of described expansion plate (16).
9. the retainer material jacking mechanism according to any one of claim 1-8, is characterized in that, described resiliency supported portion (14) is nitrogen cylinder.
10. a flanging die, comprises retainer material jacking mechanism, it is characterized in that, the retainer material jacking mechanism of described retainer material jacking mechanism according to any one of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520251897.5U CN204545169U (en) | 2015-04-23 | 2015-04-23 | The retainer material jacking mechanism of flanging die and flanging die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520251897.5U CN204545169U (en) | 2015-04-23 | 2015-04-23 | The retainer material jacking mechanism of flanging die and flanging die |
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| CN204545169U true CN204545169U (en) | 2015-08-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785640A (en) * | 2015-04-23 | 2015-07-22 | 安徽江淮汽车股份有限公司 | Material supporting and ejecting mechanism of flanging die and flanging die |
| CN105107979A (en) * | 2015-09-15 | 2015-12-02 | 天津志诚模具有限公司 | Material clamping preventing mechanism used in material falling process |
| CN107855413A (en) * | 2016-09-22 | 2018-03-30 | 宝山钢铁股份有限公司 | The outer plate stamping and forming die of aluminium doors and method for controlling springback |
-
2015
- 2015-04-23 CN CN201520251897.5U patent/CN204545169U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785640A (en) * | 2015-04-23 | 2015-07-22 | 安徽江淮汽车股份有限公司 | Material supporting and ejecting mechanism of flanging die and flanging die |
| CN105107979A (en) * | 2015-09-15 | 2015-12-02 | 天津志诚模具有限公司 | Material clamping preventing mechanism used in material falling process |
| CN107855413A (en) * | 2016-09-22 | 2018-03-30 | 宝山钢铁股份有限公司 | The outer plate stamping and forming die of aluminium doors and method for controlling springback |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |