CN203764776U - Steel wheel rim automatic lifting expansion die - Google Patents
Steel wheel rim automatic lifting expansion die Download PDFInfo
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- CN203764776U CN203764776U CN201420056143.XU CN201420056143U CN203764776U CN 203764776 U CN203764776 U CN 203764776U CN 201420056143 U CN201420056143 U CN 201420056143U CN 203764776 U CN203764776 U CN 203764776U
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- drive block
- circular cone
- module
- automatic lifting
- cone drive
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Abstract
The utility model discloses a steel wheel rim automatic lifting expansion die. The steel wheel rim automatic lifting expansion die comprises an upper die plate (1), a lower die plate (9), center guide pillars, pressing plates (21), die block movable bases, conical driving blocks and movable die blocks, wherein the center guide pillars, the pressing plates (21), the die block movable bases, the conical driving blocks and the movable die blocks are arranged between the upper die plate and the lower die plate. The upper die plate (1) and the lower die plate (9) are connected through guide pillars (6) and corresponding guide sleeves (4), the die block movable bases are arranged on the lower end faces of the pressing plates (21) and the upper end face of the lower die plate (9) respectively, and the center guide pillars are symmetrically arranged in the center of the upper die plate (1) and the center of the lower die plate (9). The pressing plates (21) are movably connected with the upper die plate (1) through fastening bolts (22). Automatic lifting pull rods (5) are arranged between the pressing plates (21) and the guide pillars (6), and the inner sides of the automatic lifting pull rods (5) are movably connected with one-way movable sliders (7) through pins. The steel wheel rim automatic lifting expansion die has the advantages of being capable of achieving the automatic lifting function, low in labor intensity and good in quality effect of rims.
Description
Technical field
The utility model relates to steel wheel manufacturing technology, particularly a kind of steel wheel wheel rim automatic lifting dilatation mold.
Background technology
Expanding die for steel wheel rim is the Key Mold that roll forming wheel rim molding surface size reaches product design requirement.Wheel rim roll forming technique comprises rolls shape 2 times or 3 times, be less than product design requirement through the rim diameter and the molding surface size that roll shape, follow-up increase wheel rim profile expansion process, this operation is used extension module of rim tool, and the diameter of expansion wheel rim and profile are to product design requirement.Present dilatation mold, adopts polygonized structure design, processed complex, and precision is difficult to ensure card, and there is no automatic lifting function, needs artificial pickup, and labour intensity is large, and wheel rim and core rod easily collide with simultaneously, unfavorable to wheel rim presentation quality.That we find the open source literature about dilatation mold as follows:
1. application number: 201210133747.5, denomination of invention: extension module of rim tool, this dilatation mold removes by expansion piece (5), outside cone (6) composition, its difference is that the upper end of described expansion piece (5) connects upper padding plate (3) by slide plate (4), upper padding plate (3) internal diameter and cone pad (2) external diameter are slidably connected, the upper and lower two ends of cone pad (2) connect respectively cope match-plate pattern (1) and cone (6), the bottom of expansion piece (5) connects lower module (8) by extension spring (7), on the top of the centre of lower module (8), limited block (9) is housed, thereby, production efficiency is high, labour intensity is low, simple in structure, precision is high, while being particularly suitable for making tyre rim, do the use of mould.The weak point of this dilatation mold is: be only applicable to 15 ° of commercial vehicle wheel wheel rim expansions, can not take into account 5 ° of passenger car rim for automobile wheel expansions; Can not adjust flexibly expansion stroke.This utility patent, can take into account all steel wheel wheel rim expansions, just can adjust flexibly online expansion stroke by beating bar height adjustment.
2. application number: 201220335516.8, utility model title: a kind of extension module of rim, this extension module of rim, comprises upper bolster, upper padding plate, connecting plate, module, lower bolster, die shoe and cone; Described module is divided into upper module and lower module, upper module and lower module are to connect to form circular module by some fan-shaped unit mould lobes by upper tension spring, circle ring center is bellmouth wide at the top and narrow at the bottom, and the diameter of upper module bottom circle ring center equals the diameter of lower module top circle ring center; Top and the template of cone are affixed, the bellmouth that cone and upper module and lower module form coordinate wheel rim is expanded whole.The utility model is being divided into module upper module and lower module, by module being divided into upper and lower two parts, makes mould more be easy to adjust.Meanwhile, adopt upper and lower module to separate from middle material loading, reduce the time of loading and unloading.The weak point of this dilatation mold is: this mould does not have center positioning device, can not finely ensure for the concentricity precision of upper/lower die; Diverging cone processed complex, need to process multiple inclined-planes, upside needs machining screw simultaneously, regulate expansion stroke by screw thread, for the intensity of screw thread, very harsh requirement is proposed, be unfavorable for producing in enormous quantities, need double thread often to maintain, when expansion stroke is different, need to repeatedly adjust screw thread; Upper module and lower module are directly installed on mould bases, dismounting online; Lower needs are manually taken, and labour intensity is large, and have workpiece and module risk of collision.
3. application number: 200920209055.8, utility model title: expanding die for steel wheel rim of passenger vehicle, it comprises, upper plate; Lower shoe, connects by guide pillar and guide pin bushing; Upper mounting plate, is connected in upper plate by suspension rod, and lower surface has groove; Upper mounting plate guide rail, is located at upper mounting plate central authorities; Adjustable shelf block, is connected in upper mounting plate, and both sides are stretched out groove top and formed T-shaped guide groove; Upper cone supporting seat, is fixed on upper plate, and bottom is through upper mounting plate central authorities; Upper cone, is connected with upper cone supporting seat; Adjusting nut seat, is suspended in upper plate; Lower cone nut, is located in upper cone supporting seat; Lower cone, is connected with lower cone nut, and upper cone is stretched out in bottom; Patrix sliding shoe, is slidedly arranged on T-shaped guide groove, and top radially has duct, inside establishes the screw rod and the spring that connect patrix spring block; Upper module, is connected in patrix sliding shoe, and its outer shape is mated with wheel rim; Substructure and superstructure are roughly the same.This utility model finishing wheel rim profile, makes rim diameter and molding surface size reach product design requirement.The weak point of this dilatation mold is: this upper mould does not have center positioning device, can not finely ensure for the concentricity precision of upper/lower die; Diverging cone processed complex, need to process multiple inclined-planes, upside needs machining screw simultaneously, regulate expansion stroke by screw thread, for the intensity of screw thread, very harsh requirement is proposed, be unfavorable for producing in enormous quantities, need double thread often to maintain, when expansion stroke is different, need to repeatedly adjust screw thread; Lower needs are manually taken, and labour intensity is large, and have workpiece and module risk of collision.
4. application number: 201220041950.5, utility model title: the adjustable expansion mould bases of a kind of wheel rim, its composition comprises top mold frame and lower mold holder, lower mold holder comprises lower bolster, expansion die holder and centrum big nut, on lower bolster, be equipped with and adjust degree of tightness bar, expansion die holder is arranged on lower bolster, the center position of expansion die holder and lower bolster is provided with centrum, centrum is connected with centrum big nut by screw thread, the surrounding of expansion die holder is installed with expansion piece, the bottom surrounding of centrum big nut is evenly provided with adjustment hole, the bottom of centrum big nut is provided with pressing plate, top mold frame and lower mold holder are upper and lower symmetrical structure.This utility model can ensure the adjustability of its bcad seats diameter dimension, also has lower mold repair cost, and production efficiency is also greatly improved.The weak point of this expansion mould bases is: this upper mould does not have center positioning device, can not finely ensure for the concentricity precision of upper/lower die; Diverging cone processed complex, need to process multiple inclined-planes; Regulative mode does not possess online adjustment function, must under line, adjust; Adopt lower part manually to take, labour intensity is large, and has workpiece and module risk of collision.
Summary of the invention
The purpose of this utility model is to solve the problem existing in above-mentioned technology, and a kind of possess automatic lifting function, labour intensity is low, wheel rim mass effect is good steel wheel wheel rim automatic lifting dilatation mold are provided.
For achieving the above object, the utility model provides following technical scheme:
A kind of steel wheel wheel rim automatic lifting dilatation mold, comprise cope match-plate pattern, lower bolster, and be arranged at center guide pillar, pressing plate, module activities pedestal, circular cone drive block and the movable module between bolster, described cope match-plate pattern is connected by guide pillar and corresponding guide pin bushing with lower bolster, described module activities pedestal is located at respectively pressing plate lower surface and lower bolster upper surface, described center guide pillar is symmetrically set in cope match-plate pattern and lower bolster central authorities, and described pressing plate is flexibly connected with cope match-plate pattern by hanging bolt; Between described pressing plate and described guide pillar, be provided with automatic lifting pull bar, described automatic lifting pull bar inner side is flexibly connected with pin with one-way movable draw runner; Between described module activities pedestal, be provided with symmetrical movable module, be provided with the circular cone drive block of size coupling in described movable module, described movable module outer surface is provided with the core rod with wheel rim form fit.
As further illustrating, the central authorities of the above pressing plate, module activities pedestal, circular cone drive block and movable module connect, and big or small and described center guide pillar mates.
As further illustrating, the center guide pillar of the above cope match-plate pattern is around provided with and makes bar, and the described bar one end of beating is connected with cope match-plate pattern, and the other end connects pressing plate and is connected with circular cone drive block with module activities pedestal.
As further illustrating, the above circular cone drive block comprises circular cone drive block and lower circular cone drive block, described upper circular cone drive block can be inserted in lower circular cone drive block, described lower circular cone drive block bottom is provided with circular cone drive block back-moving spring, described circular cone drive block back-moving spring one end connects lower circular cone drive block, and the other end connects the module activities pedestal on lower bolster.
Because wheel rim is round piece, so mold component of the present utility model all adopts circular configuration, circular cone drive block, movable module, core rod, be convenient to processing, adopts lathe processing.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model is by movable module in mould, and core rod is arranged in module, and radial motion occurs, and core rod is expanded outwardly, and always completing wheel rim carries out expansion process, and operation function makes wheel rim circularity better.Mould backhaul (when part of the upper die moves upward), by automatic lifting device, wheel rim automatic lifting, depart from core rod simultaneously, be convenient to upper and lower pieces, reduce labour intensity, wheel rim and core rod do not collide with simultaneously, improve wheel rim presentation quality.
2, this utility patent adopts upper and lower center positioning device, can ensure the concentricity precision of upper/lower die; The processing of expansion cone is simple and easy; Expansion stroke adopts to be made bar and carrys out condition, need to be equipped with making bar and just can meeting different expansion strokes of differing heights; Upper module and lower module are arranged on slide block, only need processing module part, dismounting online; Mould is equipped with automatic lifting device, and lower does not need manually to take, and has eliminated workpiece and module risk of collision.
Brief description of the drawings
Fig. 1 is the utility model steel wheel wheel rim automatic lifting dilatation mold planar structure schematic diagram;
Fig. 2 is the utility model steel wheel wheel rim automatic lifting dilatation mold perspective view.
Reference numeral:
1-cope match-plate pattern, the upper center guide pillar of 2-, 3-makes bar, 4-guide pin bushing, 5-automatic lifting pull bar, 6-guide pillar, 7-one-way movable draw runner, 8-screw rod, 9-lower bolster, 10-module activities bottom base, 11-module back-moving spring, 12-circular cone drive block back-moving spring, center guide pillar under 13-, circular cone drive block under 14-, 15-lower mold core, the movable lower module of 16-, the upper circular cone drive block of 17-, the movable upper module of 18-, 19-upper mold core, 20-module activities top base, 21-pressing plate, 22-hanging bolt.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to the scope that embodiment represents.
embodiment 1:
A kind of steel wheel wheel rim automatic lifting dilatation mold, comprise cope match-plate pattern 1, lower bolster 9, be arranged at the center guide pillar between bolster, upper center guide pillar 2 is located at cope match-plate pattern 1 central authorities, lower center guide pillar 13 is located at lower bolster 9 central authorities, upper center guide pillar 2 and lower center guide pillar 13 are symmetrical arranged, pressing plate 21, module activities pedestal, circular cone drive block and movable module, cope match-plate pattern 1 is connected by guide pillar 6 and corresponding guide pin bushing 4 with lower bolster 9, module activities top base 20 is located at pressing plate 21 lower surfaces, module activities bottom base 10 is located at lower bolster 9 upper surfaces, pressing plate 21 is flexibly connected with cope match-plate pattern 1 by hanging bolt 22, between pressing plate 21 and guide pillar 6, be provided with automatic lifting pull bar 5, automatic lifting pull bar 5 inner sides are flexibly connected with one-way movable draw runner 7 use pins, between module activities pedestal, be provided with symmetrical movable module, movable upper module 18 is located at module activities top base 20 belows, movable lower module 16 is located at module activities bottom base 10 tops, in movable upper module 18, be provided with circular cone drive block 17, in movable lower module 16, be provided with lower circular cone drive block 14, upper circular cone drive block 17 and lower circular cone drive block 14 arrange in the same way, movable upper module 18 surfaces are provided with the upper mold core 19 with wheel rim form fit, movable lower module 14 surfaces are provided with the lower mold core 15 with wheel rim form fit, upper mold core 19 and lower mold core 15 are oppositely arranged, the central authorities of pressing plate 21, module activities pedestal, circular cone drive block and movable module connect, and size is mated with center guide pillar.The center guide pillar of cope match-plate pattern 1 is around provided with and makes bar 3, beats bar 3 one end and is connected with cope match-plate pattern 1, and the other end connects pressing plate 21 and is connected with circular cone drive block with module activities pedestal.Circular cone drive block comprises circular cone drive block 17 and lower circular cone drive block 14, upper circular cone drive block 17 can be inserted in lower circular cone drive block 14, lower circular cone drive block 14 bottoms are provided with circular cone drive block back-moving spring 12, circular cone drive block back-moving spring 12 one end connect lower circular cone drive block 14, and the other end connects the module activities pedestal on lower bolster 9.
When work, will be placed in lower mold core 15 through rolling wheel rim; Start press, cope match-plate pattern 1 is descending, and guide pin bushing 4 slips into guide pillar 6, after movable upper and lower module contact, cope match-plate pattern 1 continues downwards, makes bar 3 and promotes circular cone drive block 14,17 downwards, circular cone drive block 14, movable module 16 and 18 radial motions of 17 push module, movable module 16 and 18 and core rod 15 and 19 fastening being installed together, core rod 15 and 19 outwards moves, complete wheel rim radial dilatation operation, the one-way movable draw runner 7 of automatic lifting device fastens wheel rim outer rim.When mould backhaul, mold component resets to the state at the beginning of work by circular cone drive block back-moving spring 12, and the one-way movable draw runner 7 of automatic lifting device departs from core rod, the production of preparing next workpiece with wheel rim.
Claims (4)
1. a steel wheel wheel rim automatic lifting dilatation mold, comprise cope match-plate pattern (1), lower bolster (9), and be arranged at the center guide pillar between bolster, pressing plate (21), module activities pedestal, circular cone drive block and movable module, described cope match-plate pattern (1) is connected by guide pillar (6) and corresponding guide pin bushing (4) with lower bolster (9), described module activities pedestal is located at respectively pressing plate (21) lower surface and lower bolster (9) upper surface, described center guide pillar is symmetrically set in cope match-plate pattern (1) and lower bolster (9) central authorities, it is characterized in that: described pressing plate (21) is flexibly connected with cope match-plate pattern (1) by hanging bolt (22), between described pressing plate (21) and described guide pillar (6), be provided with automatic lifting pull bar (5), described automatic lifting pull bar (5) inner side is flexibly connected with pin with one-way movable draw runner (7), between described module activities pedestal, be provided with symmetrical movable module, be provided with the circular cone drive block of size coupling in described movable module, described movable module outer surface is provided with the core rod with wheel rim form fit.
2. steel wheel wheel rim automatic lifting dilatation mold according to claim 1, is characterized in that: the central authorities of described pressing plate (21), module activities pedestal, circular cone drive block and movable module connect, and big or small and described center guide pillar mates.
3. steel wheel wheel rim automatic lifting dilatation mold according to claim 1, it is characterized in that: the center guide pillar of described cope match-plate pattern (1) is around provided with makes bar (3), described bar (3) one end of beating is connected with cope match-plate pattern (1), and the other end connects pressing plate (21) and is connected with circular cone drive block with module activities pedestal.
4. steel wheel wheel rim automatic lifting dilatation mold according to claim 1, it is characterized in that: described circular cone drive block comprises circular cone drive block (17) and lower circular cone drive block (14), described upper circular cone drive block (17) can be inserted in lower circular cone drive block (14), described lower circular cone drive block (14) bottom is provided with circular cone drive block back-moving spring (12), described circular cone drive block back-moving spring (12) one end connects lower circular cone drive block (14), and the other end connects the module activities pedestal on lower bolster (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056143.XU CN203764776U (en) | 2014-01-29 | 2014-01-29 | Steel wheel rim automatic lifting expansion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056143.XU CN203764776U (en) | 2014-01-29 | 2014-01-29 | Steel wheel rim automatic lifting expansion die |
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| Publication Number | Publication Date |
|---|---|
| CN203764776U true CN203764776U (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420056143.XU Expired - Fee Related CN203764776U (en) | 2014-01-29 | 2014-01-29 | Steel wheel rim automatic lifting expansion die |
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| Country | Link |
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| CN (1) | CN203764776U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057449A (en) * | 2015-07-23 | 2015-11-18 | 厦门日上集团股份有限公司 | Rim expanding mold |
| CN112009168A (en) * | 2020-09-11 | 2020-12-01 | 山东小鸭精工机械有限公司 | Production method of hot-formed wheel |
| CN114247813A (en) * | 2021-12-17 | 2022-03-29 | 东风汽车底盘系统有限公司 | Loading and unloading mechanism of universal rim |
| CN114643319A (en) * | 2022-03-24 | 2022-06-21 | 山东贞元汽车车轮有限公司 | Flaring die with adjustable high accuracy |
-
2014
- 2014-01-29 CN CN201420056143.XU patent/CN203764776U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057449A (en) * | 2015-07-23 | 2015-11-18 | 厦门日上集团股份有限公司 | Rim expanding mold |
| CN105057449B (en) * | 2015-07-23 | 2017-04-12 | 厦门日上集团股份有限公司 | Rim expanding mold |
| CN112009168A (en) * | 2020-09-11 | 2020-12-01 | 山东小鸭精工机械有限公司 | Production method of hot-formed wheel |
| CN112009168B (en) * | 2020-09-11 | 2021-12-24 | 山东小鸭精工机械有限公司 | Production method of hot-formed wheel |
| CN114247813A (en) * | 2021-12-17 | 2022-03-29 | 东风汽车底盘系统有限公司 | Loading and unloading mechanism of universal rim |
| CN114247813B (en) * | 2021-12-17 | 2024-04-05 | 东风汽车底盘系统有限公司 | Feeding and discharging mechanism of universal rim |
| CN114643319A (en) * | 2022-03-24 | 2022-06-21 | 山东贞元汽车车轮有限公司 | Flaring die with adjustable high accuracy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |