CN205236803U - Steel wheel spoke excircle alignment mould - Google Patents
Steel wheel spoke excircle alignment mould Download PDFInfo
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- CN205236803U CN205236803U CN201521116494.6U CN201521116494U CN205236803U CN 205236803 U CN205236803 U CN 205236803U CN 201521116494 U CN201521116494 U CN 201521116494U CN 205236803 U CN205236803 U CN 205236803U
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Abstract
The utility model provides a steel wheel spoke excircle alignment mould, includes: upper and lower die carrier, last mold core cushion, last mold core, the boss is established to the lower die carrier inside heart, the central guide pillar of boss central authorities installation, and four installation through -holes and movable ejector beam are offered to its outside symmetry, the boss up end is located to the mold core cushion down, supports by the activity ejector beam, lower mold core, central locating pin is established to the protruding step of establishing of outer wall upper portion circumference, its up end, outside the mold core was located down to activity liftout ring, cover, its upper end was supported under by under the mold core step, the protruding step of establishing of lower part circumference, the modular ring seat overlaps and locates down the die carrier boss outside down, the modular ring overlaps and locates down the modular ring seat up end outside down, the cover is inlayed to the modular ring down, locates lower mould intra -annular side, lies in modular ring seat up end outside inboard down, the spacing step of its inside wall upper portion circumference projected, and the circular conical surface that set inner wall becomes a big -end -up is inlayed to the lower modular ring of spacing step top, and the position that corresponds spoke work piece excircle breach on the circular conical surface is an arch, and protruding surperficial is the same tapered circular conical surface.
Description
Technical field
The utility model relates to auto parts and components production and processing equipment, particularly a kind of steel wheelSpoke cylindrical alignment mould.
Background technology
Wheel is the vitals of vehicle carrying, its bearing vehicle normal load, cross force,Drive the various stress that produce in (braking) moment of torsion and driving process. Therefore the design to wheel andManufacture has very high requirement, except the design of the selecting of wheel material, car wheel structure, and the system of wheelFabrication technique is the most critical factor of guaranteeing wheel performance. Along with high-strength steel material is on wheel spoke productPopularization and application, resilience, the wrinkling of spoke stretching, in molding procedure process also comesMore serious, outward appearance and performance to wheel product have been brought adverse influence, and especially spoke cylindrical turns overThe resilience on limit stick up outward can form spoke and wheel rim be press-fitted rear spoke circle end face place wheel rim body shouldPower is concentrated, and causes greatly reduce the radially fatigue life of wheel.
Utility model content
The purpose of this utility model is to provide a kind of steel wheel spoke cylindrical alignment mould, improvesPhenomenon is stuck up in the resilience of spoke cylindrical flange outward, has improved the perpendicularity of spoke cylindrical and installed surface, improvesThe radially fatigue life of wheel, ensured the security of Vehicle Driving Cycle.
For achieving the above object, the technical solution of the utility model is:
A kind of steel wheel spoke cylindrical alignment mould, comprising: upper and lower mould bases, and by being positioned at oneThe guide pillars and bushes of side connects; Upper mold core cushion block, is fixedly installed in described top mold frame by screwThe heart; Upper mold core, is fixedly installed under described upper mold core cushion block by screw; It is characterized in that, described inIn lower mold holder, a boss is established at center, and a center guide pillar is installed by boss central authorities, the boss in center guide pillar outsideOffer symmetrically four through hole is installed, install in through hole and establish the movable liftout being connected with machine tool hydraulic padBar; Lower mold core cushion block, central authorities establish the through hole that can be sheathed on center guide pillar, and lower mold core cushion block is arranged at instituteState boss upper surface, against four movable ejector beams; Lower mold core, is arranged on described lower mold core cushion block,Its outer wall top is circumferentially convexly equipped with step; Centralized positioning pin is established at center, lower mold core upper surface; Movable liftout ring,Be sheathed on outside described lower mold core, movable liftout ring upper end is under lower mold core step, under movable liftout ringPortion is circumferentially convexly equipped with step; The below of movable liftout ring is provided with the nitrogen cylinder being fixed on lower mold holder; UnderModular ring seat, is sheathed on described lower mold holder boss outside, and is connected by screw in lower mold holder; Lower modular ring,Be sheathed on outside, described counterdie ring seat upper surface, be connected by screw in counterdie ring seat; Lower modular ring edge cover,Be arranged at described lower modular ring inner side, be positioned at inner side, outside, described counterdie ring seat upper surface; Lower modular ring edge coverMadial wall top is circumferentially convexly equipped with the limited step coordinating with movable liftout ring step, this limited step topLower modular ring edge cover inwall make a up big and down small taper seat, and, corresponding spoke on this taper seatThe position of excircle of workpiece breach is a projection, the taper seat that convex surfaces is identical tapering.
Machine tool hydraulic pad ejects lower mold core cushion block and lower mold core by four movable ejector beams, spokeWorkpiece is placed on above lower mold core by centralized positioning pin, and when mould matched moulds, upper mold core is pressed spoke workpieceTight in lower mold core and continue to come downwards to spoke external diameter end face and connect with the taper seat that lower modular ring edge overlaps internal diameterTouch, the external diameter end face of spoke be subject to circular cone inclined-plane radial thrust produce distortion, complete spoke external diameter outsideCircle alignment.
The utility model is owing to having adopted technique scheme to improve hanging down of spoke cylindrical and installed surfaceStraight degree, the radially fatigue life of having improved wheel.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structure cutaway view of lower modular ring edge cover in the utility model embodiment.
Detailed description of the invention
Referring to Fig. 1, Fig. 2, a kind of steel wheel spoke cylindrical alignment mould of the present utility model, bagDraw together:
Upper and lower mould bases 1,2, is connected with guide pin bushing by the guide pillar 3 that is positioned at a side;
Upper mold core cushion block 4, is fixedly installed in the interior center of described top mold frame 1 by screw;
Upper mold core 5, is fixedly installed in described upper mold core cushion block 4 times by screw;
A boss 21 is established at the interior center of described lower mold holder 2, and a center guide pillar 6 is installed by boss 21 central authorities,The boss 21 in center guide pillar 6 outsides is offered symmetrically four through hole 22 is installed, and through hole 22 is installedInside establish the movable ejector beam 7 being connected with machine tool hydraulic pad;
Lower mold core cushion block 8, central authorities establish the through hole 81 that can be sheathed on center guide pillar 6, lower mold core cushion block 8Be arranged at described boss 21 upper surfaces, against four movable ejector beams 7;
Lower mold core 9, is arranged on described lower mold core cushion block 8, and its outer wall top is circumferentially convexly equipped with step91; Centralized positioning pin 10 is established at lower mold core 9 centers, upper surface;
Movable liftout ring 11, is sheathed on outside described lower mold core 9, movable liftout ring 11 upper ends against underCore rod 9 step 91 times, movable liftout ring 11 bottoms are circumferentially convexly equipped with step 111; Movable liftout ring 11Below the nitrogen cylinder 12 that is fixed on lower mold holder 2 is installed;
Counterdie ring seat 13, is sheathed on described lower mold holder 2 boss 21 outsides, and be connected by screw inLower mold holder 2;
Lower modular ring 14, is sheathed on described counterdie ring seat 13 outsides, upper surfaces, be connected by screw underModular ring seat 13;
Lower modular ring edge cover 15, is arranged at described lower modular ring 14 inner sides, is positioned at described counterdie ring seat 13Inner side, outside, upper surface; Lower modular ring edge cover 15 madial wall tops are circumferentially convexly equipped with and movable liftout ring 11The limited step 151 that step 111 coordinates, in the lower modular ring edge cover 15 of these limited step 151 topsWall 152 is made a up big and down small taper seat, and, corresponding spoke workpiece on this taper seat 152The position of 100 cylindrical breach is a projection 153, and projection 153 surfaces are the taper seat of identical tapering.
When the utility model is implemented, lathe is opened, and the lower hydraulic die cushion of lathe ejects, and passes through movable topMaterial bar lower mold core cushion block and lower mold core are ejected, movable liftout ring under the effect of nitrogen cylinder on top fitLower mold core, spoke workpiece 100 is placed on above lower mold core by centralized positioning pin. Lathe slide block down,Mould starts matched moulds, and under upper mold core, general who has surrendered's spoke Work-sheet pressing is in lower mold core, under lathe slide block continuesOK, lathe operating pressure is by upper mold core, spoke workpiece, lower mold core, lower mold core cushion block, movable topMaterial bar transmission is also compressed lathe hydraulic die cushion, and machine tool hydraulic pad starts to return, and movable liftout ring is followed counterdieCore is descending compressed nitrogen cylinder together; Lathe slide block continues to come downwards to spoke external diameter end face and lower modular ring edge coverThe taper seat contact of inwall, the external diameter end face of spoke is subject to the radial thrust on circular cone inclined-plane to produce distortion, machineBed slide block continues descending upper/lower die matched moulds and completes the cylindrical alignment of spoke external diameter. On lathe slide block startsOK, upper mold core has been unclamped the compression to spoke workpiece, and machine tool hydraulic pad starts to eject, and passes through movable topMaterial bar, lower mold core cushion block, lower mold core will be on spoke workpiece the de-material in top, movable liftout ring is at nitrogen cylinderUnder effect, follow lower mold core up together, the movable liftout ring lower mold core of fitting all the time, lathe slide block continuesUp, the up A stroke that ejects of machine tool hydraulic pad, movable liftout ring continues to follow lower mold core and goes up togetherThe step that walks to movable liftout ring external diameter bottom contacts with the step of lower modular ring edge cover inwall upper end, livesThe up restriction that is subject to time modular ring edge cover of moving liftout ring, spoke workpiece departs from lower modular ring edge cover internal diameterTaper seat; Lathe slide block continues up, and hydraulic die cushion continues upper top lower mold core, and spoke workpiece is followed downCore rod continues up, movable liftout ring be subject to time restriction of modular ring edge cover can not continue up, spokeBetween workpiece and movable liftout ring, produce relative displacement, the internal diameter disengaging activity of spoke excircle of workpieceLiftout ring external wall of upper portion, spoke workpiece completes whole dischargings, and a working cycles completes.
Referring to Fig. 2, described lower modular ring edge cover 15 is arranged at described lower modular ring 14 inner sides, described in being positioned atCounterdie ring seat 13 inner sides, outside, upper surface; Lower modular ring edge cover 15 madial wall tops are circumferentially convexly equipped with and activityThe limited step 151 that liftout ring 11 steps 111 coordinate, the lower modular ring of these limited step 151 topsEdge cover 15 inwalls 152 are made a up big and down small taper seat, and, corresponding spoke on this taper seatThe position of workpiece 100 cylindrical breach is a projection 153, and projection 153 surfaces are the circular cone of identical taperingFace.
When lathe slide block down is to the circle of spoke workpiece 100 external diameter end faces and lower modular ring edge cover 15 internal diametersWhen conical surface contact, spoke workpiece 100 cylindrical breach inlay with lower modular ring the taper seat that overlaps 15 corresponding breachAlso synchronously contact, the circularity size of the stressed even and spoke cylindrical while guaranteeing the alignment of spoke excircle of workpieceEvenly.
Claims (1)
1. a steel wheel spoke cylindrical alignment mould, comprising:
Upper and lower mould bases, connects by the guide pillars and bushes that is positioned at a side;
Upper mold core cushion block, is fixedly installed in center in described top mold frame by screw;
Upper mold core, is fixedly installed under described upper mold core cushion block by screw; It is characterized in that,
In described lower mold holder, a boss is established at center, and a center guide pillar, central guiding are installed by boss central authoritiesThe boss in post outside is offered symmetrically four through hole is installed, and installs in through hole and establishes and machine tool hydraulicThe movable ejector beam that pad is connected;
Lower mold core cushion block, central authorities establish the through hole that can be sheathed on center guide pillar, and lower mold core cushion block arrangesIn described boss upper surface, against four movable ejector beams;
Lower mold core, is arranged on described lower mold core cushion block, and its outer wall top is circumferentially convexly equipped with step;Centralized positioning pin is established at center, lower mold core upper surface;
Movable liftout ring, is sheathed on outside described lower mold core, and movable liftout ring upper end is against lower mold coreUnder step, movable liftout ring bottom is circumferentially convexly equipped with step; Movable liftout ring below is provided with fixingNitrogen cylinder on lower mold holder;
Counterdie ring seat, is sheathed on described lower mold holder boss outside, and is connected by screw in counterdieFrame;
Lower modular ring, is sheathed on outside, described counterdie ring seat upper surface, is connected by screw in counterdieRing seat;
Lower modular ring edge cover, is arranged at described lower modular ring inner side, is positioned at described counterdie ring seat upper surfaceInner side, outside; Lower modular ring edge cover madial wall top is circumferentially convexly equipped with and coordinates with movable liftout ring stepLimited step, the lower modular ring edge cover inwall of this limited step top is made a up big and down small circleThe conical surface, and on this taper seat, the position of corresponding spoke excircle of workpiece breach is a projection, projectionSurface is the taper seat of identical tapering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116494.6U CN205236803U (en) | 2015-12-29 | 2015-12-29 | Steel wheel spoke excircle alignment mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116494.6U CN205236803U (en) | 2015-12-29 | 2015-12-29 | Steel wheel spoke excircle alignment mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205236803U true CN205236803U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201521116494.6U Active CN205236803U (en) | 2015-12-29 | 2015-12-29 | Steel wheel spoke excircle alignment mould |
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| CN (1) | CN205236803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363073A (en) * | 2016-08-29 | 2017-02-01 | 浙江金固股份有限公司 | Spoke air hole burr extruding and outer diameter finishing device |
| CN108213208A (en) * | 2018-02-24 | 2018-06-29 | 上海宝钢车轮有限公司 | A kind of spoke outer circle radial direction alignment mold with inside and outside wedge structure |
| CN108889846A (en) * | 2018-07-12 | 2018-11-27 | 南京迈森精密模具有限公司 | A kind of preforming and end face leveling die of spoke stretching |
| CN110421045A (en) * | 2019-07-19 | 2019-11-08 | 大冶市同创不锈钢金属材料有限公司 | A kind of sheet stamping device and process for stamping |
-
2015
- 2015-12-29 CN CN201521116494.6U patent/CN205236803U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363073A (en) * | 2016-08-29 | 2017-02-01 | 浙江金固股份有限公司 | Spoke air hole burr extruding and outer diameter finishing device |
| CN106363073B (en) * | 2016-08-29 | 2018-07-03 | 浙江金固股份有限公司 | Hole of spoke squeezes burr and finishing outer diameter device |
| CN108213208A (en) * | 2018-02-24 | 2018-06-29 | 上海宝钢车轮有限公司 | A kind of spoke outer circle radial direction alignment mold with inside and outside wedge structure |
| CN108889846A (en) * | 2018-07-12 | 2018-11-27 | 南京迈森精密模具有限公司 | A kind of preforming and end face leveling die of spoke stretching |
| CN110421045A (en) * | 2019-07-19 | 2019-11-08 | 大冶市同创不锈钢金属材料有限公司 | A kind of sheet stamping device and process for stamping |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |