CN2501606Y - Forming apparatus for cylindrical workpieces - Google Patents
Forming apparatus for cylindrical workpieces Download PDFInfo
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- CN2501606Y CN2501606Y CN 01253025 CN01253025U CN2501606Y CN 2501606 Y CN2501606 Y CN 2501606Y CN 01253025 CN01253025 CN 01253025 CN 01253025 U CN01253025 U CN 01253025U CN 2501606 Y CN2501606 Y CN 2501606Y
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- hole
- fixing plate
- stripper
- core fixing
- core
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Abstract
The utility model discloses a cylinder-shaped work piece forming device, comprising two pieces of mode bodies for forming mould cavity, and an upper and a lower locking wedges arranged on an upper and a lower ends of the mode body. A mould core fixing plate and a stripper plate are arranged at the lower of the upper locking wedge, and a material cylinder which is communicated with the mould cavity is arranged in the middle of the lower locking wedge. The material cylinder is provided with an extrusion drift which is connected with a lower oil cylinder after passing through the cylinder bottom. The upper locking wedge and two mold bodies are connected with oil cylinder respectively. Using the production of the utility model has the advantages of low cost, and long service life, which can be used for the production of each cylinder-shaped work piece.
Description
The utility model relates to a kind of casting mould.Specifically, be the shaped device of Its Counter-measures on Motorcycle Damping Cylinder one class cylindrical work pieces.
At present, the production of Its Counter-measures on Motorcycle Damping Cylinder one class cylindrical work pieces is finished with air injection machine.This air injection machine mainly comprises die body, and the oil cylinder of loosing core, core fixing plate and stripper are arranged above the die body, and there is locking cylinder its both sides, and there are stalk and sealing insulation crucible etc. in its lower end.It is by compressed air the aluminium liquid in the sealing insulation crucible to be pressurizeed, and aluminium liquid is pressed in the die cavity of die body by stalk.Then, under the effect of die body two side cylinders, two slit bamboo or chopped wood die bodys are separated.At last, extract core out by stripper, finish the casting of cylindrical work pieces by the oil cylinder of loosing core.Use this air injection machine, though can finish the casting of cylindrical work pieces,, mainly realize locking by the locking cylinder of its both sides because the die body upper and lower side does not have the locking wedge, enter the aluminium liquid in the die body die cavity, can only (P≤0.2MPa) is coagulation forming down at lower pressure.Therefore, cylindrical work pieces short texture, the bad mechanical property produced, service life is not long.In addition,, adopt compressed air that the aluminium liquid in the sealing insulation crucible is pressurizeed, just require the flowability of aluminium liquid to get well because compressed-air actuated pressure is lower.Correspondingly, require raw-material quality to get well.Raw material quality is good, and its price is just high.So, production cost is just high.
The purpose of this utility model is to provide a kind of cylindrical work pieces shaped device.The product that uses this device to produce, low, the long service life of cost.
For achieving the above object, the utility model adopts following technical solution:
Cylindrical work pieces shaped device of the present utility model comprises two slit bamboo or chopped wood die bodys, and there are upper cylinder, core fixing plate and stripper in the die body upper end, and there is oil cylinder in its outside, and its adjacent surface center has longitudinal fluting accordingly, forms die cavity to be used to the docking back.Its design feature is that the upper and lower end of die body has upper and lower locking wedge respectively, wherein:
Last locking wedge is between upper cylinder and the core fixing plate, two clapboards is arranged below it, and the lozenges of this two clapboards hypomere inboard matches with the lozenges in the outside, two slit bamboo or chopped wood die bodys upper end.Core fixing plate and stripper from top to bottom are installed between two clapboards.The upper end of big core is fixed on the core fixing plate, and insert in the die cavity after passing stripper its lower end, and and the die cavity wall between leave the gap.
Have through hole accordingly on last locking wedge, core fixing plate and the stripper, pull bar is arranged in the through hole.There is radially boss at the pull bar two ends, this two boss be in respectively above the core fixing plate and the through hole of stripper in.
Have blind hole respectively accordingly above the core fixing plate and below the stripper, there is through hole in the bottom centre of two blind holes, is furnished with connecting rod in the through hole.The thickness sum of the length≤core fixing plate of this connecting rod and stripper, there is radially boss at its two ends, and radially boss is in the blind hole of core fixing plate and stripper.
Under lock and have through hole in the middle of the wedge, barrel is arranged in the through hole.This barrel communicates with die cavity, and the extruding drift is arranged in it.Under the extruding drift following oil cylinder is arranged.
On the following locking wedge corresponding to place, die body lower surface some through holes are arranged, pushing ram is arranged in the through hole.The upper end of this pushing ram and the lower end of die body offset, and its lower end links to each other with propeller.
Adopt such scheme, have the following advantages:
Because die body upper and lower end of the present utility model has upper and lower locking wedge respectively, the aluminium liquid that enters in the die body die cavity is coagulation forming under the pressure of upper and lower, left and right four direction, make that the cylindrical work pieces structure of producing is tight, the exhausted bad phenomenon such as shrinkage cavity, shrinkage porosite that occur less, good mechanical property (the forging level of approaching equal metal after testing), long service life.
Oil cylinder pressurizes to the aluminium liquid in the barrel owing to adopt down again, pressure height, mobile less demanding to aluminium liquid.So, just not high to raw-material quality requirement, thus greatly reduce production cost.
Below in conjunction with accompanying drawing the utility model is described in further detail:
Fig. 1 is a cylindrical work pieces shaped device cross-sectional schematic of the present utility model;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1.
As depicted in figs. 1 and 2, cylindrical work pieces shaped device of the present utility model comprises two slit bamboo or chopped wood die bodys 5, and this two slit bamboo or chopped woods die body outside all is connected to oil cylinder 6, and its adjacent surface center has longitudinal fluting accordingly, so that can form die cavity behind the matched moulds.Said die cavity length and diameter need to decide according to the length and the diameter of workpiece to be machined.Die cavity among Fig. 1 and Fig. 2 aims at production Its Counter-measures on Motorcycle Damping Cylinder design, and therefore, its upper end diameter is greater than lower end diameter, and is useful on annular groove and the boss that forms boss and groove on its differing heights position.
The upper and lower end of die body 5 is respectively arranged with upper and lower locking wedge 1 and 8.Wherein:
Last locking wedge 1 is that the lower surface at a flat board forms two clapboards that parallel and constitutes, and is connected to upper cylinder 16 above it, and two clapboard hypomere inner surfaces below it are lozenges.The outside, upper end of two die bodys 5 also is a lozenges, and the lozenges of two clapboard inboards just in time is enclosed within on the lozenges in the outside, two die bodys, 5 upper ends.From top to bottom be provided with core fixing plate 2 and stripper 3 between two clapboards below the last locking wedge 1, the lower surface of the upper surface of core fixing plate 2 and stripper 3 offsets with the lower surface of last locking wedge 1 and the upper surface of die body 5 respectively.Have through hole accordingly on core fixing plate 2 and the stripper 3, there is radially step through hole upper edge on the core fixing plate 2 wherein, after big core 4 penetrates through hole on core fixing plate 2 and the stripper 3 successively, the radially boss of its upper end just in time is stuck in the through hole upper edge step of core fixing plate 2, and make big core 4 upper ends concordant, make the upper end of big core 4 be fixed on the core fixing plate 2 with core fixing plate 2 upper surfaces.Insert in the die cavity lower end of big core 4, and and the die cavity wall between keep certain interval.
Have through hole accordingly on last locking wedge 1, core fixing plate 2 and the stripper 3, wear a pull bar 14 in the through hole.Wherein, on the through hole upper edge of locking on the wedge 1 circumferential step is arranged, the through-hole diameter on the stripper 3 is greater than the diameter of pull bar 14.All there is radially boss at the two ends of pull bar 14, and its upper end boss matches with through hole upper edge step on the last locking wedge 1, and its lower end boss diameter is slightly less than the through-hole diameter of stripper 3, and is in the through hole of stripper 3.When making die sinking, core fixing plate 2 can be along pull bar 14 upper and lower moving.
Above the core fixing plate 2 and stripper 3 following corresponding positions all have blind hole, and blind hole bottom centre has through hole, is installed with connecting rod 15 in the two through hole.The thickness sum of said connecting rod 15 length≤core fixing plate 2 and stripper 3, its two ends are processed with radially boss, this two radially boss be in respectively in the blind hole of core fixing plate 2 and stripper 3.Like this, making core fixing plate 2 and 3 of strippers be loosening shape by means of connecting rod 15 links together.
Under lock wedge 8 and be tabular, its upper surface center has wedge-shaped impression, the size of this wedge-shaped impression adapts with the lozenges in the outside, two die bodys, 5 lower ends, so that after die body 5 lower ends inserted down the wedge-shaped impression of locking on the wedge 8, the two can closely cooperate together.The centre of locking wedge 8 down is processed with large through-hole, and barrel 13 is housed in the large through-hole.This barrel communicates with the die cavity of die body 5.Extruding drift 10 is arranged in the barrel 13, and center has circular hole at the bottom of it, and the following oil cylinder 11 below it passes at the bottom of 13 of the barrels behind the center hole, is connected mutually with extruding drift 10.Have four through holes on the following locking wedge 8 of barrel 13 both sides, equal plug-in mounting one pushing ram 9 in each through hole.Pushing ram 9 upper ends and die body 5 lower ends offset, and there is propeller 12 its lower end.This propeller can be big spring, hydraulic jack or pneumatic means, and its upper end offsets with pushing ram 9 lower ends, and its lower end is fixed on the frame.
If workpiece to be machined is an Its Counter-measures on Motorcycle Damping Cylinder, then need on following locking wedge 8, to be provided with a small-sized core 7 corresponding to die body 5 die cavities.The lower end of this little core is fixed on down on the locking wedge 8, and insert in the lower end through hole of big core 4 its upper end.
When using cylindrical work pieces shaped device of the present utility model to process cylindrical work pieces, earlier melted aluminium liquid is injected in the barrel 13, and two slit bamboo or chopped wood die bodys 5 are closed up.Simultaneously, under the effect of upper cylinder 16, die body 5 is locked in upper and lower locking wedge 1 and 8 firmly.Afterwards, the aluminium liquid in the barrel 13 are clamp-oned in the die cavity of die body 5, made aluminium liquid coagulation forming by following oil cylinder 11 and extruding drift 10.Then, under the acting in conjunction of upper cylinder 16 and propeller 12, make die body 5 deviate from upper and lower locking wedge 1 and 8, extract small-sized core 7 out, and under the effect of two oil cylinders 6, realize the separation of two die bodys 5.At last, extract big core 4 out by stripper 3, take out workpiece, finish the production process of a cylindrical work pieces by upper cylinder 16.
Claims (5)
1. cylindrical work pieces shaped device, comprise two slit bamboo or chopped wood die bodys (5), there are upper cylinder (16), core fixing plate (2) and stripper (3) in die body (5) upper end, and there is oil cylinder (6) in its outside, its adjacent surface center has longitudinal fluting accordingly, forms die cavity to be used to the docking back; The upper and lower end that it is characterized in that die body (5) has upper and lower locking wedge (1 and 8) respectively, wherein:
Last locking wedge (1) is between upper cylinder (16) and the core fixing plate (2), two clapboards is arranged below it, and the lozenges of this two clapboards hypomere inboard matches with the lozenges in the outside, two slit bamboo or chopped wood die bodys (5) upper end; Core fixing plate (2) and stripper (3) from top to bottom are installed between two clapboards; The upper end of big core (4) is fixed on the core fixing plate (2), and its lower end is passed stripper (3) back and inserted in the die cavity, and and the die cavity wall between leave the gap;
Have through hole accordingly on last locking wedge (1), core fixing plate (2) and the stripper (3), pull bar (14) is arranged in the through hole; There is radially boss at pull bar (14) two ends, this two boss be in above the core fixing plate (2) respectively and the through hole of stripper (3) in;
Have blind hole respectively accordingly above the core fixing plate (2) and below the stripper (3), there is through hole in the bottom centre of two blind holes, is furnished with connecting rod (15) in the through hole; The thickness sum of length≤core fixing plate of this connecting rod (2) and stripper (3), there is radially boss at its two ends, and radially boss is in the blind hole of core fixing plate (2) and stripper (3);
Under lock and have through hole in the middle of the wedge (8), barrel (13) is arranged in the through hole; This barrel communicates with die cavity, and extruding drift (10) is arranged in it; Under the extruding drift (10) following oil cylinder (11) is arranged;
On the following locking wedge (8) corresponding to place, die body (5) lower surface some through holes are arranged, pushing ram (9) is arranged in the through hole; The lower end of the upper end of this pushing ram and die body (5) offsets, and its lower end links to each other with propeller (12).
2. cylindrical work pieces shaped device according to claim 1 is characterized in that said propeller (12) is a spring.
3. cylindrical work pieces shaped device according to claim 1 is characterized in that said propeller (12) is a hydraulic jack.
4. cylindrical work pieces shaped device according to claim 1 is characterized in that said propeller (12) is a pneumatic means.
5. according to claim 1,2,3 or 4 described cylindrical work pieces shaped devices, it is characterized in that on the following locking wedge (8) corresponding to the die cavity place little core (7) being arranged; The lower end of this little core is fixed on down on the locking wedge (8), is movably connected between the lower end of its upper end and big core (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01253025 CN2501606Y (en) | 2001-08-09 | 2001-08-09 | Forming apparatus for cylindrical workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01253025 CN2501606Y (en) | 2001-08-09 | 2001-08-09 | Forming apparatus for cylindrical workpieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2501606Y true CN2501606Y (en) | 2002-07-24 |
Family
ID=33662600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01253025 Expired - Fee Related CN2501606Y (en) | 2001-08-09 | 2001-08-09 | Forming apparatus for cylindrical workpieces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2501606Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992222A (en) * | 2010-11-10 | 2011-03-30 | 广东科达机电股份有限公司 | Mode locking and adjusting device with improved structure |
| CN105109020A (en) * | 2015-09-07 | 2015-12-02 | 芜湖瑞泰精密机械有限公司 | Oil drum blowing mold |
| CN106964748A (en) * | 2017-03-24 | 2017-07-21 | 常州永茂特种紧固件有限公司 | The processing method and its processing tool of piston rod |
-
2001
- 2001-08-09 CN CN 01253025 patent/CN2501606Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992222A (en) * | 2010-11-10 | 2011-03-30 | 广东科达机电股份有限公司 | Mode locking and adjusting device with improved structure |
| CN101992222B (en) * | 2010-11-10 | 2012-11-28 | 广东科达机电股份有限公司 | Mode locking and adjusting device with improved structure |
| CN105109020A (en) * | 2015-09-07 | 2015-12-02 | 芜湖瑞泰精密机械有限公司 | Oil drum blowing mold |
| CN105109020B (en) * | 2015-09-07 | 2018-03-23 | 芜湖瑞泰精密机械有限公司 | A kind of oil drum blow mold |
| CN106964748A (en) * | 2017-03-24 | 2017-07-21 | 常州永茂特种紧固件有限公司 | The processing method and its processing tool of piston rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |