CN2834909Y - Apparatus for replacing date pin of die-casting mold - Google Patents
Apparatus for replacing date pin of die-casting mold Download PDFInfo
- Publication number
- CN2834909Y CN2834909Y CN 200520010140 CN200520010140U CN2834909Y CN 2834909 Y CN2834909 Y CN 2834909Y CN 200520010140 CN200520010140 CN 200520010140 CN 200520010140 U CN200520010140 U CN 200520010140U CN 2834909 Y CN2834909 Y CN 2834909Y
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- hole
- date
- mould
- dynamic model
- core
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Abstract
The utility model discloses an apparatus for replacing a date pin of a die-casting mold. A through hole is penetrated through a movable mold core and a movable mold frame, and a date pin is arranged on the nose end of the movable mold core of the through hole, wherein one end of the movable mold frame is provided with a guide post which is in clearance fit with a push plate connected with a hydraulic cylinder. A through hole and a groove crossed with the through hole are arranged on the push plate. A device used for limiting position is inserted in the groove. One end of a push rod used for pushing the date pin out is inserted into the through hole penetrating the movable mold core and the movable mold frame to be positioned on the tail end of the date pin, and the other end extends to the through hole which can be inserted into the push plate. The utility model has simple structure. The date pin needs to be replaced is pushed out by utilizing the power of a die-casting machine through that a device for limiting position inserted in the groove on the push plate is matched with the push rod inserted in the through hole penetrating the movable mold core and the movable mold frame, that is, the date pin can be changed without dismounting a mold from the die-casting machine. Moreover, the utility model has the advantages of quick and convenient operation, time saving, labor saving and production efficiency enhancement.
Description
Technical field
The utility model relates to a kind of device of changing compression mod date pin quickly and easily.
Background technology
During die-cast product is produced, often need normally adopt the pin that will have the date excessively to cooperate or be threaded and be fixed on the mould at the surperficial labeling production date of product, when the product moulding by casting, the date is labeled in the surface of product simultaneously.Because the date of manufacture of product need be changed according to producing day, so the date pin is changed frequent.Usually the method for changing the date pin at present is: change the date pin of interference fits on mould 1., earlier mould is retracted from die casting machine, pound out and take off with will excessively being engaged in date pin on the mould the hole of poker from mould by manual again, again the date pin that more renews, again mould is installed on the die casting machine, carries out the product cast again.When this method was sold on the replacing date, after need taking apart a die, will sell on the date to pound out by hand again and take off, need unload and installation mold time-consuming taking a lot of work, inefficiency when therefore selling on the replacing date.2. change the date pin be threaded on the mould, behind product stripping, will sell on the date with bottle opener and to back out, date that will be new sells and is tightened on the mould again, pours into a mould again.This method need be sold end face on the date fluting is set owing to used that bottle opener is installed, dismounting date pin, causes the vestige that stays fluting on date of cast, influences the clear expression on date and the outward appearance of product; And because of frequent installation, dismounting, also cause the screw thread stripped thread easily, cause mould to scrap, form and produce waste, so generally do not adopt the method.
Summary of the invention
The purpose of this utility model provides a kind of device of changing compression mod date pin.It need not dismantle mould just can change the date pin efficiently and easily.
The purpose of this utility model is achieved in that moving-mould-core is connected on the dynamic model frame, a through hole runs through moving-mould-core and dynamic model frame, the date pin excessively is engaged in the moving-mould-core nose end of this through hole, the dynamic model frame is connected with the die casting machine moving platen by the dynamic model seat, one end of dynamic model frame is provided with lead, lead and the push pedal matched in clearance that is connected hydraulic cylinder, a through hole and a groove that intersects with through hole are set in the push pedal, insert one in the groove and be used for spacing device, this through hole is corresponding with the through hole that runs through moving-mould-core and dynamic model frame, push rod one end that is used to eject the date pin inserts the through hole that runs through moving-mould-core and dynamic model frame and is positioned at date pin tail end, the overhanging through hole that inserts in the push pedal of the other end, the length of push rod is greater than the beeline between push pedal upper groove and the date pin tail end.
Owing to adopted such scheme: moving-mould-core is connected on the dynamic model frame, and a through hole runs through moving-mould-core and dynamic model frame, and the date pin excessively is engaged in the moving-mould-core nose end of through hole.The groove that a through hole and one and this through hole intersect is set in push pedal, and this through hole is pairing to be run through in the through hole of moving-mould-core and dynamic model frame and inserts a push rod that is used to eject the date pin.Do in the routine work process at die casting machine, do not insert in the groove that intersects with through hole in the push pedal and be used for spacing device, during matched moulds, dynamic model travels forward under the drive of die casting machine power and combines with cover half, the push rod that is arranged in the through hole that runs through moving-mould-core and dynamic model frame is along with moving-mould-core and the motion of dynamic model frame, be in static relatively state, can not grant active force the date pin; During die sinking, dynamic model moves backward under the drive of die casting machine power and separates with cover half, push pedal travels forward under the drive of hydraulic cylinder, the overhanging end of push rod enters in the through hole that is provided with in the push pedal and is not obstructed, be in static relatively state equally, can not grant active force, and the workpiece push rod that unloads that connects in the push pedal ejects from moving-mould-core with the push pedal workpiece that will be shaped that travels forward, and makes workpiece break away from mould to date pin.When needs are changed date during pin excessively be engaged in moving-mould-core, insert one in the groove that intersects with through hole in push pedal and be used for spacing device, when die casting machine is done the die sinking action, dynamic model moves backward, push pedal travels forward, the overhanging end that is used for ejecting the push rod of date pin enters and is hampered by the spacing device that is used for that groove inserts behind the through hole that is provided with in the push pedal, push rod is with the counter motion of push pedal do with respect to moving-mould-core and the motion of dynamic model frame, the date pin is granted active force, to sell on the date to eject and unload from moving-mould-core, to be used for spacing device then takes out from the groove of push pedal, and push rod pushed in the through hole, new date pin excessively is engaged on the moving-mould-core, can carries out the production of the making product of new date.
The utility model is simple in structure, utilize die casting machine power to cooperate with the push rod that is inserted in the through hole that runs through moving-mould-core and dynamic model frame by the spacing device that is used for that is inserted in the push pedal upper groove, the date pin that needs are changed ejects, do not need mould is unloaded from die casting machine, it is replaceable date pin, and swift to operate, convenient, can enhance productivity in the time and labour saving.
Below in conjunction with drawings and Examples the utility model is further described.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure, 1 is the cover half frame, and 2 is the cover half core, 3 are the date pin, and 4 is moving-mould-core, and 5 is push rod, 6 is the dynamic model frame, and 7 is through hole, and 8 for being used for spacing device, 9 is groove, and 10 are push pedal, and 11 is lead, 12 is the die casting machine moving platen, and 13 is the dynamic model seat, and 14 is bolt, 15 is the hydraulic cylinder push rod, and 16 for unloading the workpiece push rod, and 17 is the die casting machine solid plate.
The specific embodiment
Referring to Fig. 1, cover half core 2 is fixed by bolts on the cover half frame 1, and the cover half frame is by being bolted on the die casting machine solid plate 17.Moving-mould-core 4 is bolted to connection on dynamic model frame 6, a through hole runs through moving-mould-core 4 and dynamic model frame 6, date pin 3 excessively is engaged in the moving-mould-core nose end of this through hole, dynamic model frame 6 is fixedlyed connected with die casting machine moving platen 12 by dynamic model seat 13, and dynamic model seat 13 is fixedlyed connected with dynamic model frame 6, die casting machine moving platen 12 respectively by bolt.One end of dynamic model frame 6 is provided with four leads 11 that become matrix distribution, and each lead 11 is fixed on the dynamic model frame 6 by bolt 14, and lead 11 passes push pedal 10 and push pedal matched in clearance, and push pedal 10 can be along lead 11 axially-movables.Push pedal 10 is fastenedly connected by nut with the hydraulic cylinder push rod 15 that passes die casting machine moving platen 12.A through hole 7 and a groove 9 that intersects with through hole 7 are set in the push pedal 10, stage casing and through hole that groove is positioned at through hole 7 intersect vertically, can insert one in the groove 9 and be used for spacing device 8 through hole 7 blocking-up, this is used for spacing device 8 and is limited block, perhaps adopts spacer pin also can reach effect same.Through hole 7 in the push pedal 10 is corresponding with the through hole that runs through moving-mould-core and dynamic model frame, the aperture of the through hole 7 in the push pedal 10 〉=run through the aperture of the through hole of moving-mould-core and dynamic model frame, and the center line of two through hole is a same straight line.Push rod 5 one end that are used to eject the date pin insert the through hole that runs through moving-mould-core and dynamic model frame and are positioned at the date and sell 3 tail ends, this push rod 5 cooperates with the via clearance that runs through moving-mould-core and dynamic model frame, the overhanging through hole 7 that inserts in the push pedal 10 of the other end, the length of push rod 5 is sold beeline between 3 tail ends greater than push pedal 10 upper grooves 9 and date, is equal to or less than the beeline that the date sells 3 tail ends through hole 7 far-ends in the push pedal 10.The fixedly connected workpiece push rod 16 that unloads passes another through hole that runs through moving-mould-core and dynamic model frame and contacts with workpiece in the push pedal 10, in order to the workpiece that is shaped is ejected from moving-mould-core 4 when the demoulding.
Do in the routine work process at die casting machine, do not insert limited block in the groove that intersects with through hole in the push pedal.During matched moulds, the push rod that is arranged in the through hole that runs through moving-mould-core and dynamic model frame is in static relatively state along with moving-mould-core and the motion of dynamic model frame, can not grant active force to the date pin; During die sinking, the motion reverse with dynamic model done in push pedal under the drive of hydraulic cylinder, the overhanging end of push rod enters in the through hole that is provided with in the push pedal and is not obstructed, be in static relatively state equally, can not grant active force to the date pin, and the workpiece push rod that unloads that connects in the push pedal ejects from moving-mould-core with the push pedal workpiece that will be shaped that travels forward, and makes workpiece break away from mould.When needs replacing date pin, limited block is inserted in the groove that intersects with through hole in the push pedal through hole is blocked, when die casting machine is done the die sinking action, dynamic model moves backward, push pedal travels forward, after entering the through hole that is provided with in the push pedal, the overhanging end that is used for ejecting the push rod of date pin is hampered by the limited block that groove inserts, push rod is with the counter motion of push pedal do with respect to moving-mould-core and the motion of dynamic model frame, the date pin is granted active force, to sell on the date to eject and take off from moving-mould-core, then limited block is taken out from the groove of push pedal, and push rod pushed in the through hole, new date pin excessively is engaged on the moving-mould-core, and more changing jobs of target date pin can be carried out the production of the making product of new date.
Claims (5)
1. device of changing compression mod date pin, moving-mould-core (4) is connected on the dynamic model frame (6), a through hole runs through moving-mould-core and dynamic model frame, date pin (3) excessively is engaged in the moving-mould-core nose end of this through hole, dynamic model frame (6) is connected with die casting machine moving platen (12) by dynamic model seat (13), one end of dynamic model frame (6) is provided with lead (11), lead (11) and the push pedal that is connected hydraulic cylinder (10) matched in clearance, it is characterized in that: a through hole (7) and a groove (9) that intersects with through hole (7) are set in the push pedal (10), insert one in the groove (9) and be used for spacing device (8), this through hole (7) is corresponding with the hole of running through moving-mould-core and dynamic model frame, push rod (5) one ends that are used to eject the date pin insert the through hole that runs through moving-mould-core and dynamic model frame and are positioned at date pin (3) tail end, the overhanging through hole (7) that inserts in the push pedal (10) of the other end, the length of push rod (5) is greater than the beeline between push pedal (10) upper groove (9) and date pin (3) tail end.
2. the device of replacing compression mod date pin according to claim 1, it is characterized in that: the aperture of the through hole (7) in the push pedal (10) 〉=run through the aperture of the through hole of moving-mould-core and dynamic model frame, the center line of two through hole is a same straight line.
3. the device of replacing compression mod date pin according to claim 1, it is characterized in that: the groove (9) in the push pedal (10) is positioned at the stage casing of through hole (7).
4. the device of replacing compression mod date pin according to claim 1, it is characterized in that: being used for spacing device (8) is limited block or spacer pin.
5. the device of replacing compression mod date according to claim 1 pin is characterized in that: the push rod (5) that is used to eject the date pin cooperates with the via clearance that runs through moving-mould-core and dynamic model frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010140 CN2834909Y (en) | 2005-10-19 | 2005-10-19 | Apparatus for replacing date pin of die-casting mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010140 CN2834909Y (en) | 2005-10-19 | 2005-10-19 | Apparatus for replacing date pin of die-casting mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2834909Y true CN2834909Y (en) | 2006-11-08 |
Family
ID=37299568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520010140 Expired - Fee Related CN2834909Y (en) | 2005-10-19 | 2005-10-19 | Apparatus for replacing date pin of die-casting mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2834909Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044244A (en) * | 2013-03-12 | 2014-09-17 | 汉达精密电子(昆山)有限公司 | Date stamp |
-
2005
- 2005-10-19 CN CN 200520010140 patent/CN2834909Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044244A (en) * | 2013-03-12 | 2014-09-17 | 汉达精密电子(昆山)有限公司 | Date stamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061108 Termination date: 20111019 |