CN203937143U - Injection mold - Google Patents
Injection mold Download PDFInfo
- Publication number
- CN203937143U CN203937143U CN201420397594.XU CN201420397594U CN203937143U CN 203937143 U CN203937143 U CN 203937143U CN 201420397594 U CN201420397594 U CN 201420397594U CN 203937143 U CN203937143 U CN 203937143U
- Authority
- CN
- China
- Prior art keywords
- thimble
- hole
- lubricant head
- sliding tray
- inner periphery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a kind of injection mold, its technical scheme main points are that described thimble through hole inner periphery sidewall is provided with annular sliding tray, in described sliding tray, be provided with the lubricant head of hollow cylindrical, described lubricant head slides up and down in sliding tray, described lubricant head excircle diameter is identical with sliding tray inner periphery diameter, described lubricant head inner periphery diameter is identical with thimble through hole inner periphery diameter, described lubricant head excircle sidewall is provided with the lubricated through hole communicating with lubricant head inner periphery sidewall, in described punch, be provided with oil pocket, described oil pocket side is provided with the oil hole that goes out communicating with sliding tray, relative die one side of described lubricant head is provided with back-moving spring, described lubricant head is provided with guiding mechanism, described sliding tray is provided with fuel-displaced limited step, topping-up is lubricated automatically in the course of the work for the thimble that makes injection mold, the wearing and tearing of mould have effectively been reduced, improve the service life of mould.
Description
Technical field
The utility model relates to a kind of mould, and more particularly, it relates to a kind of injection mold.
Background technology
Injection mo(u)lding is a kind of processing method that some complex-shaped parts of batch production are used often, and injection mold has played key effect in injection mo(u)lding.
After each mold injection, in order to facilitate shaping plastic assembly to exit die cavity, by thimble, shaping plastic assembly is ejected, because injection mold need to carry out injection molding fast, so thimble need to be in thimble through hole reciprocal motion back and forth, during due to injection moulding, material temperature is higher, heat is delivered on mould and thimble, that lubricating oil in thimble through hole is easily dry, if the lubricating oil that adds not in time causes thimble, mould easily to wear and tear, greatly reduced in the life-span of thimble, mould.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of injection mold that can be lubricated automatically.
For achieving the above object, the utility model provides following technical scheme: a kind of injection mold, comprise upper bolster, die shoe, punch, die, thimble, guide pillar and push pedal, described die is fixed on upper bolster, described guide pillar one end is fixedly connected with die shoe, the described guide pillar other end is fixedly connected with punch, described push pedal is provided with the guide through hole suitable with guide pillar, described push pedal slides up and down by guide pillar, described punch is provided with thimble through hole, described thimble is fixedly connected in push pedal by thimble through hole, described thimble through hole inner periphery sidewall is provided with annular sliding tray, in described sliding tray, be provided with the lubricant head of hollow cylindrical, described lubricant head slides up and down in sliding tray, described lubricant head excircle diameter is identical with sliding tray inner periphery diameter, described lubricant head inner periphery diameter is identical with thimble through hole inner periphery diameter, described lubricant head excircle sidewall is provided with the lubricated through hole communicating with lubricant head inner periphery sidewall, in described punch, be provided with oil pocket, described oil pocket side is provided with the oil hole that goes out communicating with sliding tray, relative die one side of described lubricant head is provided with back-moving spring, described lubricant head is provided with guiding mechanism, described sliding tray is provided with fuel-displaced limited step.
By adopting technique scheme, when the lubricating oil of thimble excircle side does not also have bar, when thimble slides up and down lubricant head with carry out sliding friction, when the heat of grinding tool during due to injection moulding and the long operation of thimble make lubricating oil dry, when lubricated, there is the elastic force that makes after dry the force of sliding friction of lubricant head and thimble be greater than back-moving spring, when upwards ejecting, thimble make grinding tool when going out oil condition, by the effect in friction, drive lubricant head upward sliding in sliding tray, because lubricant head is provided with lubricated through hole, oil pocket side is provided with out oil hole, when lubricant head upward sliding, make lubricated through hole and go out oil hole conducting, lubricating oil in oil pocket is flow on lubricant head inner periphery side along going out oil hole and lubricated through hole, make lubricating oil evenly be coated on thimble by lubricant head, thimble can be worked normally, effectively prevent that thimble and grinding tool from damaging, improve the service life of thimble and grinding tool, and guiding mechanism and fuel-displaced limited step effectively guarantee lubricated through hole and the normally that goes out oil hole, while evenly applying lubricating oil on thimble, because lubricating oil reduces the frictional force of thimble and lubricant head to the lubrication of thimble, effect due to back-moving spring, lubricant head is resetted, make lubricated through hole and go out oil hole dislocation, effectively prevent that the lubricating oil in oil pocket from too much flowing out.
The utility model is further set to: described lubricant head inner peripheral surface is provided with annular buffer memory groove, and described lubricated through hole communicates with buffer memory groove.
By adopting technique scheme, when lubricating oil flows in buffer memory groove from oil pocket, make temporary transient being stored in buffer memory groove of lubricating oil energy, make lubricated through hole and go out after oil hole dislocation disconnection, lubricating oil in buffer memory groove can be evenly coated on thimble, effectively raise the lubricated effect of thimble.
The utility model is further set to: in described buffer memory groove, be provided with bristle.
By adopting technique scheme, in flowing to buffer memory groove, lubricating oil makes, and lubricating oil is coated on thimble by bristle, effectively raises lubricating oil and is coated to uniformly on thimble, effectively raises lubricant effect.
The utility model is further set to: described back-moving spring is constant force spring.
By adopting technique scheme, because constant force spring keeps identical elastic force afterwards in compression, while making lubricant head be subject to excessive frictional force, can slide into out oil condition, while making thimble frictional force excessive, can carry out topping-up at once, effectively raise the service life of grinding tool and thimble.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model injection mold embodiment;
Fig. 2 is the fuel-displaced state diagram of the utility model injection mold embodiment;
Fig. 3 is the stereogram of the utility model injection mold embodiment lubricant head;
Fig. 4 is the enlarged drawing of A in Fig. 1;
Fig. 5 is the enlarged drawing of B in Fig. 2.
Reference numeral: 1, upper bolster; 2, die shoe; 3, punch; 31, thimble through hole; 32, oil pocket; 321, go out oil hole; 33, lubricant head; 331, lubricated through hole; 332, buffer memory groove; 333, bristle; 34, sliding tray; 35, fuel-displaced limited step; 36, back-moving spring; 37, guide chute; 38, guiding convex tendon; 4, die; 5, thimble; 6, guide pillar; 7, push pedal.
The specific embodiment
Referring to figs. 1 through Fig. 5, the utility model injection mold embodiment is described further.
A kind of injection mold, comprise upper bolster 1, die shoe 2, punch 3, die 4, thimble 5, guide pillar 6 and push pedal 7, described die 4 is fixed on upper bolster 1, described guide pillar 6 one end are fixedly connected with die shoe 2, described guide pillar 6 other ends are fixedly connected with punch 3, described push pedal 7 is provided with the guide through hole suitable with guide pillar 6, described push pedal 7 slides up and down by guide pillar 6, described punch 3 is provided with thimble through hole 31, described thimble 5 is fixedly connected in push pedal 7 by thimble through hole 31, described thimble through hole 31 inner periphery sidewalls are provided with annular sliding tray 34, in described sliding tray 34, be provided with the lubricant head 33 of hollow cylindrical, described lubricant head 33 slides up and down in sliding tray 34, described lubricant head 33 excircle diameters are identical with sliding tray 34 inner periphery diameters, described lubricant head 33 inner periphery diameters are identical with thimble through hole inner periphery diameter, described lubricant head 33 excircle sidewalls are provided with the lubricated through hole 331 communicating with lubricant head 33 inner periphery sidewalls, in described punch 3, be provided with oil pocket 32, described oil pocket 32 sides be provided with communicate with sliding tray 34 go out oil hole 321, relative die 4 one sides of described lubricant head 33 are provided with back-moving spring 36, described lubricant head 33 is provided with guiding mechanism, described sliding tray 34 is provided with fuel-displaced limited step 35, described lubricant head 33 inner peripheral surfaces are provided with annular buffer memory groove 332, described lubricated through hole 331 communicates with buffer memory groove 332, described guiding mechanism comprises guiding convex tendon 38, described sliding tray 34 is provided with the guide chute 37 sliding up and down for guiding convex tendon 38, in described buffer memory groove 332, be provided with bristle 333, described back-moving spring 36 is constant force spring.
When the lubricating oil of thimble 5 excircle sides does not also have bar, when thimble 5 slides up and down lubricant head 33 with carry out sliding friction, when the heat of grinding tool during due to injection moulding and the long operation of thimble 5 make lubricating oil dry, when lubricated have after dry make lubricant head 33 and the force of sliding friction of thimble 5 be greater than the elastic force of back-moving spring 36, when upwards ejecting, thimble 5 make grinding tool when going out oil condition, by the effect in friction, drive lubricant head 33 at the interior upward sliding of sliding tray 34, because lubricant head 33 is provided with lubricated through hole 331, oil pocket 32 sides are provided with out oil hole 321, when lubricant head 33 upward sliding, make lubricated through hole 331 and go out oil hole 321 conductings, lubricating oil in oil pocket 32 is flow on lubricant head 33 inner periphery sides with lubricated through hole 331 along going out oil hole 321, lubricating oil is evenly coated on thimble 5 by lubricant head 33, thimble 5 can be worked normally, effectively prevent that thimble 5 and grinding tool from damaging, improve the service life of thimble 5 and grinding tool, and guiding mechanism and fuel-displaced limited step 35 effectively guarantee lubricated through hole 331 and the normally that goes out oil hole 321, while evenly applying lubricating oil on thimble 5, because lubricating oil reduces thimble 5 and the frictional force of lubricant head 33 to the lubrication of thimble 5, effect due to back-moving spring 36, lubricant head 33 is resetted, make lubricated through hole 331 and go out oil hole 321 dislocation, effectively prevent that the lubricating oil in oil pocket 32 from too much flowing out.
When lubricating oil flows in buffer memory groove 332 from oil pocket 32, make temporary transient being stored in buffer memory groove 332 of lubricating oil energy, make lubricated through hole 331 and go out after oil hole 321 dislocation disconnections, lubricating oil in buffer memory groove 332 can be evenly coated on thimble 5, effectively raise the lubricated effect of thimble 5.
In lubricating oil flows to buffer memory groove 332, make, lubricating oil is coated on thimble 5 by bristle 333, effectively raises lubricating oil and is coated to uniformly on thimble 5, effectively raises lubricant effect.
Because constant force spring keeps identical elastic force afterwards in compression, while making lubricant head 33 be subject to excessive frictional force, can slide into out oil condition, make thimble 5 frictional force can carry out topping-up when excessive at once, effectively raise the service life of grinding tool and thimble 5.
Claims (5)
1. an injection mold, comprise upper bolster, die shoe, punch, die, thimble, guide pillar and push pedal, described die is fixed on upper bolster, described guide pillar one end is fixedly connected with die shoe, the described guide pillar other end is fixedly connected with punch, described push pedal is provided with the guide through hole suitable with guide pillar, described push pedal slides up and down by guide pillar, described punch is provided with thimble through hole, described thimble is fixedly connected in push pedal by thimble through hole, it is characterized in that: described thimble through hole inner periphery sidewall is provided with annular sliding tray, in described sliding tray, be provided with the lubricant head of hollow cylindrical, described lubricant head slides up and down in sliding tray, described lubricant head excircle diameter is identical with sliding tray inner periphery diameter, described lubricant head inner periphery diameter is identical with thimble through hole inner periphery diameter, described lubricant head excircle sidewall is provided with the lubricated through hole communicating with lubricant head inner periphery sidewall, in described punch, be provided with oil pocket, described oil pocket side is provided with the oil hole that goes out communicating with sliding tray, relative die one side of described lubricant head is provided with back-moving spring, described lubricant head is provided with guiding mechanism, described sliding tray is provided with fuel-displaced limited step.
2. injection mold according to claim 1, is characterized in that: described lubricant head inner peripheral surface is provided with annular buffer memory groove, and described lubricated through hole communicates with buffer memory groove.
3. injection mold according to claim 2, is characterized in that: described guiding mechanism comprises guiding convex tendon, and described sliding tray is provided with the guide chute sliding up and down for guiding convex tendon.
4. injection mold according to claim 3, is characterized in that: in described buffer memory groove, be provided with bristle.
5. injection mold according to claim 4, is characterized in that: described back-moving spring is constant force spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397594.XU CN203937143U (en) | 2014-07-18 | 2014-07-18 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397594.XU CN203937143U (en) | 2014-07-18 | 2014-07-18 | Injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203937143U true CN203937143U (en) | 2014-11-12 |
Family
ID=51856489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420397594.XU Expired - Fee Related CN203937143U (en) | 2014-07-18 | 2014-07-18 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203937143U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150269A (en) * | 2015-10-20 | 2015-12-16 | 温州欧利特机械设备有限公司 | Ejector pin fixing device of product taking machine |
| CN105383008A (en) * | 2015-12-07 | 2016-03-09 | 苏州源硕精密模具有限公司 | Injection molding jig for notebook computer outer shell |
-
2014
- 2014-07-18 CN CN201420397594.XU patent/CN203937143U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150269A (en) * | 2015-10-20 | 2015-12-16 | 温州欧利特机械设备有限公司 | Ejector pin fixing device of product taking machine |
| CN105383008A (en) * | 2015-12-07 | 2016-03-09 | 苏州源硕精密模具有限公司 | Injection molding jig for notebook computer outer shell |
| CN105383008B (en) * | 2015-12-07 | 2017-08-25 | 苏州源硕精密模具有限公司 | A kind of notebook computer shell is molded tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203937143U (en) | Injection mold | |
| CN206383443U (en) | Back-off knock-out gear and mould | |
| CN203356226U (en) | Lead wire drawing die | |
| CN202752519U (en) | Cold forging die for cutting tooth forged piece | |
| CN204471745U (en) | Integrated injection forming mould | |
| CN204052636U (en) | A kind of circulating force feed guider | |
| CN210820713U (en) | Novel four-way water distributor die | |
| CN202192194U (en) | Die forging device for titanium alloy forging piece | |
| CN203945584U (en) | A kind of undercut core loose injection mould based on improving moulding and withdrawing pattern efficiency | |
| CN203765917U (en) | Forming mold of idle wheel of automobile engine | |
| CN106738682A (en) | Back-off knock-out gear and mould | |
| CN204262264U (en) | Single rim bearing wheel forging mold | |
| CN203945582U (en) | Self-lubricating injection mold | |
| CN204019919U (en) | The core-pulling mechanism of auto parts machinery injection mould | |
| CN207256762U (en) | A kind of injection mold with inclined hole ejecting mechanism | |
| CN203245307U (en) | Riveting die of roller bearing E-shaped retainer | |
| CN210848013U (en) | Double-trimming die convenient for cleaning waste | |
| CN205553070U (en) | Spring bolt injection mold | |
| CN209334640U (en) | The molding machine of oil circuit bolt | |
| CN104368723A (en) | Inlaying and splicing stripper plate device | |
| CN104368721A (en) | Pin roller guide discharging device | |
| CN206535976U (en) | A kind of shaving die of removable flash | |
| CN203004224U (en) | Device for automatically demoulding thread of plastic steel objective lens of telescope | |
| CN204450960U (en) | A kind of pipe fitting mold side-drawing mechanism with abrasionproof function | |
| CN205904364U (en) | Straight bevel gear closed forming die |
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: 20141112 Termination date: 20150718 |
|
| EXPY | Termination of patent right or utility model |