CN207273647U - A kind of mould core pulling mechanism - Google Patents
A kind of mould core pulling mechanism Download PDFInfo
- Publication number
- CN207273647U CN207273647U CN201721283305.3U CN201721283305U CN207273647U CN 207273647 U CN207273647 U CN 207273647U CN 201721283305 U CN201721283305 U CN 201721283305U CN 207273647 U CN207273647 U CN 207273647U
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- Prior art keywords
- gear
- mandrel
- transmission shaft
- pitch diameter
- upper mold
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- 230000007246 mechanism Effects 0.000 title claims description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 239000007787 solid Substances 0.000 claims abstract description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a mold pulled core structure,Belong to field of die equipment,Including upper mold,End cap,Core rod,Rack and transmission component,Core rod is located at upper mold lower end between two parties,End cap solid lock is in the upper surface of upper mold,The upper surface of end cap is equipped with locating slot,Rack is located in locating slot and can be moved along locating slot,Transmission component includes mandrel,Rack drives transmission component rotates the lifting for realizing mandrel,Transmission component includes first gear,Second gear,Transmission shaft and the 3rd gear,Transmission shaft vertically sets with upper mold and is rotatablely connected with upper mold and core rod,The first gear and equal solid lock of second gear is on transmission shaft and three is coaxially disposed,First gear is located at the upper end of transmission shaft and is equipped with rack,Second gear is located at the lower end of transmission shaft and engages setting with the 3rd gear,3rd gear is located on mandrel and is coaxially disposed with mandrel.The utility model is compact-sized, occupies little space, and is driven accurately, and cost is low.
Description
Technical field
The utility model belongs to mould applications, is related to a kind of mould core pulling mechanism.
Background technology
Core-pulling mechanism is mechanism common in mould, and core-pulling mechanism follows upper mold to move together more, fixed using guide pad etc.
Position or guiding mechanism, ensure the precision of core pulling, in order to simplify mould structure, reduce die space, now common tube bundle extracting machine
Structure is driven by oil cylinder and completes core pulling more, there is the various structures such as positive core pulling and reverse core pulling, and the structure of reverse core pulling is opposite
The structure of positive core pulling, occupied space smaller, the less-restrictive to mould using space, but the structure of reversely core pulling is opposite to be set
That puts is more complicated, and process portion is relatively time-consuming, and complicated, makes and installation is just compared and taken time and effort, part is excessive
Mould and die accuracy is influenced, positive core pulling directly drives drawer structure using oil cylinder, simple in structure, but oil cylinder needs certain installation
Control and driving trip, cause mould to increase, and improve die cost, and mould is lifted using the requirement to place.
Utility model content
Problem to be solved in the utility model is to provide a kind of compact-sized core pulling to occupy little space and be conducive to die sinking
Structure.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：A kind of mould core pulling mechanism, including
Upper mold, end cap, core rod, rack and transmission component, the core rod are located at the upper mold lower end between two parties, and the end cap solid lock is described
The upper surface of upper mold, the upper surface of the end cap are equipped with locating slot, and the rack is located in the locating slot and can be along locating slot
Mobile, the transmission component includes mandrel, and the lifting of the mandrel is realized in transmission component rotation described in the rack drives, described
Transmission component includes first gear, second gear, transmission shaft and the 3rd gear, the transmission shaft vertically set with the upper mold and
It is rotatablely connected with the upper mold and core rod, described the equal solid lock of first gear and second gear is on the transmission shaft and three is coaxial
Set, the first gear is located at the upper end of the transmission shaft and is equipped with the rack, and the second gear is located at institute
State the lower end of transmission shaft and setting engaged with the 3rd gear, the 3rd gear be located on the mandrel and with the mandrel
It is coaxially disposed, the lower end of the mandrel is located in the type hole of product.
Further, the lower face of the mandrel is with being circular conical surface at product cooperation.
Further, retainer ring is additionally provided with the mandrel, the retainer ring is coaxially disposed with the mandrel and is located at institute
The lower end of the 3rd gear is stated, the retainer ring solid lock is on the core rod.
Further, the upper end solid lock of the end cap has guide ring, and the guide ring is coaxially disposed with the mandrel, described
Mandrel may pass through the guide ring upwards.
Further, the transmission component further includes the 4th gear and the 5th gear being coaxially disposed, the 4th gear
Suit setting with the second gear, the 5th gear is engaged with the 3rd gear, and the quantity of the 3rd gear is two
Circumferential position that is a and being distributed on the 5th gear, what each 3rd gear matches were set has mandrel, guide ring and consolidates
Determine ring.
Further, the pitch diameter of the second gear is more than the pitch diameter of the first gear, the 5th tooth
The pitch diameter of wheel is more than the pitch diameter of the 4th gear, and the pitch diameter of the 4th gear is less than the second gear
Pitch diameter, the pitch diameter of the 3rd gear is less than the pitch diameter of the 5th gear.
Compared with prior art, the utility model has the advantages and positive effects of：1st, the utility model uses rack
The lifting of mandrel is realized by transmission component, drive mechanism is simple, reliable and stable, by transmission component gear structure, reduces
Speed, improves moment of torsion, ensure that the stability of structure operating, this is compact-sized, occupies little space, reduce mould, drop
Low die cost；2nd, lift, meet while setting the 5th gear to drive two the 3rd gears to realize two mandrels at the same time
The demand that one mould two pieces makes, and using power source is used, the high consistency of two part core pullings is realized, lifted
The efficiency of production, and can ensure the quality of product, simplify structure, further reduce the cost；The 3rd, retainer ring and guide ring are set,
It can ensure the precision that mandrel moves up and down, the quality for having interests lifting product.
Brief description of the drawings
The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form the improper restriction to the utility model.
In attached drawing：
Fig. 1 is a kind of structure diagram of mould core pulling mechanism of the utility model；
Fig. 2 is the utility model transmission component structure diagram in the front-back direction；
Fig. 3 is the structure diagram of the utility model transmission component left and right directions.
Description of reference numerals：
1- end caps；2- upper molds；3- core rods；4- racks；5- transmission components；51- first gears；52- second gears；53- is passed
Moving axis；54- mandrels；541- circular conical surfaces；542- retainer rings；The 5th gears of 55-；The 4th gears of 56-；57- guide rings；58- the 3rd
Gear.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the utility model.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Elaborate below in conjunction with the accompanying drawings to specific embodiment of the utility model.
As shown in Figure 1, Figure 2 and Figure 3, the utility model is a kind of mould core pulling mechanism, including upper mold 2, end cap 1, core rod
3rd, rack 4 and transmission component 5, core rod 3 are located at 2 lower end of upper mold between two parties, 1 solid lock of end cap in the upper surface of upper mold 2, end cap 1 it is upper
End face is equipped with locating slot, and rack 4 is located in locating slot and can be moved along locating slot, and transmission component 5 includes mandrel 54, and rack 4 drives
Dynamic transmission component 5 rotates the lifting for realizing mandrel 54, and transmission component 5 includes first gear 51, second gear 52,53 and of transmission shaft
3rd gear 58, transmission shaft 53 vertically set with upper mold 2 and are rotatablely connected with upper mold 2 and core rod 3,51 and second tooth of first gear
52 equal solid locks are taken turns on transmission shaft 53 and three is coaxially disposed, first gear 51 is located at the upper end of transmission shaft 53 and matches somebody with somebody with rack 4
Close and set, second gear 52 is located at the lower end of transmission shaft 53 and setting is engaged with the 3rd gear 58, and the 3rd gear 58 is located at mandrel
It is coaxially disposed on 54 and with mandrel 54, the lower end of mandrel 54 is located in the type hole of product.
Preferably, the lower face of mandrel 54 is convenient more efficiently to be taken off with product with being circular conical surface 541 at product cooperation
From, and arc surface is not easy, to causing to damage outside product, to lift the qualification rate of product.
Preferably, retainer ring 542 is additionally provided with mandrel 54, retainer ring 542 is coaxially disposed with mandrel 54 and is located at the 3rd tooth
The lower end of wheel 58,542 solid lock of retainer ring is on core rod 3, it is ensured that the precision in the upward motion process of mandrel 54, has and be oriented to
Effect, and during online axis moves downward, has the function that spacing, the further mobile accuracy of lifting mandrel 54；More
Preferably, the upper end solid lock of end cap 1 has guide ring 57, and guide ring 57 is coaxially disposed with mandrel 54, and mandrel 54 may pass through lead upwards
To ring 57, the precision that mandrel 54 moves up and down further is lifted.
Preferably, transmission component 5 further includes the 4th gear 56 and the 5th gear 55 being coaxially disposed, the 4th gear 56 and
Two gears 52 suit setting, and the 5th gear 55 is engaged with the 3rd gear 58, and the quantity of the 3rd gear 58 is two and is distributed on the
The circumferential position of five gears 55, what each 3rd gear 58 matching was set has mandrel 54, guide ring 57 and retainer ring 542, this knot
Structure can realize that two the 3rd gears 58 drive two mandrels 54 while move up and down, it is ensured that core pulling is moved while two products
Make, meet small sized product, the demand of a mould two pieces, and also this transmission component 5 other running parts can share, and greatly simplify and finish
Structure, it is compacter, die space is reduced, reduces cost.
Preferably, the pitch diameter of second gear 52 is more than the pitch diameter of first gear 51, the pitch circle of the 5th gear 55
Diameter is more than the pitch diameter of the 4th gear 56, and the pitch diameter of the 4th gear 56 is less than the pitch diameter of second gear 52, the
The pitch diameter of three gears 58 is less than the pitch diameter of the 5th gear 55, that is, the pitch diameter for realizing driving wheel is more than driven wheel
Pitch diameter, so drive it is more laborsaving, this allow drive rack 4 move power source power smaller, energy consumption reduce, save
Electricity, and this structure has reduction of speed, lifts the effect of moment of torsion, further lifts the stability of total.
During actual die sinking, rack 4 advances, and drives first gear 51 to rotate, is driven coaxially by transmission shaft 53
Second gear 52 rotate, by engagement, the 4th gear 56 and the 5th gear 55 rotate, and then drives the 3rd gear 58 to rotate,
The oscilaltion action of mandrel 54 is realized, completes 54 upward core pulling of mandrel, the action resetted downwards, what total was set
It is compact, can be with a mould two pieces, and be driven simply, it is reliable and stable, occupy little space, reduce die cost.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (6)
- A kind of 1. mould core pulling mechanism, it is characterised in that：Including upper mold, end cap, core rod, rack and transmission component, the core rod The upper mold lower end is located between two parties, and the end cap solid lock is equipped with positioning in the upper surface of the upper mold, the upper surface of the end cap Groove, the rack are located in the locating slot and can be moved along locating slot, and the transmission component includes mandrel, the rack drives The lifting of the mandrel is realized in transmission component rotation, the transmission component include first gear, second gear, transmission shaft and 3rd gear, the transmission shaft vertically set with the upper mold and are rotatablely connected with the upper mold and core rod, the first gear With the equal solid lock of second gear is on the transmission shaft and three is coaxially disposed, the first gear is located at the upper end of the transmission shaft And be equipped with the rack, the second gear is located at the lower end of the transmission shaft and is engaged with the 3rd gear and set Put, the 3rd gear is located on the mandrel and is coaxially disposed with the mandrel, and the lower end of the mandrel is located at the type of product In hole.
- A kind of 2. mould core pulling mechanism according to claim 1, it is characterised in that：Match somebody with somebody with product the lower face of the mandrel It is circular conical surface at conjunction.
- A kind of 3. mould core pulling mechanism according to claim 1, it is characterised in that：Retainer ring is additionally provided with the mandrel, The retainer ring is coaxially disposed with the mandrel and is located at the lower end of the 3rd gear, and the retainer ring solid lock is in the core rod On.
- A kind of 4. mould core pulling mechanism according to claim 3, it is characterised in that：The upper end solid lock of the end cap has guiding Ring, the guide ring are coaxially disposed with the mandrel, and the mandrel may pass through the guide ring upwards.
- A kind of 5. mould core pulling mechanism according to claim 4, it is characterised in that：The transmission component, which further includes, coaxially to be set The 4th gear put and the 5th gear, the 4th gear and the second gear suit setting, the 5th gear with it is described 3rd gear engages, and the quantity of the 3rd gear for two and is distributed on the circumferential position of the 5th gear, each described What the 3rd gear matches were set has mandrel, guide ring and retainer ring.
- A kind of 6. mould core pulling mechanism according to claim 5, it is characterised in that：The pitch diameter of the second gear is big In the pitch diameter of the first gear, the pitch diameter of the 5th gear is more than the pitch diameter of the 4th gear, institute The pitch diameter for stating the 4th gear is less than the pitch diameter of the second gear, and the pitch diameter of the 3rd gear is less than described The pitch diameter of 5th gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283305.3U CN207273647U (en) | 2017-09-30 | 2017-09-30 | A kind of mould core pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283305.3U CN207273647U (en) | 2017-09-30 | 2017-09-30 | A kind of mould core pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207273647U true CN207273647U (en) | 2018-04-27 |
Family
ID=61987546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721283305.3U Expired - Fee Related CN207273647U (en) | 2017-09-30 | 2017-09-30 | A kind of mould core pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207273647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278360A (en) * | 2018-09-05 | 2019-01-29 | 镇江市鑫泰绝缘材料有限公司 | A kind of insulation wrinkle paper tube pumping pricker blanking device |
-
2017
- 2017-09-30 CN CN201721283305.3U patent/CN207273647U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278360A (en) * | 2018-09-05 | 2019-01-29 | 镇江市鑫泰绝缘材料有限公司 | A kind of insulation wrinkle paper tube pumping pricker blanking device |
| CN109278360B (en) * | 2018-09-05 | 2020-04-07 | 镇江市鑫泰绝缘材料有限公司 | Insulating crepe paper tube drawing drill rod blanking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 |