CN201745134U - Side-parting bottle cap mold - Google Patents
Side-parting bottle cap mold Download PDFInfo
- Publication number
- CN201745134U CN201745134U CN2010202566961U CN201020256696U CN201745134U CN 201745134 U CN201745134 U CN 201745134U CN 2010202566961 U CN2010202566961 U CN 2010202566961U CN 201020256696 U CN201020256696 U CN 201020256696U CN 201745134 U CN201745134 U CN 201745134U
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- CN
- China
- Prior art keywords
- hough piece
- mold
- bottle cap
- parting
- half blocks
- 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 - Lifetime
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Abstract
The utility model discloses a bottle cap mold, in particular to a multi-cavity side-parting bottle cap mold. The technical problem to be solved in the utility model is as follows: the dimension of the side-parting bottle cap mold needs to be reduced. The side-parting bottle cap mold comprises half blocks in pairs arranged on a mould plate, and a guide chute used for guiding the half blocks to motion; each pair of half blocks is combined with each other to form a forming part; the forming part and a mold core are combined with each other to form a cavity; the half blocks are provided with slideways; and the guide chute is movably matched with the slideways so as to guide the half blocks to motion. The slideways are arranged on the half blocks so that the side-parting core-drawing operation can be completed independently; the sliding blocks do not need to be assembled on the half blocks; the structure is simplified, the machining precision and the assembling precision of the part are improved, the whole quality of the mold is effectively improved, the space occupied by the mold is greatly reduced, the weight of the mold is lightened greatly, the consumed raw material is also reduced greatly, and the economy is stronger.
Description
Technical field
The utility model relates to a kind of bottle cap mould, especially a kind of multi-cavity undercut bottle cap mould that is used for.
Background technology
What traditional multi-cavity cover mold tool adopted is that the Hough piece is installed on the slide block, have the recessed moulding section of shaped article side on the Hough piece, after the product cooling, after utilizing the die sinking of undercut core-pulling mechanism, eject product again, slide block is as the fixed installation platform of Hough piece, the Hough piece is located with pin, utilize screw to be fixed in relevant position on the slide block, the Hough piece is cooperated with other forming part of mould, reach matching requirements.It is fixing that the effect of slide block is that the accurate location of Hough piece reaches, and pass through the driving of undercut core-pulling mechanism when the mould die sinking, slides to both sides, finishes side core-pulling.On elongated relatively slide block, accurately process pin hole and the retaining thread hole that is used to locate, the aperture size of pin hole and positional precision thereof all require to control in the 0.01mm, must guarantee that slide block can not be out of shape in the processing and the course of work, could guarantee the stable and efficient of Precision Multi-Cavity Injection Molds tool operation.Dimension precision requirement just because of slide block is high, and the deflection of permission is minimum, so caused that the processing cost of part is higher, the process-cycle is longer, becomes one of bottleneck in a whole set of Mould Machining process.The Hough piece need just can be produced qualified plastic product by accurate assembly with other forming part of mould, and is therefore high to the dimension precision requirement of Hough piece.The location of Hough piece is to rely on the pin on the workpiece definite with the position of the pin hole on the slide block, since the restriction of slide block size, Hough piece do very thin (being generally 6-8mm), intensity is relatively poor, in formal production, very easily occur damaging, influence the stability and the production efficiency of mould; Because the assembling mode of above-mentioned slide block and Hough piece is limit, fixedly the pin of Hough piece and screw need occupy certain space, make the size of slide block must do greatlyyer, thereby the also necessary corresponding amplification of the overall dimensions of mould, cause mould dynamic model weight excessive, dynamic model has the risk of tenesmus, and the stability of operation is not high, and need to consume great deal of raw materials, machinability and economy are not high.
The utility model content
Technical problem to be solved in the utility model provides a kind of undercut bottle cap mould that reduces die size.
The undercut bottle cap mould that its technical problem that solves the utility model adopts, comprise the guide runner that is installed in Hough piece paired on the template, the motion of guiding Hough piece, every pair of Hough piece is combined to form moulding section mutually, this moulding section and die are combined to form die cavity, the Hough piece is provided with slide rail, and guide runner is by guiding the motion of Hough piece movingly with slide rail.Material enters die cavity from runner, cooling forming forms and covers series products in die cavity, lid series products side anti-theft ring part and the side concave shape such as twist off a little by the Hough formation of lots, in lid series products knockout course, the Hough piece can the smooth demoulding thereby guarantee to cover series products along with the motion of dynamic model separates along the both sides of guide runner to mould.
Further be, also comprise taper pin, the Hough piece be provided with the taper pin hole and taper pin suitable, divide in the motion process of mould or matched moulds at dynamic model, taper pin acts on the Hough piece by the taper pin hole, makes the Hough piece separately or close up.
Further be that every pair of Hough piece of moulding section is provided with two, and is convenient in process like this.
The beneficial effects of the utility model are: by on the Hough piece slide rail being set, make it independently finish undercut and loose core, thereby need not on the Hough piece, slide block to be installed, simplified its structure, improve the machining accuracy and the assembly precision of part, effectively very risen the overall quality of mould.Make the shared space of mould reduce greatly, weight alleviates greatly, the raw material that consume also greatly reduce, economy is stronger, also need not thread mill drilling and pin hole on the Hough piece, thereby guaranteed the strength and stiffness of Hough piece, avoided long flatness and the symmetry error that causes of part.
Description of drawings
Fig. 1 is existing Hough block structured scheme of installation;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is the schematic diagram after every pair of Hough piece makes up mutually;
Fig. 4 is the arrangement schematic diagram of the utility model on mould;
Fig. 5 is the existing arrangement schematic diagram of Hough piece on mould;
Parts, position and numbering among the figure: slide rail 1, Hough piece 2, taper pin hole 3, moulding section 4, slide block 5, existing Hough piece 6.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Showed among Fig. 1 that existing Hough piece 6 is installed in the state on the slide block 5, as stated in the Background Art, this structure must be connected Hough piece 6 on the slide block 5 with pin and screw, pin and screw itself occupy certain space, on multi-cavity mold, the accumulation in this space can increase the volume of mould itself.In the process of moulding, existing Hough piece 6 can bear the pressure of material, and existing Hough piece 6 itself is very thin, easily by pressure damage.Assembling itself between existing Hough piece 6 and the slide block 5 also can produce error, influences the product precision.
For overcoming the shortcoming of existing Hough piece 6, as shown in Figure 2, the utility model comprises the guide runner that is installed in Hough piece 2 paired on the template, 2 motions of guiding Hough piece, every pair of Hough piece 2 is combined to form moulding section 4 mutually, this moulding section 4 is combined to form die cavity with die, Hough piece 2 is provided with slide rail 1, and slide rail 1 matches with guide runner, and guide runner is by guiding 2 motions of Hough piece movingly with slide rail 1.In process of production, the material of fusing enters die cavity from runner, after filling with die cavity, injector is to the material pressurize, and this process can produce pressure to the die cavity wall, and Hough piece 2 also can bear this pressure, because Hough piece 2 is an overall structure, rather than combination was installed in the structure that approaches on the slide block 5 in the past, so its pressure that can bear is bigger, service life is also longer.Behind the product cooling forming, dynamic model is to the direction motion away from cover half, undercut mechanism drive Hough piece 2 along guide runner to mould two lateral movements, undercut mechanism can be that manual undercut is loosed core, mechanical undercut core-pulling mechanism, hydraulic pressure or pneumatic somatotype core-pulling mechanism, so just can eject product smoothly.Hough piece 2 is the forming blocks that occur in pairs in the mould, and every pair is made up back and other profiled part shaped articles mutually, and the moulding section 4 on the Hough piece 2 is the structure of a certain position of shaped article shape.Guide runner is a undercut mould common structure, slide rail 1 and guide runner are set movingly on the Hough piece 2, this fit system is the same with matching relationship between original slide block 5 and the guide runner, be Hough piece 2 for existing Hough piece 6 and slide block 5 structure after integrated, but saved pin hole and screwed hole.Hough piece 2 need not to be installed on the slide block 5 again, thereby there is not rigging error, help improving precision, also saved and installed with pin hole and the shared locus of screwed hole, water cover mould with 48 chambeies is an example, adopting new die (as Fig. 4) appearance and size of Hough piece 2 is 730 * 595 * 572 (length * wide * height), mold weight is 1700Kg (comprising the hot flow path part), with respect to adopting the slide block 5 and the external form of 48 cavity moulds (as Fig. 5) of existing Hough piece 6 structures is 996 * 596 * 671 (length * wide * height), mold weight 2800Kg (comprising the hot flow path part), volume and weight has reduced 38% and 40% on year-on-year basis respectively.New Hough piece 2 structures greatly reduce the mould external form, and mold weight alleviates greatly, and the stability of mould, reliability are significantly improved.The raw material that consume also greatly reduce, and economy is stronger.
For the ease of undercut, the utility model also comprises taper pin, it is suitable with taper pin that Hough piece 2 is provided with taper pin hole 3, at this moment, taper pin is along with the motion of dynamic model produces and the axial vertical active force of taper pin Hough piece 2, this active force is decomposed into the active force of parallel conductive chute and perpendicular to the active force of guide runner, the active force that is parallel to guide runner make Hough piece 2 along guide runner away from shaped article, thereby realization undercut, taper pin somatotype are loosed core and are had advantages such as simple in structure, easily manufactured, reliable in action.
Machine-shaping part 4 on Hough piece 2 is if moulding section 4 of 2 processing of a pair of Hough piece then be unfavorable for installing and production efficiency, and too much moulding section 4 can cause Hough piece 2 long, is unfavorable for precision control and clamping on the contrary.For the ease of processing and installation, as shown in Figure 3, moulding section 4 every pair of Hough pieces 2 are provided with two.
Claims (3)
1. undercut bottle cap mould, comprise the guide runner that is installed in Hough piece (2) paired on the template, guiding Hough piece (2) motion, every pair of Hough piece (2) is combined to form moulding section (4) mutually, this moulding section (4) is combined to form die cavity with die, it is characterized in that: Hough piece (2) is provided with slide rail (1), and guide runner is by guiding Hough piece (2) motion movingly with slide rail (1).
2. undercut bottle cap mould as claimed in claim 1 is characterized in that: also comprise taper pin, it is suitable with taper pin that Hough piece (2) is provided with taper pin hole (3).
3. undercut bottle cap mould as claimed in claim 1 or 2 is characterized in that: every pair of Hough piece of described moulding section (4) (2) is provided with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202566961U CN201745134U (en) | 2010-07-13 | 2010-07-13 | Side-parting bottle cap mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202566961U CN201745134U (en) | 2010-07-13 | 2010-07-13 | Side-parting bottle cap mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201745134U true CN201745134U (en) | 2011-02-16 |
Family
ID=43579807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202566961U Expired - Lifetime CN201745134U (en) | 2010-07-13 | 2010-07-13 | Side-parting bottle cap mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201745134U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085236A (en) * | 2013-02-26 | 2013-05-08 | 成都市联余精密机械有限公司 | High-cavity precision bottle cap die of novel HALF block structure |
| CN107521049A (en) * | 2015-06-18 | 2017-12-29 | 马耀辉 | A kind of cup handle mould emptier injection mold and its application method |
-
2010
- 2010-07-13 CN CN2010202566961U patent/CN201745134U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085236A (en) * | 2013-02-26 | 2013-05-08 | 成都市联余精密机械有限公司 | High-cavity precision bottle cap die of novel HALF block structure |
| CN107521049A (en) * | 2015-06-18 | 2017-12-29 | 马耀辉 | A kind of cup handle mould emptier injection mold and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |