CN106363879A - Telescopic helve - Google Patents
Telescopic helve Download PDFInfo
- Publication number
- CN106363879A CN106363879A CN201611110819.9A CN201611110819A CN106363879A CN 106363879 A CN106363879 A CN 106363879A CN 201611110819 A CN201611110819 A CN 201611110819A CN 106363879 A CN106363879 A CN 106363879A
- Authority
- CN
- China
- Prior art keywords
- mold insert
- insert
- internal
- mould
- inserts
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2001/00—Articles provided with screw threads
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a telescopic helve, comprising an internal insert and an external insert sleeving the internal insert, wherein the top end of the internal insert is closed, and the bottom end of the internal insert is provided with an opening; a hollow channel is formed in the internal insert; the hollow channel is communicated with a cooling water channel by the opening; the internal insert is in a cone shape from the bottom end to the top end, and an internal sliding groove and an internal sliding block are provided along the outer surface of the internal insert; the external insert is in a cone shape from the bottom end to the top end, and comprises a plurality of first inserts and a plurality of second inserts, wherein the first inserts and the second inserts are arranged in an alternating way; the first inserts are respectively provided with an external sliding block corresponding to the internal sliding groove, and the second inserts are respectively provided with an external sliding groove corresponding to the internal sliding block, so that the external insert and the internal insert can make relative slippage; a thread molding part is arranged at the appearance side of the top of the external insert. The telescopic helve can be used for molding internal threads of circular products by using a mechanical internal telescopic structure, thus reducing the installation space of a mould, and shortening the production cycle of the mould; the telescopic helve is internally provided with cooling water channel, thus shortening product molding time and being capable of replacing a gear mould having a complicated structure.
Description
Technical field
The present invention relates to technical field of mold, particularly a kind of flexible Ke.
Background technology
Mould be in commercial production in order to be molded, to be blow molded, to extrude, die casting or the method such as forging forming, smelting, punching press obtain
The various moulds of required product and instrument, make blank become the instrument of the product having given shape and size under external force.
It is widely used in punching, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and engineering plastics, rubber
In the forming of the compression moulding of the products such as glue, pottery or injection.Mould has specific profile or cavity shape, and application has sword
The contour shape of mouth can make blank occur to separate (punching) by profile wire shaped.Application cavity shape can make blank obtain phase
The three-dimensional shape answered.Mould generally comprises dynamic model and two parts of cover half (or punch and die), the two partable.Separately
When take out product, make when closing up blank injection mold cavity shape.The demoulding is very common one during mould reality processing
Individual action, is typically realized by ejecting mechanism, and existing ejecting mechanism drives push rod to realize ejection action will pass through, its ejection
Power is limited, and for complex structure, plastic (e.g., dead angle such as the female thread of bottle cap or back-off) the ejection difficulty of the difficult demoulding is big, deposits
In inefficiency, big defect is lost.
Content of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, provides a kind of flexible Ke.
For solve above-mentioned technical problem, the technical solution used in the present invention is: a kind of flexible Ke, including in mold insert and set
Outer mold insert on this interior mold insert, remain silent in the top of described interior mold insert and bottom is uncovered, is provided with hollow and leads in described interior mold insert
Road, this hollow channel passes through described uncovered connect with cooling water channel；Described interior mold insert is in vertebral body shape from bottom to top, along institute
State interior mold insert outer surface and be provided with internal chute and inner slide；Described outer mold insert is in vertebral body shape from bottom to top, if it includes
Dry alternate setting the first mold insert and the second mold insert, described first mold insert is provided with the outer slide corresponding with described internal chute, institute
State the second mold insert and be provided with the external chute corresponding with described inner slide, making can be relative sliding between described outer mold insert and interior mold insert
Dynamic；The top exterior side of described outer mold insert is provided with thread forming portion.
In technique scheme, the bottom of described outer mold insert is provided with fixed block, by this fixed block by the bottom of outer mold insert
Portion is installed on the intermediate active plate in mould.
In technique scheme, the bottom of described interior mold insert is provided with mounting head, between this mounting head and described interior mold insert
It is provided with annular groove, this annular groove is provided with ring-type fixing plate, by this ring-type fixing plate by described interior mold insert
Bottom is installed on the bottom portable plate in mould.
In technique scheme, the side of described mounting head is provided with pin-and-hole, and this pin-and-hole is fixed on described bottom by pin
Portion's portable plate.
In technique scheme, described ring-type fixing plate is made up of two halves ring-type fixing plate, its surface be provided with some with
The affixed locking hole of described mould.
In technique scheme, in place of the described uncovered connection with described cooling water channel, it is provided with O-ring seal.
The invention has the beneficial effects as follows: overall structure is simple and compact, is realized to circle using mechanical interior stretching structure
The molding of the female thread of type product, it is adaptable to single and multi-cavity mold, reduces the installing space of mould, shortens the life of mould
In the product cycle, internal with cooling water channel, the formed product time is fast, the baroque gear die of replacement；Further, improve product
Production efficiency and stripping rate.
Brief description
Fig. 1 is structural representation during matched moulds of the present invention；
Fig. 2 is structural representation during present invention die sinking；
Fig. 3 is cross section structure diagram during matched moulds of the present invention；
Fig. 4 is the schematic diagram of mould structure during matched moulds of the present invention；
Fig. 5 is structural representation when Fig. 4 molds for the first time；
Fig. 6 is structural representation when Fig. 4 molds for second.
In figure, 1, interior mold insert；2nd, outer mold insert；3rd, cooling water channel；4th, top template；5th, intermediate active plate；6th, bottom portable plate；
11st, internal chute；12nd, inner slide；13rd, mounting head；14th, annular groove；15th, ring-type fixing plate；16th, pin-and-hole；17th, pin；18th, close
Sealing rubber ring；19th, hollow channel；21st, the first mold insert；22nd, the second mold insert；23rd, outer slide；24th, external chute；25th, thread forming portion；
26th, fixed block；27th, circular orientation plate.
Specific embodiment
The present invention is further detailed explanation below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, 3, a kind of flexible Ke, including in mold insert 1 and the outer mold insert 2 being sheathed on this interior mold insert 1, described
Remain silent in the top of interior mold insert 1 and bottom is uncovered, is provided with hollow channel 19 in described interior mold insert 1, and this hollow channel 19 passes through described
Uncovered connect with cooling water channel 3；Described interior mold insert 1 is in vertebral body shape from bottom to top, arranges along described interior mold insert 1 outer surface
There are internal chute 11 and inner slide 12；Described outer mold insert 2 is in vertebral body shape from bottom to top, and it includes some alternate settings first
Mold insert 21 and the second mold insert 22, described first mold insert 21 is provided with the outer slide 23 corresponding with described internal chute 11, and described
Two mold inserts 22 are provided with the external chute 24 corresponding with described inner slide 12, and making can be relative between described outer mold insert 2 and interior mold insert 1
Slide；The top exterior side of described outer mold insert 2 is provided with thread forming portion 25.
Wherein, the bottom of described outer mold insert 2 is provided with fixed block 26, is pacified the bottom of outer mold insert 2 by this fixed block 26
It is loaded on the intermediate active plate 5 in mould.It is in diverging shape that this fixed block 26 extends prominent to horizontal side.
Wherein, the bottom of described interior mold insert 1 is provided with mounting head 13, arranges between this mounting head 13 and described interior mold insert 1
There is annular groove 14, this annular groove 14 is provided with ring-type fixing plate 15, by this ring-type fixing plate 15 by described interior edge
The bottom of part 1 is installed on the bottom portable plate 6 in mould.The bottom of intermediate active plate 5 is provided with circular orientation plate 27, this ring
Shape location-plate 27, when matched moulds, is sheathed on outside ring-type fixing plate 15, the position carrying out each other with this, strengthens the knot of mould
Structure stability.
Wherein, the side of described mounting head 13 is provided with pin-and-hole 16, and this pin-and-hole 16 is fixed on described bottom by pin 17
Portable plate 6.Pin-and-hole 16 and pin 17 can strengthen steadiness on bottom portable plate 6 for the interior mold insert 1.
Wherein, described ring-type fixing plate 15 is made up of two halves ring-type fixing plate 15, and its surface is provided with some and described mould
Has affixed locking hole.
Wherein, it is provided with O-ring seal 18 in place of the described uncovered connection with described cooling water channel 3.Improve the sealing in water route
Property.
The operation principle of the present invention:
During matched moulds: as shown in figure 4, interior mold insert 1 is inserted within outer mold insert 2 completely, and the thread forming portion 25 of outer mold insert 2 is pushed up
Go out the molding hole position of top template 4, now, bottom portable plate 6, intermediate active plate 5 and top template 4 are closely packed together successively；Activity
Template and top template 4 matched moulds, the die cavity injection mo(u)lding being formed between thread forming portion 25 and collapsible form.
Die sinking: collapsible form moves away from top template 4.
Then mold for the first time, de- female thread: as shown in figure 5, bottom portable plate 6 moves away from intermediate active plate 5, bottom
Portable plate 6 drives interior mold insert 1 to move toward the direction extracted from outer mold insert 2, and outer mold insert 2, with the movement of interior mold insert 1, gradually narrows,
Thread forming portion 25 and the internal thread part of product is made to depart from.
The second last time die sinking, top template 4 comes off product: as shown in fig. 6, intermediate active plate 5 drives outer mold insert 2 away from top
Template 4, makes thread forming portion 25 close in the molding room of top template 4, so that product is come off.
Above embodiment is merely illustrative and not limiting to the invention, therefore described in all scopes according to present patent application
The equivalence changes done of method or modification, be all included in the range of present patent application.
Claims (6)
1. a kind of flexible Ke it is characterised in that: mold insert and the outer mold insert that is sheathed on this interior mold insert in inclusion, described interior mold insert
Remain silent in top and bottom is uncovered, is provided with hollow channel in described interior mold insert, and this hollow channel passes through described uncovered and cooling water channel
Connection；Described interior mold insert is in vertebral body shape from bottom to top, and described interior mold insert outer surface is provided with internal chute and inner slide；
Described outer mold insert is in vertebral body shape from bottom to top, and it includes some alternate setting the first mold inserts and the second mold insert, and described the
One mold insert is provided with the outer slide corresponding with described internal chute, and described second mold insert is provided with corresponding with described inner slide
External chute, makes relative to slide between described outer mold insert and interior mold insert；The top exterior side of described outer mold insert is provided with screw thread
Type portion.
2. a kind of flexible Ke according to claim 1 it is characterised in that: the bottom of described outer mold insert is provided with fixed block,
By this fixed block, the bottom of outer mold insert is installed on the intermediate active plate in mould.
3. a kind of flexible Ke according to claim 1 it is characterised in that: the bottom of described interior mold insert is provided with mounting head,
It is provided with annular groove between this mounting head and described interior mold insert, this annular groove is provided with ring-type fixing plate, by this
The bottom of described interior mold insert is installed on the bottom portable plate in mould by ring-type fixing plate.
4. a kind of flexible Ke according to claim 3 it is characterised in that: the side of described mounting head is provided with pin-and-hole, should
Pin-and-hole is fixed on described bottom portable plate by pin.
5. a kind of flexible Ke according to claim 3 it is characterised in that: described ring-type fixing plate is by two halves ring-type fixing plate
Composition, its surface is provided with the affixed locking hole of some and described mould.
6. a kind of flexible Ke according to claim 1 it is characterised in that: the described uncovered connection with described cooling water channel it
Place is provided with O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611110819.9A CN106363879A (en) | 2016-12-06 | 2016-12-06 | Telescopic helve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611110819.9A CN106363879A (en) | 2016-12-06 | 2016-12-06 | Telescopic helve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106363879A true CN106363879A (en) | 2017-02-01 |
Family
ID=57891883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611110819.9A Pending CN106363879A (en) | 2016-12-06 | 2016-12-06 | Telescopic helve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106363879A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049555A (en) * | 2018-09-30 | 2018-12-21 | 中山市利群精密实业有限公司 | Umbrella shape slanted ejecting mechanism |
| CN109795085A (en) * | 2019-03-20 | 2019-05-24 | 无锡模达科技有限公司 | A kind of mold of band Suo Ke mechanism |
| CN112809322A (en) * | 2020-09-10 | 2021-05-18 | 深圳阿尔比斯科技有限公司 | Method for manufacturing compaction mechanism |
| CN113878812A (en) * | 2021-10-22 | 2022-01-04 | 昆山优瑞全精密组件有限公司 | Inward-retracting core-pulling injection mold |
-
2016
- 2016-12-06 CN CN201611110819.9A patent/CN106363879A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049555A (en) * | 2018-09-30 | 2018-12-21 | 中山市利群精密实业有限公司 | Umbrella shape slanted ejecting mechanism |
| CN109795085A (en) * | 2019-03-20 | 2019-05-24 | 无锡模达科技有限公司 | A kind of mold of band Suo Ke mechanism |
| CN109795085B (en) * | 2019-03-20 | 2024-03-15 | 无锡模达科技有限公司 | Mould with lithocarpy mechanism contracts |
| CN112809322A (en) * | 2020-09-10 | 2021-05-18 | 深圳阿尔比斯科技有限公司 | Method for manufacturing compaction mechanism |
| CN112809322B (en) * | 2020-09-10 | 2022-08-26 | 深圳阿尔比斯科技有限公司 | Method for manufacturing compaction mechanism |
| CN113878812A (en) * | 2021-10-22 | 2022-01-04 | 昆山优瑞全精密组件有限公司 | Inward-retracting core-pulling injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170201 |
|
| RJ01 | Rejection of invention patent application after publication |