CN104097286A - Cover mold assembly - Google Patents
Cover mold assembly Download PDFInfo
- Publication number
- CN104097286A CN104097286A CN201410145341.8A CN201410145341A CN104097286A CN 104097286 A CN104097286 A CN 104097286A CN 201410145341 A CN201410145341 A CN 201410145341A CN 104097286 A CN104097286 A CN 104097286A
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- CN
- China
- Prior art keywords
- annular flange
- flange
- die assembly
- counterdie
- assembly according
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- Sealing Of Jars (AREA)
- Closures For Containers (AREA)
Abstract
A mold assembly for forming a cover (200) having a mark (201) used for measuring a sealing angle, comprises: an upper mold; a lower mold (101) used for containing a cavity (103) of the upper mold for respectively forming an external structure having the mark (201) and an internal structure having a continuous thread (203), wherein an external surface is provided with a first annular flange (105) and a second annular flange (107) of which the diameter is relatively less than the diameter of the first annular flange (105), the first annular flange (105) and the second annular flange (107) are coaxial; a support (111) having a hollow part (113) for containing the lower mold (101) through a top opening, wherein the second annular flange (107) is inserted into the hollow part (113), the first annular flange (105) of the lower mold (101) is arranged on a lantern ring (117) of the top opening (115); and a bump (119), wherein the bump (119) is protruded from an inner surface (121) of the support (111), so that the bump (119) is easy to connect to a gap (109) of the lower mold (101), a relative angle between the mark (201) and a starting point (205) of the thread (203) can be adjusted according to position of the bump (119) and the gap (109).
Description
Technical field
The present invention relates to a kind of die assembly.Particularly, the present invention relates to a kind of die assembly with the trace for measuring sealing angle that lid is modelled as.
Background technology
Most of containers, bottle and packaging need closing device or seal.According to its content, this closing device has difference in functionality, be generally used for and keep seal of vessel and its content to be held in the predetermined appointment shelf-life until container is opened, can also be provided for the barrier of blocks dust, oxygen, moisture or pollution, control gas, liquid or even little solid as the infiltration of dust, or provide reclosing to close or recycle the device of this container.This closing device or seal must be tightened rightly, otherwise content can leak, and if added a cover in process by overtighten, because the damage of closing device can cause leakage equally, particularly for circular closure device or seal cover.In addition, overtighten when adding a cover, be difficult to open container, may cause packaging indignation (wrap rage), this is that user and manufacturer are undesirable.Therefore, the dynamics that open closed device is required or moment of torsion are important Considerations, and closing device should be closed in specific moment of torsion.
Usually, bottle or container are added a cover in sealing or seal process, the use moment of torsion applying is revolving force.The lid that puts on bottle during adding a cover needs the specific moment of torsion that uses.Sealing integrity and compactness between this use torque influence lid and bottle.Under the anticipated conditions of temperature, humidity and impact, suitably the use moment of torsion of regulation will provide sealing integrity.The lid of correctly tightening has radial distance in acceptable predetermined angular range.Quality and the stability of leaking the content of bottle that direct impact added a cover or container, therefore this is unacceptable to user or bottling work.Use moment of torsion with in-lb or Newton meter (n.m.) definition, can weigh by dissimilar torquemeter and use angle.These two kinds of methods can both be used for checking whether appropriately seal up lid.
In the tinuous production of bottle cap moulding, filling and capping, it is necessary that the bottle of having added a cover is surveyed sample.If find in checking process that the lid of bottle becomes flexible or tension, need to stop production line to manufacture the bottle of appropriately tightening lid.Therefore, need to check very fast, if to reduce the delay in production line and to find container production loss that is overtighten or loosening and that cause.
Prior art also has some and is used to form the machine of closing lid or screw lid or installs relevant patented technology.Wherein interestingly the patent No. is the United States Patent (USP) of US4388058 (A), and it discloses the die device that forms liner on a kind of inner surface for the roof at closure casing.The prior art lays particular emphasis on the liner forming exactly in closure casing, but does not reveal any about producing on closure casing and closed housing the information of the trace for sealing angle is measured.
In another European patent EP 0799772 (A1), disclose a kind of tool assembly that forms polyethylene or polyacrylic lid, it uses Lock Part and axial aperture instrument.Although the emphasis of this prior art is to form fine thread, dowel and safety collar so that initially lid is installed on container, it does not reveal any about being formed for measuring the sealing trace of angle or the information of impression.
Another patent No. is to disclose a kind of plastic bottle cap molding press that comprises frame and rotating disk in the Chinese patent of CN101579905 (A).In frame, be provided with spline circle and the arc-shaped rack coaxial with main shaft with rotating disk is corresponding around.But the concave die cavity that is used to form bottle cap outer wall does not arrange any for measuring scrobicula or the impression of sealing angle.
Therefore, be necessary very much to provide a kind of die assembly, it can form the lid or the seal that have for measure the trace of sealing angle in checking process.
Summary of the invention
Main purpose of the present invention is, a kind of die assembly is provided, and forms the trace of being convenient to measure sealing angle or inspection with the outer surface at lid.
Another object of the present invention is, a kind of die assembly is provided, and it has the advantages that between the starting point of the screw thread of trace and lid, to regulate relative angle.
The present invention realizes aforementioned at least one object whole or in part, and wherein, the preferred embodiments of the present invention have been described a kind of formation and have the die assembly of lid of the trace for measuring sealing angle, comprising: patrix; Counterdie, it is defined for the cavity that holds patrix to form respectively the external structure with trace and the internal structure with continuous screw thread, and its outer surface is manufactured with the first coaxially arranged annular flange flange second annular flange flange of being less than described first annular flange flange relative to diameter; Support, it has and is moulded the hollow bulb that holds described counterdie by open top, and described the second flange inserts described hollow bulb, and the first flange of described counterdie is placed on the described open-topped collar; Projection, its inner surface from support is vertically outstanding, so that it is easily engaged in the breach of described lower bed die, regulates the relative angle between described trace and the starting point of described screw thread thus according to the position of described projection and breach.
The starting point of described trace and described screw thread is aligned in vertical line.
The cavity of described counterdie is provided with protuberance on its perisporium, to form gripping pattern in the external structure of described lid.
Preferably, described projection is snug fit at the through hole on the sidewall that is formed on the described collar.Also preferably, described through hole is perpendicular to the described breach on described support.
According to a preferred embodiment of the invention, described the first annular flange flange and described the second annular flange flange are around the central vertical axis that is arranged at described counterdie.
The described collar extends around described support described open-topped.Preferably, the described collar is formed by the described open-topped multiple protrusion members around that are arranged at described support, and wherein each protrusion member has the end face for supporting described the first annular flange flange.
Preferred embodiment provided by the invention comprise be described in more detail below with shown in the drawings, particularly in some novel feature of pointing out in claim and the combination of parts of enclosing; Should be appreciated that in the situation that not departing from the scope of the present invention or do not damage any advantage of the present invention, those skilled in the art can carry out various changes to details.。
Brief description of the drawings
For helping to understand the present invention, accompanying drawing shows preferred embodiment, with reference to these accompanying drawings combination explanation below, can easily understand the present invention and structure thereof, operation and many advantages.
Fig. 1 is the front view of bed die and support.
Fig. 2 is according to the front view of the lid of the described die assembly formation of one of embodiments of the invention.
Fig. 3 is the front view of described bed die according to a preferred embodiment of the invention.
Fig. 4 is the cross-sectional view of Fig. 1 at the bed die of A-A intercepting.
Fig. 5 is the top view of described bed die according to a preferred embodiment of the invention.
Fig. 6 be according to the described support of embodiments of the invention front view.
Fig. 7 is the cross-sectional view of Fig. 6 at the support of B-B intercepting.
Fig. 8 is according to the top view of the described support of embodiments of the invention.
Detailed description of the invention
Hereinafter, according to the preferred embodiment of the present invention and with reference to following description and accompanying drawing, the present invention will be described.But should be appreciated that explanation is limited to the preferred embodiment of the present invention and accompanying drawing to be only used to convenient the present invention be discussed, in the case of not departing from the scope of claims, those skilled in the art can design various modification.
This technology relates to a kind of box cover die assembly.More specifically, this technology relates to a kind of formation and has the die assembly of the lid of the trace 201 for measuring sealing angle.
Fig. 1 shows the counterdie 101 of describing in a kind of preferred embodiment of the present invention, and it is embedded in support 111.And Fig. 2 shows the lid 200 that utilizes the compressing material of upper die and lower die 101 and obtain.
With reference to Fig. 3 to Fig. 5, it shows counterdie 101.Counterdie 101 comprises the cavity 103 for holding patrix, to form respectively external structure and the internal structure of covering 200.The first annular flange flange 105 that the outer surface of counterdie 101 is made into arrange coaxially around the central vertical axis of counterdie 101 and the second annular flange flange 107.Counterdie 101 comprises in fact the breach 109 being engraved in the second annular flange flange 107.Preferably, the diameter of the second annular flange flange 107 is relatively smaller than the diameter of the first annular flange flange 105.
Trace 201 can be claimed tension indicator, be damaged indicator or any projection or indenture of being convenient to measure sealing angle.In the time that the cavity 103 of counterdie 101 is formed as having the external structure 200 of lid (200) of trace 201, patrix is used to form the internal structure of the lid 200 with the screw thread with starting point 205 203.Screw thread 203 match in the screw thread at the neck place of bottle or container.
With reference to Fig. 6 to Fig. 8, it shows support 111.Support 111 has and is moulded the hollow bulb 113 that holds counterdie 101.Counterdie 101 preferably can enter hollow bulb 113 by the open top of support 111, and wherein the second annular flange flange 107 is inserted hollow bulb 113, and the first annular flange flange 105 is placed in this open-topped collar 117.Projection 119, pin or any object are preferably vertically outstanding from the inner surface 121 of support 111.Projection 119 is easily engaged in the breach 109 of counterdie 101, so that counterdie 101 is fixed on support 111.By such mode, can regulate the relative angle between trace 201 and the starting point 205 of screw thread 203 according to the relative position of projection 119 and breach 109.Thereby can simply and effectively avoid installing or operating period counterdie 101 with respect to the phenomenon of support 111 vertical rotaries.
As one of embodiment of this technology describes, preferably, by by computer-controlled machine, on the collar 117 of support 111, be provided with through hole 127 according to precalculated position.The preferred size of through hole 127 is snug fit at wherein projection 119.Projection 119 can be the pipe that length is greater than diameter relatively.
A preferred embodiment of the present invention discloses this die assembly and has had patrix.Patrix and support 111 are preferably fixed in shaping mechanism at top and bottom position separately.Shaping mechanism by patrix towards counterdie 111 suppress or operating process conversely in, by cast molding material, for example baton round enters the cavity 103 of counterdie 101, can form lid.This moulding material can be made up of the plastics for Mould operation and lid, thermoplastic nylon or other suitable material.
As used herein, the cavity 103 of counterdie 101 is used to form external structure or the profile of covering 200.Cavity 103 is preferably designed to be has multiple protuberances on its perisporium 123, forms gripping pattern with the outside at lid 200.But, should be understood that, be not limited to illustrated circle in the external structure of lid 200, but different shapes and structure.On the other hand, the screw thread 203 that patrix is preferred for by having with starting point 205 forms the internal structure of covering, the position of the openend of this starting point in the most close lid 200.When operation, patrix is forced into or is absorbed in the cavity 103 of counterdie 101.Preferably, shaping mechanism is subject to hydraulic pressure or pneumatic actuator effect, to enough power and speed is provided in Mould operation process.
Be understandable that, in the time that upper die and lower die 101 are compressed toward each other, before mould separates and in type lid is departed from from cavity 103, allow to specify and curing molding material.Therefore, by the whole bag of tricks, for example, pass through spraying canister or introduce the unexpected air-flow through the hole on the basal surface of counterdie 101, can make in type lid 200 depart from counterdie 101.
Therefore, preferably, the starting point 205 of the trace 201 that is formed at the external structure of covering 200 by screw thread 203, in alignment with in vertical line, just can orient because this trace 201 shows without overturn cover 200 starting point 205 of covering 200 outsides.In addition, trace 201 is for measuring at the lid trace 201 on 200 and the sealing angle between another trace or indicator on the neck of bottleneck or container.
As mentioned above, by only changing the position of breach 109 of counterdie 101, especially can revise according to the starting point of the position of the different trace 201 of die assembly of the present invention and screw thread 203 especially soon.In addition,, by technology disclosed herein, the position of trace 201 can accurately be positioned the starting point 205 of screw thread.
Technology disclosed herein is that on the trace 201 producing in the outside of lid 200, preferably trace is at the periphery of its external structure.Operator or watcher have anyly added a cover bottle or the sealing of container as quality control officer uses trace 201 to check, and the sealing angle deviating between trace 201 and another trace of bottle or container of finding cover on 200 exceeding is preset and can accept to seal angular range time, be stopped production line subsequently.Can seal by manual protractor or for example sensor of automaton vision technique and controller inspection or the measurement of angle.For example, luminaire or any smooth device for projecting can be luminous to allow repetition and constant shade for the bottle to having added a cover, and to form the region of trace, and adopt video camera to obtain the radial distance of shade.Sealing angle has determined to cover 200 use moment of torsion.Therefore, can ensure the quality of the bottle of having added a cover by carrying out such inspection.
Although the present invention is shown specifically and illustrates in conjunction with preferred embodiment, carries out various amendments and improvement thereon and will be apparent to those skilled in the art.Therefore, the spirit and scope of the present invention are not restricted to the described embodiments, but allow to be understood in law broadest sense.
Claims (9)
1. formation has a die assembly for the lid (200) of the trace (201) for measuring sealing angle, it is characterized in that, comprising:
Patrix;
Counterdie (101), its be defined for the cavity (103) that holds patrix with form respectively there is trace (201) external structure and there is the internal structure of continuous screw thread (203), its outer surface is manufactured with coaxially arranged the first annular flange flange (105) second annular flange flange (107) of being less than described first annular flange flange (105) relative to diameter;
Support (111), it has and is moulded the hollow bulb (113) that holds described counterdie (101) by open top, and described the second flange (107) inserts described hollow bulb (113), first flange (105) of described counterdie (101) is placed on the collar (117) of described open top (115);
Projection (119), its inner surface from support (111) (121) is vertically outstanding, so that it is easily engaged in the breach (109) of described lower bed die (101), regulate the relative angle between described trace (201) and the starting point (205) of described screw thread (203) according to the position of described projection (119) and breach (109) thus.
2. die assembly according to claim 1, is characterized in that, the starting point (205) of described trace (201) and described screw thread (203) is aligned in vertical line.
3. die assembly according to claim 1, is characterized in that, the cavity (103) of described counterdie (101) is provided with protuberance on its perisporium (123).
4. die assembly according to claim 1, is characterized in that, described lid (200) is made of plastics.
5. die assembly according to claim 1, is characterized in that, described projection (119) is snug fit at the through hole (127) on the sidewall that is formed on the described collar (117).
6. die assembly according to claim 5, is characterized in that, described through hole (127) is perpendicular to the described breach (109) on described support (111).
7. die assembly according to claim 1, is characterized in that, described the first annular flange flange (105) and described the second annular flange flange (107) are around the central vertical axis that is arranged at described counterdie (101).
8. die assembly according to claim 1, is characterized in that, the described collar (117) extends around described support (111) described open-topped.
9. die assembly according to claim 1, it is characterized in that, the described collar (117) is formed by the described open-topped multiple protrusion members (117a) around that are arranged at described support (111), and wherein each protrusion member (117a) has the end face for supporting described the first annular flange flange (105).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MY2013700593 | 2013-04-12 | ||
| MY2013700593 | 2013-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104097286A true CN104097286A (en) | 2014-10-15 |
Family
ID=51666024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410145341.8A Pending CN104097286A (en) | 2013-04-12 | 2014-04-14 | Cover mold assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104097286A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2761218C1 (en) * | 2021-02-25 | 2021-12-06 | Юрий Иванович Терентьев | Mould for expandable polymer materials |
-
2014
- 2014-04-14 CN CN201410145341.8A patent/CN104097286A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2761218C1 (en) * | 2021-02-25 | 2021-12-06 | Юрий Иванович Терентьев | Mould for expandable polymer materials |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141015 |