CN203844109U - Improved three-plate mold - Google Patents
Improved three-plate mold Download PDFInfo
- Publication number
- CN203844109U CN203844109U CN201420139307.5U CN201420139307U CN203844109U CN 203844109 U CN203844109 U CN 203844109U CN 201420139307 U CN201420139307 U CN 201420139307U CN 203844109 U CN203844109 U CN 203844109U
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- plate
- hole clipping
- caster
- male model
- mold
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Abstract
The utility model relates to the technical field of molds, and in particular relates to an improved three-plate mold. The improved three-plate mold structurally comprises an upper fixed plate, a stripping plate, a cavity plate and a core plate which are sequentially arranged, wherein the cavity plate is connected with the core plate through an opening and closing device; backstop devices are arranged on the sidewall of a mold body; each backstop device comprises a guide rod and two dowels; the guide rods are arranged along the mold opening direction of the mold; each guide rod is provided with a first clamping hole and a second clamping hole along the length direction; the dowels slide along the first and second clamping holes in the mold opening process of the cavity plate and the core plate respectively; the mold opening distance between the cavity plate and the core plate is equal to the sum of sliding strokes of the dowels in the first and second clamping holes respectively; base plates are arranged in four corners between the cavity plate and the core plate. According to the improved three-plate mold, the mold opening stroke of the cavity plate is effectively ensured, so that materials can be conveniently taken by a mechanical hand, and meanwhile, a mold core between the cavity plate and the core plate can be uniformly stressed to ensure the forming quality of a product.
Description
Technical field
The invention relates to technical field of mold, relates in particular to a kind of three board molds of improvement.
Background technology
At present, many plastic products are all to process by the mode of injection mo(u)lding.In injecting products three board molds are produced, need to take out waste material with manipulator, in die sinking, need caster and male model plate closing.When stripper plate is moved to behind position, caster just separates with male model plate.
Existing injection mold mainly completes this action by built-in Tiebar structure, but, in die sinking process along with shutter ejects the difference of power size or the inefficacy of shutter, built-in Tiebar structure can make caster produce rebound phenomenon, make each die sinking all inconsistent, cause the distance between stripper plate and caster unstable, after caster resilience, distance between caster and stripper plate can diminish, when manipulator puts in while getting waste material between two templates, because the distance between two plates is so unstable, not only cannot remove waste material, and be easy to manipulator to be broken, security reliability can not be guaranteed, there is very large potential safety hazard, be unfavorable for steady production.
In addition, when matched moulds, between male model plate and caster, the direct of both ends of the surface contacts, and can make to produce heat transmission faster between male model plate and caster, can cause the thermal ataxia between male and female template and die, affects product quality.And due to processing technology, usually can there is mismachining tolerance in the end face between caster and male model plate, in the time that mismachining tolerance is larger, can cause the die being pressed between caster and male model plate to be subject to force unbalance, finally directly affect the quality of injecting products.
Summary of the invention
The object of the invention is to avoid above-mentioned weak point of the prior art and three board molds that a kind of improvement is provided, can in the time of die sinking, prevent caster resilience, make to remain on setpoint distance between caster and stripper plate, facilitate manipulator feeding, when matched moulds, can guarantee the equalized temperature of male and female template and die and keep the die between male and female template stressed evenly, improve forming quality of products.
The object of the invention is achieved through the following technical solutions:
A kind of three board molds of improvement are provided, comprise the upper mounted plate setting gradually, stripper plate, caster and male model plate, caster is connected by shutter with male model plate, the sidewall of this mould is provided with stopping device, described stopping device comprises guide rod and two pins, described guide rod arranges along the die sinking direction of mould, described guide rod offers the first hole clipping and the second hole clipping along its length, described two pins are fixed on described caster and described male model plate through described the first hole clipping and described the second hole clipping respectively, in the time of described caster and described male model plate die sinking, described two pins slide along described the first hole clipping and the second hole clipping respectively, die sinking distance between described caster and described male model plate equates in the sliding stroke sum of the first hole clipping and the second hole clipping respectively with described two pins, between caster and male model plate, be provided with backing plate.
Wherein, described stopping device is symmetricly set in the two side of this mould.
Wherein, the two side of this mould arranges respectively two described stopping devices.
Wherein, described backing plate is fixed in described male model plate.
Wherein, described backing plate is wear-resisting steel padding.
Wherein, described the first hole clipping and described the second hole clipping are set in turn on same straight line along guide rod.
Wherein, when die sinking, the die sinking distance between described caster and described male model plate equates with the length sum of described the first hole clipping and described the second hole clipping.
The beneficial effect of the invention:
Three board molds of a kind of improvement of the invention, stopping device is installed on mould side wall, two pins on stopping device are individually fixed in male model plate and caster, utilize the spacing slide construction of stopping device, male model plate is held caster by guide rod, the shift motion of restriction caster, make after die sinking, constant distance between male model plate and caster, avoid the resilience to stripper plate direction of caster, ensure that the each opening stroke of caster is consistent, thereby ensure that the distance between caster and stripper plate remains on setpoint distance, be convenient to the full-automatic feeding operation of manipulator, avoid manipulator to break, improve security reliability, reduce potential safety hazard, ensure the stable smoothness of producing.Backing plate between caster and male model plate, male and female template is separated, make the direct heat transmission of difficult generation between them, equalized temperature while guaranteeing matched moulds between male and female template, simultaneously, backing plate is as standard component processing and fabricating, precision is higher, can ensure well dimensional accuracy and the flatness of backing plate end face, backing plate is arranged to four jiaos between caster and male model plate, conveniently regulate each backing plate according to actual error situation, guarantee that the die between male and female template is stressed evenly, ensure forming quality of products.
Brief description of the drawings
Utilize accompanying drawing to be described further innovation and creation, but the embodiment in accompanying drawing does not form any restriction to the invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Structural representation when Fig. 1 is a kind of three board mold matched moulds of improvement of the invention.
Structural representation when Fig. 2 is a kind of three board mold die sinking of improvement of the invention.
Reference numeral:
1-upper mounted plate,
2-stripper plate,
3-caster, 31-pin,
4-male model plate, 41-pin,
5-backing plate,
6-guide rod, 61-the first hole clipping, 62-the second hole clipping.
Detailed description of the invention
With the following Examples the invention is further described.
Three board molds of a kind of improvement of the invention, as depicted in figs. 1 and 2, be upper mounted plate 1, stripper plate 2, caster 3, backing plate 5, male model plate 4, gripper shoe and bottom plate from top to bottom successively, when matched moulds, between caster 3 and male model plate 4, be connected by shutter.Backing plate 5 particular locations are arranged on four angles between caster 3 and male model plate 4, are preferably mounted on male model plate 4.Backing plate 5 preferably adopts wear-resisting steel padding, guarantees its stability.
The sidewall of three board molds of this improvement is provided with stopping device especially, balance and stability when ensureing die sinking, and this stopping device is preferably symmetricly set on the two side of this mould.More preferably, two described stopping devices are respectively set on the two side of this mould, to ensure the reliability of location, see Fig. 1.
Described stopping device comprises guide rod 6 and pin 31, pin 41, guide rod 6 arranges along the die sinking direction of this mould, on it, offer the first hole clipping 61 and the second hole clipping 61 that himself length direction of Ngam arranges, pin 31, pin 41 are separately fixed on caster 3 and male model plate 4, and in the time of die sinking, pin 31, pin 41 will slide along the first hole clipping 6 and the second hole clipping 7 respectively.
Described stopping device is opening stroke for limiting caster 3, therefore the sliding stroke of pin 31, pin 41 is conditional, specifically pin 31, pin 41 respectively the sliding stroke sum in the first hole clipping 61 and the second hole clipping 62 equal die sinking distance desirable between caster 3 and male model plate 3.
The first hole clipping 61 on guide rail 6 and the second hole clipping 62 are preferably along guide rod 6 and are set in turn on same straight line, and the length sum of the first hole clipping 61 and the second hole clipping 62 just equals the die sinking distance between caster 3 and male model plate 4, as shown in Figure 2.
Concrete, the course of work of this device is:
When matched moulds, as shown in Figure 1, the bottom of the pin 31 on caster 3 in the first hole clipping 61, the top of the pin 41 on male model plate 4 in the second hole clipping 62.
When die sinking, after caster 3 and male model plate 4 separate, pin 41 on pin 31 and male model plate 4 on caster 3 is respectively along the first hole clipping 61 and the second hole clipping 62 relative slidings, until between caster 3 and male model plate 4, reached the die sinking set apart from time, the top of pin 31 in the first hole clipping 61,41 of the pins bottom in the second hole clipping 62, as shown in Figure 2, now, caster 3 and male model plate 4 are strained mutually, limit the distance between caster 3 and male model plate 4, prevented caster 3 resiliences.
Finally should be noted that; above embodiment is only in order to illustrate the technical scheme of the invention; but not restriction to the invention protection domain; although the invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical scheme of the invention, and not depart from essence and the scope of the invention technical scheme.
Claims (7)
1. three board molds of an improvement, comprise the upper mounted plate setting gradually, stripper plate, caster and male model plate, caster is connected by shutter with male model plate, it is characterized in that: the sidewall of this mould is provided with stopping device, described stopping device comprises guide rod and two pins, described guide rod arranges along the die sinking direction of mould, described guide rod offers the first hole clipping and the second hole clipping along its length, described two pins are fixed on described caster and described male model plate through described the first hole clipping and described the second hole clipping respectively, in the time of described caster and described male model plate die sinking, described two pins slide along described the first hole clipping and the second hole clipping respectively, die sinking distance between described caster and described male model plate equates in the sliding stroke sum of the first hole clipping and the second hole clipping respectively with described two pins, between caster and male model plate, be provided with backing plate.
2. three board molds of a kind of improvement according to claim 1, is characterized in that: described stopping device is symmetricly set in the two side of this mould.
3. three board molds of a kind of improvement according to claim 2, is characterized in that: the two side of this mould arranges respectively two described stopping devices.
4. three board molds of a kind of improvement according to claim 1, is characterized in that: described backing plate is fixed in described male model plate.
5. three board molds of a kind of improvement according to claim 1, is characterized in that: described backing plate is wear-resisting steel padding.
6. three board molds of a kind of improvement according to claim 1, is characterized in that: described the first hole clipping and described the second hole clipping are set in turn on same straight line along guide rod.
7. three board molds of a kind of improvement according to claim 6, is characterized in that: when die sinking, the die sinking distance between described caster and described male model plate equates with the length sum of described the first hole clipping and described the second hole clipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420139307.5U CN203844109U (en) | 2014-03-26 | 2014-03-26 | Improved three-plate mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420139307.5U CN203844109U (en) | 2014-03-26 | 2014-03-26 | Improved three-plate mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844109U true CN203844109U (en) | 2014-09-24 |
Family
ID=51557165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420139307.5U Expired - Fee Related CN203844109U (en) | 2014-03-26 | 2014-03-26 | Improved three-plate mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424380A (en) * | 2016-09-29 | 2017-02-22 | 东风（十堰）汽车部件有限公司 | Multi-position auxiliary quick-replacing base plate |
| CN110239033A (en) * | 2019-07-15 | 2019-09-17 | 安徽天舰文具科技有限公司 | It is a kind of to divide die worker to have for class mold |
-
2014
- 2014-03-26 CN CN201420139307.5U patent/CN203844109U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424380A (en) * | 2016-09-29 | 2017-02-22 | 东风（十堰）汽车部件有限公司 | Multi-position auxiliary quick-replacing base plate |
| CN110239033A (en) * | 2019-07-15 | 2019-09-17 | 安徽天舰文具科技有限公司 | It is a kind of to divide die worker to have for class mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tangxia Shitan Po Jiang Yuan Road 523717 Guangdong city of Dongguan province No. 189 Patentee after: DONGGUAN GOOD MARK NEW PRECISION TECHNOLOGY CO., LTD. Address before: Tangxia Shitan Po Jiang Yuan Road 523717 Guangdong city of Dongguan province No. 189 Patentee before: Dongguan Good Mark New Industrial Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20170326 |