CN204844739U - Demoulding mechanism of mould behind hydro -cylinder - Google Patents
Demoulding mechanism of mould behind hydro -cylinder Download PDFInfo
- Publication number
- CN204844739U CN204844739U CN201520393553.8U CN201520393553U CN204844739U CN 204844739 U CN204844739 U CN 204844739U CN 201520393553 U CN201520393553 U CN 201520393553U CN 204844739 U CN204844739 U CN 204844739U
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- CN
- China
- Prior art keywords
- groove
- shovel base
- base
- oil cylinder
- groove shovel
- 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 - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a demoulding mechanism of mould behind hydro -cylinder, shovel the base, prevent moving back fixing base and slider including guide block, T groove, prevent moving back being equipped with between fixing base and the lower mould T groove shovel base, the cross -section of T groove shovel base be a right angled triangle, the inclined plane of T groove shovel base and surface contact on the slider, the hydro -cylinder is horizontal set up and through the connecting block with the right angle face of T groove shovel base connect another right angle face of T groove shovel base and the last surface contact who prevents moving back the fixing base. This neotype guide block can increase the slip distance of slider through setting up the slant passageway, based on the inclined plane of T groove shovel base, can make atress between the two more stable simultaneously, T groove shovel base, slider have adopted the cascaded surface, and it has been offset and has penetrated gluey pressure variation when moulding plastics and make the basic recessional pressure of T groove shovel, make when moulding plastics demould more steadily, and the cascaded surface of second order sets up from bottom to top, can prevent more that the slider from taking place can't keep out the problem that takes place anatrepsis because of the smooth surface.
Description
Technical field
The utility model relates to mould applications, particularly a kind of mould for automobile injection moulding.
Background technology
In existing cylinder structure, shovel base row position is solve the problem retreated, increase the model of oil cylinder, but this also solves injection not exclusively up hill and dale and brings pressure and the problem that makes it retreat, because injection machine is when loosing core, when carrying out restoring movement after oil pressure quits work, oil pressure can reduce greatly, can not solve shovel base row position completely and retreats problem, and also can cause the uncertain factor of backward travel so add large tank; Moreover the uncertain factor that oil cylinder strengthens model and backward travel needs die trial repeatedly, thus die manufacturing cost can be made to increase.
Utility model content
The utility model, for the deficiency in above-mentioned background, now provides the mould emptier of shovel position, base row position, a kind of more convenient location.
Its technical scheme realized is as follows:
A kind of mould emptier of oil cylinder rear mold, comprise upper die and lower die, oil cylinder and contiguous block, it also comprises guide pad, T groove shovel base, anti-back holder and slide block, be provided with described T groove between anti-back holder and counterdie and shovel base, the cross section of described T groove shovel base is a right angled triangle, the inclined-plane of T groove shovel base contacts with described slide block upper surface, and described slide block is each passed through guide pad and counterdie; Oil cylinder horizontally set and being connected by the right-angle surface that contiguous block and described T groove shovel base, another right-angle surface of T groove shovel base contacts with the upper surface of anti-back holder.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, be a slanted channel in the middle part of described guide pad, described sliding block inclined is to passing described slanted channel.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, the side of described anti-back holder is spacing sidewall, and upper surface is a depression.
As the further description to above-mentioned anti-back holder, arrange a wear-resistant block in depression, described wear-resistant block upper surface is concordant with the upper surface of anti-back holder.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, the upper surface of described slide block is a cascaded surface, and the Beveled ends shape of T groove shovel base is corresponding with the cascaded surface of the upper surface of described slide block.
The beneficial effects of the utility model are: guide pad, by arranging slanted channel, can increase the sliding distance of slide block, and simultaneously based on the inclined-plane of T groove shovel base, what can make between the two is stressed more stable; Wear-resistant block is set, the service life of anti-back holder can be made more permanent; T groove shovel base, slide block have employed cascaded surface, the pressure change of injection when it counteracts injection moulding and the pressure that makes T groove shovel base retreating, more steady when making injection moulding move back mould, and the cascaded surface of second order is arranged from bottom to top, more the problem that oppositely movement occurs because even surface cannot be kept out can occur anti-limited slip block.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation that T groove shovel base contacts with spacing sidewall;
Fig. 2 is the status architecture schematic diagram that T groove shovel base and spacing sidewall are separated;
Fig. 3 is another status architecture schematic diagram that T groove shovel base and spacing sidewall are separated;
Fig. 4 is the cross-sectional view of slide block.
Detailed description of the invention
As Figure 1-4, the mould emptier of a kind of oil cylinder rear mold described in the utility model, comprise patrix 1, counterdie 2, oil cylinder 3 and contiguous block 9, it also comprises guide pad 6, T groove shovel base 7, anti-back holder 4 and slide block 5, be provided with described T groove between anti-back holder 4 and counterdie 2 and shovel base 7, the cross section of described T groove shovel base 7 is a right angled triangle, and the inclined-plane of T groove shovel base 7 contacts with described slide block 5 upper surface, and described slide block 5 is each passed through guide pad 6 and counterdie 2; Oil cylinder 3 horizontally set and being connected with the right-angle surface that described T groove shovels base 7 by contiguous block 9, another right-angle surface that T groove shovels base 7 contacts with the upper surface of anti-back holder 4.When carrying out loosing core action, oil cylinder 3 passes through horizontally set, it drives T groove to shovel base 7 by contiguous block 9 and first to move one section of diastema distance, after moving to certain distance, the distance of T groove shovel base 7 inclined-plane and counterdie 2 increases gradually, now, slide block 5 can be glided voluntarily by Action of Gravity Field, thus shifts out counterdie 2 gradually.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, be a slanted channel in the middle part of described guide pad 6, described slide block 5 is oblique through described slanted channel.By arranging slanted channel, can increase the sliding distance of slide block 5, simultaneously based on the inclined-plane of T groove shovel base 7, what can make between the two is stressed more stable.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, the side of described anti-back holder 4 is spacing sidewall 41, and upper surface is a depression.This spacing sidewall 41 is set, can to T groove shovel base 7 move left spacing, prevent excessively mobile and mold damage or product.
As the further description to above-mentioned anti-back holder, arrange a wear-resistant block 8 in depression, described wear-resistant block 8 upper surface is concordant with the upper surface of anti-back holder 4.This wear-resistant block 8 can make the service life of anti-back holder 4 more permanent.
As further describing of the mould emptier to above-mentioned a kind of oil cylinder rear mold, with reference to Fig. 4, the upper surface of described slide block 5 is that the Beveled ends shape of cascaded surface 51, a T groove shovel base 7 is corresponding with the cascaded surface of the upper surface of described slide block 5.
Owing to have employed cascaded surface, the pressure change of injection when it counteracts injection moulding and the pressure that makes T groove shovel base retreating, more steady when making injection moulding move back mould, and the cascaded surface of second order is arranged from bottom to top, more the problem that oppositely movement occurs because even surface cannot be kept out can occur anti-limited slip block 5.
The announcement of book and enlightenment according to the above description, the utility model those skilled in the art can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the utility model is not limited to the detailed description of the invention of above-mentioned announcement and description, and the basic transformation of all various mechanisms done based on this patent, also should include in the protection domain of claim of the present utility model.In addition, although employ some specific terms in this description, these terms, just in order to more convenient explanation, can not form any restriction to the utility model.
Claims (5)
1. the mould emptier of an oil cylinder rear mold, comprise upper die and lower die, oil cylinder and contiguous block, it is characterized in that: also comprise guide pad, T groove shovel base, anti-back holder and slide block, be provided with described T groove between anti-back holder and counterdie and shovel base, the cross section of described T groove shovel base is a right angled triangle, the inclined-plane of T groove shovel base contacts with described slide block upper surface, and described slide block is each passed through guide pad and counterdie; Oil cylinder horizontally set and being connected by the right-angle surface that contiguous block and described T groove shovel base, another right-angle surface of T groove shovel base contacts with the upper surface of anti-back holder.
2. the mould emptier of a kind of oil cylinder rear mold according to claim 1, is characterized in that: be a slanted channel in the middle part of described guide pad, and described sliding block inclined is to passing described slanted channel.
3. the mould emptier of a kind of oil cylinder rear mold according to claim 1, is characterized in that: the side of described anti-back holder is spacing sidewall, and upper surface is a depression.
4. the mould emptier of a kind of oil cylinder rear mold according to claim 3, is characterized in that: arrange a wear-resistant block in depression, and described wear-resistant block upper surface is concordant with the upper surface of anti-back holder.
5. the mould emptier of a kind of oil cylinder rear mold according to claim 1, is characterized in that: the upper surface of described slide block is a cascaded surface, and the Beveled ends shape of T groove shovel base is corresponding with the cascaded surface of the upper surface of described slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520393553.8U CN204844739U (en) | 2015-06-09 | 2015-06-09 | Demoulding mechanism of mould behind hydro -cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520393553.8U CN204844739U (en) | 2015-06-09 | 2015-06-09 | Demoulding mechanism of mould behind hydro -cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204844739U true CN204844739U (en) | 2015-12-09 |
Family
ID=54735329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520393553.8U Expired - Fee Related CN204844739U (en) | 2015-06-09 | 2015-06-09 | Demoulding mechanism of mould behind hydro -cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204844739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729734A (en) * | 2016-04-29 | 2016-07-06 | 宁海金辉模塑有限公司 | Retreating prevention mechanism for internal-pulling slide block |
| CN108790044A (en) * | 2018-05-22 | 2018-11-13 | 广东美的精密模具科技有限公司 | Mold |
-
2015
- 2015-06-09 CN CN201520393553.8U patent/CN204844739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729734A (en) * | 2016-04-29 | 2016-07-06 | 宁海金辉模塑有限公司 | Retreating prevention mechanism for internal-pulling slide block |
| CN108790044A (en) * | 2018-05-22 | 2018-11-13 | 广东美的精密模具科技有限公司 | Mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20190609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |