CN215703607U - Injection mold structure with self-lubricating function - Google Patents
Injection mold structure with self-lubricating function Download PDFInfo
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- CN215703607U CN215703607U CN202121180772.XU CN202121180772U CN215703607U CN 215703607 U CN215703607 U CN 215703607U CN 202121180772 U CN202121180772 U CN 202121180772U CN 215703607 U CN215703607 U CN 215703607U
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- die
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- lower die
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- 238000002347 injection Methods 0.000 title claims abstract description 18
- 239000007924 injection Substances 0.000 title claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 238000001746 injection moulding Methods 0.000 claims abstract description 16
- 238000003860 storage Methods 0.000 claims abstract description 16
- 238000005461 lubrication Methods 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000007493 shaping process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 26
- 238000000605 extraction Methods 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the field of injection molds and discloses an injection mold structure with a self-lubricating function. The method comprises the following steps: the injection molding device comprises a die holder, wherein an upper die and a lower die matched with the upper die are arranged on the die holder, and an injection molding cavity is formed by the die assembly of the upper die and the lower die. Locate the side between last mould and the lower mould and take out the device, locate the automatic lubrication device in the lower mould, automatic lubrication device includes: spring holder, movable block, supporting spring, first magnet piece, activity extrusion piece, second magnet piece, oil storage chamber and through-hole. Through the setting of side take-out device and automatic lubrication device, when carrying out injection moulding product, the motion stroke department of side take-out device lubricates to at product shaping, the side take-out device withdraws from the back, reduces the friction and wear of side take-out device and mould, has improved the life and the product quality of mould.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to an injection mold structure with a self-lubricating function.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool for molding an article, the tool is composed of various parts, different molds are composed of different parts, the processing of the shape of the article is realized mainly through the change of the physical state of the molded material, and a core is a very important structure in the mold, a cavity is formed in the core, and the processing of the product shape is often completed in the cavity. The existing injection mold needs to be additionally provided with the side pulling device due to the complex structure of some products, but in the moving process of the side pulling device, the side pulling device can be seriously abraded with the mold, the normal product processing can be influenced after a long time, and the product quality is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an injection mold structure with a self-lubricating function, and through the arrangement of a side-pulling device and an automatic lubricating device, the movement stroke of the side-pulling device is lubricated during product injection, so that after the side-pulling device is withdrawn after a product is formed, the friction and the abrasion between the side-pulling device and a mold are reduced, and the service life of the mold is prolonged, and the product quality is improved.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
an injection mold structure with a self-lubricating function, comprising:
the injection molding device comprises a die holder, a die body and a die body, wherein an upper die and a lower die matched with the upper die are arranged on the die holder, and an injection molding cavity is formed by the die assembly of the upper die and the lower die;
locate go up the side between mould and the lower mould and take out the device, the side is taken out the device and is included: the side drawing sliding block is arranged between the upper die and the lower die, the inclined guide post is arranged on the upper die, is matched with the side drawing sliding block and extends into the lower die, the limiting pressing block is arranged on the upper die and is matched with the side drawing sliding block, and the withdrawing assembly is arranged on the lower die and is used for withdrawing the side drawing sliding block;
locate automatic lubrication installation in the lower mould, automatic lubrication installation includes: the device comprises a spring seat, a moving block, a supporting spring, a first magnet block, a movable extrusion block, a second magnet block, an oil storage cavity and a through hole, wherein the spring seat is arranged in the lower die and matched with the inclined guide post, the moving block is arranged on two sides of the spring seat and matched with the spring seat, the supporting spring is connected to one end of the moving block, the first magnet block is arranged on the moving block, the movable extrusion block is arranged at a position corresponding to the upper part of the first magnet block, the second magnet block is arranged on the movable extrusion block and is repelled by the same polarity as the first magnet block, the oil storage cavity is arranged at a position corresponding to the upper part of the movable extrusion block, and the through hole is formed in the lower die, is positioned at the bottom of the side drawing slide block and is communicated with the oil storage cavity.
Realize above-mentioned technical scheme, when the mould carries out the compound die, through the cooperation of oblique guide pillar and side extraction slider, spacing compact heap supports tightly the side extraction slider, make the one end and the cavity cooperation of moulding plastics of side extraction slider, realize the shaping of product, at the in-process of the downward motion of above-mentioned oblique guide pillar, the oblique guide pillar supports and withstands the spring holder, make the movable block carry out the level and remove about, supporting spring props and is compression state, first magnet moves towards the second magnet piece direction on the activity extrusion piece, because first magnet piece and second magnet piece are like nature, when first magnet piece is located the below corresponding position of second magnet piece, first magnet piece drive second magnet piece upward movement extrusion oil storage chamber, make oil outwards emerge from through-hole department. When the mold is separated, the side-pulling sliding block moves towards the direction far away from the injection molding cavity by withdrawing the assembly and matching with lubricating oil, so that the separation of the product is realized.
As a preferable aspect of the present invention, the withdrawing assembly includes: and the pull rod is arranged on the lower die and connected with the side drawing sliding block, and a return spring is sleeved on the pull rod.
According to the technical scheme, when the molds are separated, the pull rod is moved through the spring force generated by the return spring, and the side-pulling slide block is driven to withdraw from the injection molding cavity.
As a preferable scheme of the present invention, an oil filling port communicated with the oil storage chamber is provided in the lower die, and a sealing plug is provided at the oil filling port.
According to the technical scheme, the automatic lubricating function of the die is achieved through the arrangement.
As a preferable scheme of the utility model, an oil absorption sponge is fixedly arranged in the through hole, and the oil absorption sponge protrudes out of the through hole and contacts with the side pumping slide block.
According to the technical scheme, the oil absorption sponge is arranged, so that the requirement for moving the side pumping sliding block can be met, and the cost of lubricating oil is saved.
As a preferred scheme of the utility model, a push rod positioned at the bottom of the injection molding cavity is arranged in the lower die.
In conclusion, the utility model has the following beneficial effects: when the die is closed, through the cooperation of oblique guide pillar and side extraction slider, spacing compact heap supports tight side extraction slider, make the one end and the cavity cooperation of moulding plastics of side extraction slider, realize the shaping of product, in the in-process of above-mentioned oblique guide pillar downstream, the guide pillar supports to press the spring holder to one side, make the movable block move about the level, the supporting spring props and is the compression state, first magnet moves towards the second magnet piece direction on the activity extrusion piece, because first magnet piece and second magnet piece are the isosexual, when first magnet piece is located the below corresponding position of second magnet piece, first magnet piece drive second magnet piece upward movement extrusion oil storage chamber, make oil emerge outwards from through-hole department. When the mould separates, the side is taken out the slider and is removed towards the direction of keeping away from the cavity of moulding plastics through withdrawing from the subassembly and cooperation lubricating oil, makes the side take out the slider and removes, realizes the separation of product, through the aforesaid setting, lubricates to the motion stroke department of taking out the device to at the product shaping, the back is taken out to the side, reduces the friction and wear of taking out device and mould, has improved the life and the product quality of mould.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. a die holder; 2. a top rod; 3. a lower die; 4. injection molding a cavity; 5. a side drawing slide block; 6. a return spring; 7. a pull rod; 8. an inclined guide post; 9. an upper die; 10. a limiting compression block; 11. a spring seat; 12. a moving block; 13. a first magnet block; 14. a support spring; 15. a second magnet block; 16. extruding the block; 17. a sealing plug; 18. an oil storage chamber; 19. a through hole; 20. an oil absorbing sponge; 21. an oil filler.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the present invention is an injection mold structure with self-lubricating function, comprising: an upper die 9 and a lower die 3 matched with the upper die 9 are arranged on the die holder 1, and an injection molding cavity 4 is formed by the die assembly of the upper die 9 and the lower die 3.
Further, locate the side draw gear between last mould 9 and lower mould 3, the side draw gear includes: the side-pulling slide block 5 is arranged between the upper die 9 and the lower die 3, the inclined guide post 8 is arranged on the upper die 9, is matched with the side-pulling slide block 5 and extends into the lower die 3, the limiting pressing block 10 is arranged on the upper die 9 and is matched with the side-pulling slide block 5, and the withdrawing assembly is arranged on the lower die 3 and is used for withdrawing the side-pulling slide block 5.
Wherein, withdraw from the subassembly and include: and a pull rod 7 arranged on the lower die 3 and connected with the side drawing slide block 5, wherein a return spring 6 is sleeved on the pull rod 7. When the molds are separated, the pull rod 7 is driven to move by the spring force generated by the return spring 6, and the side-drawing slide block 5 is driven to withdraw from the injection molding cavity 4.
Further, locate the self-lubricate device in lower mould 3, the self-lubricate device includes: the device comprises a spring seat 11 arranged in the lower die 3 and matched with the inclined guide post 8, a moving block 12 arranged on two sides of the spring seat 11 and matched with the spring seat 11, a supporting spring 14 connected to one end of the moving block 12, a first magnet block 13 arranged on the moving block 12, a movable extrusion block 16 arranged at a corresponding position above the first magnet block 13, a second magnet block 15 arranged on the movable extrusion block 16 and repelled by the same poles of the first magnet block 13, an oil storage cavity 18 arranged at a corresponding position above the movable extrusion block 16, and a through hole 19 arranged at the bottom of the side-pulling slide block 5 in the lower die 3 and communicated with the oil storage cavity 18.
Wherein, be provided with the oil filler hole 21 with the intercommunication of oil storage chamber 18 in the lower mould 3, oil filler hole 21 department is provided with sealing plug 17, through above-mentioned setting, realizes the self-lubricate function of mould.
An oil absorption sponge 20 is fixedly arranged in the through hole 19, and the oil absorption sponge 20 protrudes out of the through hole 19 to be contacted with the side pumping slide block 5. Through the setting of oil absorption sponge 20, can not only satisfy the removal of side and take out slider 5 needs, practiced thrift the cost of lubricating oil moreover.
And an ejector rod 2 positioned at the bottom of the injection molding cavity 4 is arranged in the lower die 3.
In this embodiment, when the mold is closed, the inclined guide post 8 is matched with the side-pulling slider 5, the limit pressing block 10 abuts against the side-pulling slider 5, so that one end of the side-pulling slider 5 is matched with the injection cavity 4, and the product is molded, in the downward movement process of the inclined guide post 8, the inclined guide post 8 abuts against the spring seat 11, so that the moving block 12 moves horizontally and leftwards, the supporting spring 14 is supported in a compressed state, the first magnet block 13 moves towards the direction of the second magnet block 15 on the movable extrusion block 16, because the first magnet block 13 and the second magnet block 15 are of the same polarity, when the first magnet block 13 is located at the corresponding position below the second magnet block 15, the first magnet block 13 drives the second magnet block 15 to move upwards to extrude the oil storage cavity 18, so that oil is emitted from the through hole 19. When the mould separates, the side is taken out slider 5 and is removed towards the direction of keeping away from injection moulding cavity 4 through withdrawing from the subassembly and cooperation lubricating oil, makes the side take out slider 5, realizes the separation of product, through the aforesaid setting, lubricates to the motion stroke department of taking out the device to at the product shaping, after the side is taken out the device and is withdrawed from, reduce the side and take out the friction and wear of device and mould, improved the life and the product quality of mould.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides an injection mold structure with from lubricating function which characterized in that includes:
the injection molding device comprises a die holder, a die body and a die body, wherein an upper die and a lower die matched with the upper die are arranged on the die holder, and an injection molding cavity is formed by the die assembly of the upper die and the lower die;
locate go up the side between mould and the lower mould and take out the device, the side is taken out the device and is included: the side drawing sliding block is arranged between the upper die and the lower die, the inclined guide post is arranged on the upper die, is matched with the side drawing sliding block and extends into the lower die, the limiting pressing block is arranged on the upper die and is matched with the side drawing sliding block, and the withdrawing assembly is arranged on the lower die and is used for withdrawing the side drawing sliding block;
locate automatic lubrication installation in the lower mould, automatic lubrication installation includes: the lower die is provided with a spring seat, a moving block, a supporting spring, a first magnet block, a movable extrusion block, a second magnet block, an oil storage cavity and a through hole, the spring seat is arranged in the lower die and matched with the inclined guide post, the moving block is arranged on two sides of the spring seat and matched with the spring seat, the supporting spring is connected to one end of the moving block, the first magnet block is arranged on the moving block, the movable extrusion block is arranged at a position corresponding to the upper side of the first magnet block, the second magnet block is arranged on the movable extrusion block and is repelled by the same polarity of the first magnet block, the oil storage cavity is arranged at a position corresponding to the upper side of the movable extrusion block, and the through hole is formed in the lower die, is positioned at the bottom of the side drawing slide block and is communicated with the oil storage cavity.
2. The injection mold structure having a self-lubricating function according to claim 1, wherein the withdrawing assembly includes: and the pull rod is arranged on the lower die and connected with the side drawing sliding block, and a return spring is sleeved on the pull rod.
3. The injection mold structure with the self-lubricating function according to claim 1, wherein an oil filling port communicated with the oil storage cavity is formed in the lower mold, and a sealing plug is arranged at the oil filling port.
4. The injection mold structure with self-lubricating function of claim 1, wherein an oil absorption sponge is fixedly arranged in the through hole, and protrudes out of the through hole to contact with the side pumping slide block.
5. The injection mold structure with self-lubricating function according to claim 1, wherein a top bar is arranged in the lower mold and located at the bottom of the injection cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121180772.XU CN215703607U (en) | 2021-05-28 | 2021-05-28 | Injection mold structure with self-lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121180772.XU CN215703607U (en) | 2021-05-28 | 2021-05-28 | Injection mold structure with self-lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215703607U true CN215703607U (en) | 2022-02-01 |
Family
ID=80033105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121180772.XU Expired - Fee Related CN215703607U (en) | 2021-05-28 | 2021-05-28 | Injection mold structure with self-lubricating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215703607U (en) |
-
2021
- 2021-05-28 CN CN202121180772.XU patent/CN215703607U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |