CN112659491A - Multifunctional sliding block structure and injection mold thereof - Google Patents
Multifunctional sliding block structure and injection mold thereof Download PDFInfo
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- CN112659491A CN112659491A CN202011526921.3A CN202011526921A CN112659491A CN 112659491 A CN112659491 A CN 112659491A CN 202011526921 A CN202011526921 A CN 202011526921A CN 112659491 A CN112659491 A CN 112659491A
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- 239000007924 injection Substances 0.000 title claims abstract description 16
- 230000009471 action Effects 0.000 claims abstract description 8
- 230000001360 synchronised effect Effects 0.000 claims abstract description 3
- 238000003825 pressing Methods 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The invention provides a multifunctional sliding block structure and an injection mold thereof. The multifunctional slide block structure comprises a slide block, an inclined guide post and a driving device; the slider is provided with an inclined guide hole, the bottom of the inclined guide post is fixed on the fixed die plate, the inclined guide post is inserted into the inclined guide hole, and the driving device is used for driving the slider to slide along the inclined guide post. Compared with the prior art, the multifunctional sliding block structure provided by the invention can realize ejection of a product and disengagement of the buckle, can ensure the product quality, improves the production efficiency, and has the advantages of stable mold structure and reliable work. The synchronous action of the complex sliding block structure is ensured, the stability and the reliability are realized, and the sliding block moves more smoothly. The 4 sliding blocks are combined together, so that the core pulling tripping and the product ejection are realized at the same time, the whole core pulling action is ensured to be finished, the product is not dragged, the purpose of pulling the core and ejecting the product is achieved, and the deep cavity die is particularly suitable for deep cavity dies.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a multifunctional sliding block structure and an injection mold thereof.
Background
The traditional sliding block mechanism of the injection mold can only complete a single core-pulling function, and the ejection mechanism of the injection mold mainly comprises an ejection system consisting of an ejector pin, an inclined ejector, a push plate and the like. Outer barrel product of rotary drum washing machine both needs the slider to loose core and will the outer barrel product of rotary drum washing machine do ejecting action simultaneously, and traditional injection mold's mechanism can't satisfy the demand.
The patent numbers of Shenzhen Chuanwei precision science and technology Limited are: the patent of CN105397997B discloses a structure with ejection and core-pulling functions and an injection mold, wherein the structure with ejection and core-pulling functions comprises a push rod, a push square, a slide block and an inclined guide post, and the push rod penetrates through a lower template of the injection mold and is connected with the push square; the pushing part is used for pushing and ejecting an injection product, a sliding groove penetrating through the inner side and the outer side of the pushing part is concavely arranged on the upper end face of the pushing part, an avoidance hole penetrating through the bottom of the sliding groove is formed, and the sliding block is accommodated in the sliding groove in a matched mode and can slide outwards along the sliding groove; the sliding block is provided with a core drawing hole which extends from the lower end surface of the sliding block to the upper end surface of the sliding block from bottom to top in an inclined outer side manner; the lower end of the oblique guide pillar is fixed on the lower template, the upper end of the oblique guide pillar penetrates through the avoidance hole and then is matched with the core-pulling hole, and the extending direction of the oblique guide pillar is consistent with the extending direction of the core-pulling hole.
The schemes of the mold structure are many and are not listed; in summary, they all suffer from common disadvantages: 1. the sliding block is designed in a pushing square, the mechanical property of the pushing square is poor, and the sliding block is only suitable for a small sliding block; 2. large and heavy sliders cannot use this structure at all; 3. the structure is complex and cannot be suitable for a sliding block structure in a heavy and large mold.
The outer bucket product of impeller is dark frame type, the big slider in four sides, and four big sliders are heavy to have 2.5 tons, if push pedal upper band slider easily tenesmus for mould structure is unstable. In order to avoid product tripping and ejection strain and influence on product functions, how to provide a mold mechanism which can ensure product quality and product structural characteristics and enable a slider to complete core pulling and simultaneously eject a product becomes a great technical problem to be solved urgently by technical staff in the field.
Disclosure of Invention
In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a multifunctional slider structure that can eject a product and release a buckle.
The invention provides a multifunctional sliding block structure which comprises a sliding block, an inclined guide post and a driving device, wherein the inclined guide post is arranged on the sliding block; the slider is provided with an inclined guide hole, the bottom of the inclined guide post is fixed on the fixed die plate, the inclined guide post is inserted into the inclined guide hole, and the driving device is used for driving the slider to slide along the inclined guide post.
Preferably, the sliding blocks are provided with a plurality of sliding blocks, two adjacent sliding blocks are connected through a guide block, one end of the guide block is fixedly connected with one of the two sliding blocks, and the other end of the guide block is slidably connected with the other sliding block of the two sliding blocks.
Preferably, the sliding block comprises a first sliding block, a second sliding block, a third sliding block and a fourth sliding block which are sequentially arranged, and the first sliding block is respectively connected with the second sliding block and the fourth sliding block through two guide blocks; the third sliding block is respectively connected with the second sliding block and the fourth sliding block through another two guide blocks, and the four sliding blocks are enclosed to form a cavity capable of containing an injection molding product; the first sliding block and the third sliding block are respectively provided with a driving device, and the two driving devices respectively drive the first sliding block and the third sliding block to move and simultaneously drive the second sliding block and the fourth sliding block to synchronously move through the guide block.
Preferably, the driving device is an oil cylinder, oil inlets of the two oil cylinders are communicated, oil outlets of the two oil cylinders are communicated, so that the driving force of the two oil cylinders is the same, and the four sliders are ensured to act synchronously.
Preferably, the guide device further comprises a guide sleeve and a pressing block, the guide sleeve is arranged in the inclined guide hole, the pressing block is arranged on the sliding block, and the pressing block is used for preventing the guide sleeve from being separated from the inclined guide hole.
Preferably, the inclined guide post is further provided with a limiting meson.
Preferably, the sliding block is provided with a molded surface matched with an injection molding product.
Preferably, the surface of the sliding block is provided with a plurality of touch number references, and the oblique guide hole is processed according to the touch number references, so that the position, size and angle of the oblique guide hole are accurate.
The invention also provides an injection mold which comprises the multifunctional sliding block structure.
Preferably, the surface of the fixed die plate is provided with a plurality of collision number references, and the mounting holes of the inclined guide pillars are processed according to the collision number references, so that the position, the size and the angle of the mounting holes of the inclined guide pillars are accurate.
Compared with the prior art, the multifunctional sliding block structure provided by the invention can realize ejection of a product and disengagement of the buckle, can ensure the product quality, improves the production efficiency, and has the advantages of stable mold structure and reliable work. The synchronous action of the complex sliding block structure is ensured, the stability and the reliability are realized, and the sliding block moves more smoothly. By combining the 4 sliding blocks together, the core pulling and releasing are carried out while the product is ejected, so that the completion of the whole core pulling action is ensured, the product is not dragged, and the purpose of ejecting the product while pulling the core is achieved. The slider structure of this kind of scheme is particularly useful for dark chamber mould, and the package power is big when the ejecting drawing of patterns of product of this kind of mould production, and the product that need the slider to loose core all around adopts the equipotential principle, once only accomplishes slider and looses core dropout and the ejecting function of product, and simple structure is understandable, and the suitability is strong, and the motion is reliable and stable, guarantees product quality. Compared with the traditional die, the die has the advantages that the complex characteristics are not changed, the product is ejected without a push plate, the same effect is realized by core pulling and ejecting of the sliding block, the structure is stable, the assembly is easy, the applicability is strong, and the attractiveness of the product is ensured.
The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of non-limiting examples only and with reference to the accompanying drawings. Wherein:
fig. 1 is a schematic structural diagram of a multifunctional slider structure according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a slider according to an embodiment of the present invention;
FIG. 3 is a partial cross-sectional view of a slider provided in accordance with one embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of a slider and cylinder provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a multifunctional slider structure according to another embodiment of the present invention;
fig. 6 is a schematic structural diagram of a fixed mold plate according to an embodiment of the present invention.
Description of reference numerals:
1. an inclined guide post; 2. a slider; 3. an oil cylinder; 4. oblique guide holes; 5. a guide sleeve; 6. briquetting; 7. a limiting meson; 8. fixing a template; 9. producing a product; 10. reversing; 11. a guide block; 21. a first slider; 22. a second slider; 23. a third slider; 24. a fourth slider;
h1, H2, H3, H4, I1, I2, I3, I4, J1, J2 and J3, and the number of hits basis.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and more complete, the following technical solutions of the present invention will be described in detail, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the specific embodiments of the present invention belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the multifunctional slide block 2 structure provided by the invention comprises an inclined guide post 1, a slide block 2 and a driving device. Two inclined guide holes 4 are formed in the sliding block 2, the two inclined guide holes 4 are parallel to each other, correspondingly, two inclined guide pillars 1 matched with the two inclined guide holes 4 in the sliding block 2 are fixedly arranged on the fixed die plate 8, the two inclined guide pillars 1 are respectively inserted into the corresponding inclined guide holes 4, and the inclined guide pillars 1 play a role in guiding in the moving process of the sliding block 2; the top of the inclined guide post 1 is provided with a limiting meson 7, and the limiting meson 7 can play a limiting role in the movement of the slide block 2. The driving device is used for driving the slide block 2 to slide along the inclined guide post 1 and providing power for opening and closing the mold for the slide block 2; in this embodiment, the driving device is preferably an oil cylinder 3, and the oil cylinder 3 is arranged on the movable template. A plurality of sliding blocks 2 can be arranged, a plurality of guide blocks 11 can be independently arranged, and are not connected with each other to interfere with each other, as shown in fig. 1, two sliding blocks 2 are arranged, an oil cylinder 3 is respectively fixed on each of the two sliding blocks 2, and the oil cylinder 3 is used for driving the corresponding sliding block 2 to slide along the corresponding inclined guide post 1; the plurality of sliders 2 can also be connected with each other through the guide block 11 to form a whole, so that all the sliders 2 can move synchronously, as shown in fig. 4, 4 sliders 2 are provided, namely a first slider 21, a second slider 22, a third slider 23 and a fourth slider 24, two adjacent sliders 2 are connected through the guide block 11, one end of the guide block 11 is fixedly connected with one slider 2, and the other end of the guide block 11 is slidably connected with the other slider 2, for example, a horizontally placed guide block 11 is provided between the first slider 21 and the second slider 22, one end of the guide block 11 is fixed on the first slider 21, and the other end is inserted into a horizontally extending groove on the second guide block 11 to form a sliding connection with the second guide block 11; a horizontally placed guide block 11 is also arranged between the second sliding block 22 and the third sliding block 23, one end of the guide block 11 is fixed on the third sliding block 23, and the other end of the guide block 11 is inserted into a horizontally extending groove on the second guide block 11 to form sliding connection with the second guide block 11; the fourth slider 24 is connected to the first slider 21 and the third slider 23 in the manner described above, and the description thereof is omitted. The oil cylinders 3 are respectively arranged on the corresponding first slide block 21 and the third slide block 23, so that when the two oil cylinders 3 push the first slide block 21 and the third slide block 23 to move along the inclined guide post 1, the guide block 11 can drive the second slide block 22 and the fourth slide block 24 to synchronously move along the corresponding inclined guide post 1; in the moving process, the horizontal heights of the four sliding blocks 2 are synchronously lifted, and the four sliding blocks 2 can move when the distance is gradually enlarged. The 4 sliders 2 are combined together to wrap the product 9 in the middle; oil inlets of the two oil cylinders 3 are connected together, oil outlets are connected together, so that the driving force of the two oil cylinders 3 is the same, and the action synchronization of the 4 sliding blocks 2 is further ensured. According to the scheme, the 4 sliding blocks 2 are combined together, and the product 9 is ejected while the core is pulled to release, so that the whole core pulling action is guaranteed to be completed, the product 9 is not dragged, and the purpose of pulling the core and ejecting the product 9 is achieved. The slider 2 structure of this kind of scheme is particularly useful for dark chamber mould, and the package power is big when the ejecting drawing of patterns of product 9 of this kind of mould production, need slider 2 to loose core product 9 all around, adopts equipotential principle, once only accomplishes slider 2 and looses core dropout and the ejecting function of product 9, and simple structure is understandable, and the suitability is strong, and the motion is reliable and stable, guarantees product 9 quality.
As shown in fig. 3, a guide sleeve 5 is further arranged in the inclined guide hole 4, and the guide sleeve 5 plays a role in guiding the inclined guide post 1 of the slider 2; in order to prevent the guide sleeve 5 from being separated from the inclined guide hole 4 in the sliding process of the sliding block 2 along the inclined guide post 1, a pressing block 6 is further arranged on the sliding block 2, the guide sleeve 5 is pressed by the pressing block 6, and specifically, for example, the pressing block 6 can be arranged on the inner wall of the inclined guide hole 4 and abutted against the end part of the guide sleeve 5.
The inclined guide post 1 and the guide sleeve 5 play a key role in the movement process of the sliding block 2, so that the requirements on the positions and angles of the installation hole of the inclined guide post 1 and the inclined guide hole 4 are higher. (as shown in fig. 6), each group of inclined guide post 1 holes are processed on a fixed template 8, the number of collision references H1, H2, H3, H4, I1, I2, I3 and I4 are detected after processing, the precision of the control reference is plus or minus 0.01mm, and after the detection is qualified, the inclined guide post 1 mounting holes are processed according to the corresponding number of collision references, so that the position, the size and the angle of the inclined guide post 1 mounting holes are ensured to be accurate. The machining requirements of the holes of the guide sleeve 5 (as shown in figure 2) are that firstly, the collision number references J1, J2 and J3 are machined on the sliding block 2, the machining is detected, the precision of the control references is plus or minus 0.01mm, and after the detection is qualified, the inclined guide hole 4 is machined according to the corresponding collision number references, so that the position, the size and the angle of the inclined guide hole 4 are accurate. The position and angle precision of the diagonal guide post 1 and the guide sleeve 5 are controlled to ensure the stable motion of the slide block 2.
The multifunctional sliding block 2 provided by the invention can be applied to an injection mold. During demoulding, the oil cylinder 3 drives the sliding block 2 to move obliquely upwards along the oblique guide post 1 (the moving direction of the oil cylinder in fig. 3), core pulling and releasing are completed when the sliding block 2 reaches the position of the limiting meson 7, and the sliding block 2 drives the product 9 to move upwards (the moving direction of the product in fig. 3) through contact with the inverse buckle 10 of the product 9 when the sliding block 2 moves, so that the product is ejected together. When resetting, the oil cylinder 3 reversely drives the slide block 2 to return to the initial state, the slide block 2 is reset and completed, and the movable die and the fixed die start to close the die for next injection molding.
Finally, it should be noted that: the above embodiments and examples are only used to illustrate the technical solution of the present invention, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments and examples, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments or examples may still be modified, or some of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments or examples of the present invention.
Claims (10)
1. A multifunctional slide block structure is characterized by comprising a slide block, an inclined guide post and a driving device; the slider is provided with an inclined guide hole, the bottom of the inclined guide post is fixed on the fixed die plate, the inclined guide post is inserted into the inclined guide hole, and the driving device is used for driving the slider to slide along the inclined guide post.
2. The multifunctional sliding block structure according to claim 1, wherein a plurality of sliding blocks are arranged, two adjacent sliding blocks are connected through a guide block, one end of the guide block is fixedly connected with one of the two sliding blocks, and the other end of the guide block is slidably connected with the other sliding block.
3. The multifunctional slide block structure of claim 2, wherein the slide block comprises a first slide block, a second slide block, a third slide block and a fourth slide block which are arranged in sequence, and the first slide block is respectively connected with the second slide block and the fourth slide block through two guide blocks; the third sliding block is respectively connected with the second sliding block and the fourth sliding block through another two guide blocks, and the four sliding blocks are enclosed to form a cavity capable of containing an injection molding product; the first sliding block and the third sliding block are respectively provided with a driving device, and the two driving devices respectively drive the first sliding block and the third sliding block to move and simultaneously drive the second sliding block and the fourth sliding block to synchronously move through the guide block.
4. The multifunctional slider structure of claim 3, wherein the driving device is an oil cylinder, oil inlets of the two oil cylinders are communicated, and oil outlets of the two oil cylinders are communicated, so that the driving forces of the two oil cylinders are the same, and synchronous actions of the four sliders are ensured.
5. The multi-functional slider structure of any one of claims 1 to 4, further comprising a guide sleeve disposed within said slanted guide hole and a pressing block disposed on said slider, said pressing block for preventing said guide sleeve from coming out of said slanted guide hole.
6. The multifunctional slider structure of any one of claims 1-4, wherein a spacing meson is further disposed on the oblique guide post.
7. Multifunctional slider structure according to any of claims 1-4, characterized in that the slider is provided with a profile that fits the injection molded product.
8. The multi-functional slider structure of any one of claims 1 to 4, wherein the slider surface is provided with a plurality of number of hits, and the oblique guide hole is processed on the number of hits, thereby ensuring the position, size and angle of the oblique guide hole to be accurate.
9. An injection mold comprising the multi-functional slider structure of any of claims 1-8.
10. The injection mold according to claim 9, wherein the surface of the fixed mold plate is provided with a plurality of counting references, and the inclined guide post mounting hole is processed according to the counting references, so that the position, size and angle of the inclined guide post mounting hole are accurate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011526921.3A CN112659491B (en) | 2020-12-22 | Multifunctional sliding block structure and injection mold thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011526921.3A CN112659491B (en) | 2020-12-22 | Multifunctional sliding block structure and injection mold thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112659491A true CN112659491A (en) | 2021-04-16 |
| CN112659491B CN112659491B (en) | 2024-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536685A (en) * | 2022-03-29 | 2022-05-27 | 禧阅航空技术(上海)有限公司 | Injection mold for transportation frame |
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| CN102529036A (en) * | 2012-03-09 | 2012-07-04 | 宁波思迈工业科技有限公司 | Synchronous linkage opposite core pulling device |
| CN103009569A (en) * | 2012-12-26 | 2013-04-03 | 宁波市鄞州剑均机械科技有限公司 | Tee connector plastic mold |
| CN106696201A (en) * | 2015-08-19 | 2017-05-24 | 佛山市顺德区百年科技有限公司 | Sliding block linkage structure |
| CN207630440U (en) * | 2017-12-04 | 2018-07-20 | 保定市艾彼塑业制造有限公司 | Sliding block and jacking block sharing die structure |
| CN207696960U (en) * | 2017-12-04 | 2018-08-07 | 保定市艾彼塑业制造有限公司 | Multi-slide interlinked mechanism for injection mold |
| CN108839314A (en) * | 2018-06-05 | 2018-11-20 | 郭强 | A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely |
| CN111168941A (en) * | 2020-01-08 | 2020-05-19 | 浙江台州美多模具有限公司 | Four-slider core-pulling mechanism of injection mold |
| CN211334392U (en) * | 2019-10-23 | 2020-08-25 | 青岛海尔空调器有限总公司 | Blind core-pulling mechanism and multi-cavity injection mold |
| CN211542210U (en) * | 2019-11-01 | 2020-09-22 | 苏州特铭精密科技有限公司 | Core pulling mechanism and injection mold |
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529036A (en) * | 2012-03-09 | 2012-07-04 | 宁波思迈工业科技有限公司 | Synchronous linkage opposite core pulling device |
| CN103009569A (en) * | 2012-12-26 | 2013-04-03 | 宁波市鄞州剑均机械科技有限公司 | Tee connector plastic mold |
| CN106696201A (en) * | 2015-08-19 | 2017-05-24 | 佛山市顺德区百年科技有限公司 | Sliding block linkage structure |
| CN207630440U (en) * | 2017-12-04 | 2018-07-20 | 保定市艾彼塑业制造有限公司 | Sliding block and jacking block sharing die structure |
| CN207696960U (en) * | 2017-12-04 | 2018-08-07 | 保定市艾彼塑业制造有限公司 | Multi-slide interlinked mechanism for injection mold |
| CN108839314A (en) * | 2018-06-05 | 2018-11-20 | 郭强 | A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely |
| CN211334392U (en) * | 2019-10-23 | 2020-08-25 | 青岛海尔空调器有限总公司 | Blind core-pulling mechanism and multi-cavity injection mold |
| CN211542210U (en) * | 2019-11-01 | 2020-09-22 | 苏州特铭精密科技有限公司 | Core pulling mechanism and injection mold |
| CN111168941A (en) * | 2020-01-08 | 2020-05-19 | 浙江台州美多模具有限公司 | Four-slider core-pulling mechanism of injection mold |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536685A (en) * | 2022-03-29 | 2022-05-27 | 禧阅航空技术(上海)有限公司 | Injection mold for transportation frame |
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