CN112123643B - Double-slider core-pulling linkage mechanism - Google Patents
Double-slider core-pulling linkage mechanism Download PDFInfo
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- CN112123643B CN112123643B CN202011073536.8A CN202011073536A CN112123643B CN 112123643 B CN112123643 B CN 112123643B CN 202011073536 A CN202011073536 A CN 202011073536A CN 112123643 B CN112123643 B CN 112123643B
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- base
- sliding block
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- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/442—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with mechanical ejector or drive means therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The application discloses a double-slider core-pulling linkage mechanism which comprises a main slider, an auxiliary slider, a spring, a base, a slider seat, a fixed block and a shovel base, wherein a first end of the spring is supported on the wall of a first spring groove, and a second end of the spring is supported on the wall of a second spring groove; the base is supported at the bottoms of the main sliding block and the auxiliary sliding block, the fixed block is arranged at the tops of the main sliding block and the auxiliary sliding block, and the fixed block and the base are fixedly arranged; the sliding block seat is provided with a sliding groove, and the main body part of the auxiliary sliding block is partially accommodated in the sliding groove; the shovel base comprises a top and a rear portion, the top of the shovel base is arranged on the top side of the sliding block base, and the rear portion of the shovel base is arranged on the rear side of the sliding block base. The double-slider core-pulling linkage mechanism is relatively simple in structure, relatively low in manufacturing cost and high in production stability.
Description
Technical Field
The application relates to the technical field of molds, in particular to a double-slider core-pulling linkage mechanism.
Background
For the buckling position demoulding mode with two different mould opening directions in the product, the prior art is as follows: the main and auxiliary sliding blocks are matched with the slope guide rail with the slope dovetail groove, when the main sliding block moves towards the outer side horizontally, a gap can appear at the upper and lower positions of the matching surface of the slope guide rail, the auxiliary sliding block is pushed to move up and down on the inclined surface, and therefore the product is separated from the back-off. The heel main slide block is used for carrying out the disengagement of a second buckling position along the same direction. The defects of the prior art are as follows: 1. the structure is relatively complex, the requirements on the matching and processing of parts are relatively high, and the cost is relatively high; 2. the space requirement on the product is high, the product is required to have enough space for placing the structure, and the universality is not strong.
Disclosure of Invention
The technical problem that this application will solve lies in: the utility model provides a two slider link gear of loosing core, when appearing two kinds of not equidirectional knot positions in its product structure, how to realize fast and stable's drawing of patterns.
In order to solve the technical problem, the technical scheme of the application is as follows:
a double-slider core-pulling linkage mechanism comprises a main slider, an auxiliary slider, a spring, a base, a slider seat, a fixed block and a shovel base, wherein the auxiliary slider is provided with a body part and a guide post;
the main sliding block is provided with a first spring groove, the auxiliary sliding block is provided with a second spring groove, the spring is provided with a first end and a second end which are positioned at two opposite sides of the length direction of the spring, the first end of the spring is positioned in the first spring groove, the second end of the spring is positioned in the second spring groove, the first end of the spring is supported on the wall of the first spring groove, and the second end of the spring is supported on the wall of the second spring groove;
the base is supported at the bottoms of the main sliding block and the auxiliary sliding block, the fixed block is arranged at the tops of the main sliding block and the auxiliary sliding block, and the fixed block and the base are fixedly arranged;
the sliding block seat is provided with a sliding groove, and the main body part of the auxiliary sliding block is partially accommodated in the sliding groove;
the shovel base comprises a top and a rear portion, the top of the shovel base is arranged on the top side of the sliding block base, and the rear portion of the shovel base is arranged on the rear side of the sliding block base.
Compared with the prior art, the double-slider core-pulling linkage mechanism is relatively simple in structure, relatively low in manufacturing cost and higher in production stability; the universality is stronger than that of the prior art, the space requirement of the product is not too high, and more types of products can be satisfied.
Further, the slider seat is provided with a matching groove, the shovel base is provided with a matching part, the matching part is located in the matching groove, the matching part is provided with a matching inclined plane, and the matching inclined plane can support or separate from the tail end of the auxiliary slider.
Furthermore, the matching groove is dovetail-shaped, the auxiliary sliding block is provided with a protruding inclined surface exposed in the matching groove, and the protruding inclined surface can be matched with the matching inclined surface.
Furthermore, the fixed block is provided with an upwards-recessed clamping groove, and a part of the main sliding block and a part of the auxiliary sliding block are positioned in the clamping groove.
Further, the fixed block and the base are provided with threaded holes, and the fixed block and the base are fixed through screws.
Further, the slider holder has a front end portion, a first side portion and a second side portion connected to opposite sides of the front end portion in a width direction thereof with a space therebetween, and the engagement groove is formed between the first side portion, the second side portion and the front end portion.
Further, the first side part is provided with a first inclined plane inclined backwards, the second side part is provided with a second inclined plane inclined backwards, and the matching inclined plane of the shovel base can be in contact matching with the first inclined plane and the second inclined plane.
Furthermore, the base is provided with a lower surface which is a horizontal plane, the guide groove is obliquely arranged relative to the lower surface of the base, and the guide column is obliquely arranged relative to the lower surface of the base.
Furthermore, the first spring groove is obliquely arranged relative to the lower surface of the base, the second spring groove is obliquely arranged relative to the lower surface of the base, and the spring is obliquely arranged relative to the lower surface of the base.
Furthermore, the double-slider core-pulling linkage mechanism has a mold closing state and a mold opening state, wherein the spring is in a compression mode in the mold closing state, and is in a free state in the mold opening state.
Drawings
Fig. 1 is a schematic perspective view of a double-slider core-pulling linkage mechanism according to an embodiment of the present application.
Fig. 2 is a partial perspective view of the double-slider core-pulling linkage mechanism according to the embodiment of the application.
FIG. 3 is a partially exploded view of the dual slide block core pulling linkage mechanism according to the embodiment of the present application.
FIG. 4 is a schematic cross-sectional view of a first state of the dual slider core pulling linkage mechanism according to the embodiment of the application.
FIG. 5 is a schematic cross-sectional view of a second state of the dual slide block core pulling linkage mechanism according to the embodiment of the application.
FIG. 6 is a perspective view of the main slider and the sub-slider according to the embodiment of the present application.
FIG. 7 is an exploded view of the primary and secondary sliders according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the terms "first," "second," and the like as used in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Similarly, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one; "plurality" means two or more than two. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items.
As shown in fig. 1 to 7, the dual slider core pulling linkage 100 includes a main slider 11, an auxiliary slider 12, a spring 13, a base 14, a slider holder 15, a shovel base 16, and a fixed block 17.
The sub-slider 12 has a main body 121 and a guiding post 122, the main slider 11 has a guiding groove 111, the guiding post 122 is inserted into the guiding groove 111, and the main body 121 is located outside the guiding groove 111 of the main slider 11.
The main slider 11 includes a first body portion 112 and a second body portion 113, the first body portion 112 and the second body portion 113 are formed in a stepped manner, and the first body portion 112 is higher than the second body portion 113. Main slide 11 includes a rib 114 at its forward end, rib 114 forming a recess 115. The sub slider 12 is connected to the rear end of the main slider 11.
The main slider 11 has a first spring groove 116, the sub-slider 12 has a second spring groove 123, the spring 13 has a first end 131 and a second end 132 located at opposite sides of the length of the spring 13, the first end 131 of the spring 13 is located in the first spring groove 116, the second end 132 of the spring 13 is located in the second spring groove 123, the first end 131 of the spring 13 is supported by the first spring groove wall 113, and the second end 132 of the spring 13 is supported by the second spring groove wall 124. The spring 13 can realize the matching and the separation of the main slide block 11 and the auxiliary slide block 12, and the structure is simple.
The base 14 is supported at the bottom of the main sliding block 11 and the auxiliary sliding block 12, the fixing block 17 is arranged at the top of the main sliding block 11 and the auxiliary sliding block 12, and the fixing block 17 and the base 14 are fixedly arranged. The slider holder 15 has a slide groove 151, and the slide groove 151 is substantially in a recessed shape. The main body 121 of the sub slider 12 is partially accommodated in the sliding groove 151. Shovel base 16 includes a top portion 161 and a rear portion 162, where top portion 161 of shovel base 16 is disposed on the top side of slider holder 15, and rear portion 162 of shovel base 16 is disposed on the rear side of slider holder 15.
The slider holder 15 has a mounting groove 150 and a fitting groove 151, and the scoop base 16 has a fitting portion located at the fitting groove 151, the fitting portion having a fitting inclined surface capable of supporting or disengaging the tip of the sub-slider 12. The matching groove 151 is dovetail-shaped, the auxiliary sliding block 12 is provided with a convex inclined surface 125 exposed in the matching groove 151, and the convex inclined surface 125 can be matched with the matching inclined surface. The sub slider 12 is at least partially mounted to the mounting groove 150.
The fixed block 17 has a slot 171 recessed upward, and a portion of the main slider 11 and a portion of the sub slider 12 are located in the slot 171. The fixing block 17 and the base 14 each have a threaded hole 18, and the fixing block 17 and the base 14 are fixed by screws (not shown). The slider holder 15 has a front end 152, a first side 153 and a second side 154, the first side 153 and the second side 154 are connected to opposite sides of the front end 152 in a width direction, a space is provided between the first side 153 and the second side 154, and the fitting groove 151 is formed between the first side 153, the second side 154 and the front end 152.
The first side portion 153 has a first inclined surface 155 inclined rearward, the second side portion 154 has a second inclined surface 156 inclined rearward, and a mating inclined surface (not shown) of the shovel base 16 can be in contact-mating with the first inclined surface 155 and the second inclined surface 156. The first inclined surface 155 and the second inclined surface 156 are substantially parallel or the extension planes coincide with each other. The base 14 has a lower surface 141 with a horizontal plane, the guide slot 111 is disposed obliquely relative to the lower surface 141 of the base 14, and the guide post 122 is disposed obliquely relative to the lower surface 141 of the base 14.
The first spring groove 116 is disposed obliquely to the lower surface 141 of the base 14, the second spring groove 123 is disposed obliquely to the lower surface 141 of the base 14, and the spring 13 is disposed obliquely to the lower surface 141 of the base 14. The double-slider core-pulling linkage mechanism 100 has a mold closing state and a mold opening state, wherein the spring 13 is in a compression mode in the mold closing state, and the spring is in a free state in the mold opening state.
The installation steps are as follows: 1. the sub-slider 12 is first installed in the tunnel of the main slider 11 so that it can smoothly slide in the tunnel. The spring 13 is mounted in a spring groove between the main and auxiliary sliders. 2. The main and auxiliary slide block mechanisms are positioned and installed on the base 14, and are positioned by the fixing block 17 and the screws are locked. 3. And then the sliding block seat 15 is connected and fixed with the integral mechanism which is installed in front, so that the whole sliding mechanism is assembled.
Description of the operating principle: the mold clamping force during mold clamping is applied to the auxiliary sliding block through the shovel base, so that the auxiliary sliding block moves forwards in the inclined tunnel, and the main sliding block and the auxiliary sliding block reach the set positions simultaneously after the mold is completely closed. After the forming is finished, the mold is opened, the shovel base 16 arranged on one side of the female mold is separated from the contact surface of the auxiliary sliding block 12, at the moment, the spring arranged between the main sliding block and the auxiliary sliding block starts to release the elastic force, the auxiliary sliding block is retreated to the preset position, and the separation of the first buckling position of the product is realized. Then, the shovel base 16 stirs the sliding block seat 15 under the action of opening the die, and the main sliding block and the auxiliary sliding block which are arranged on the sliding block seat 15 move along the sliding block seat in the horizontal direction, so that the second buckling position of the product is separated.
The structure has the advantages compared with the prior art:
1. the structure is relatively simple, the manufacturing cost is relatively low, and the production stability is higher.
2. The universality is stronger than that of the prior art, the space requirement of the product is not too high, and more types of products can be satisfied.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and within the scope of the present invention.
Claims (10)
1. The double-slider core-pulling linkage mechanism is characterized by comprising a main slider, an auxiliary slider, a spring, a base, a slider seat, a fixed block and a shovel base, wherein the auxiliary slider is provided with a main body part and a guide column;
the main sliding block is provided with a first spring groove, the auxiliary sliding block is provided with a second spring groove, the spring is provided with a first end and a second end which are positioned at two opposite sides of the length direction of the spring, the first end of the spring is positioned in the first spring groove, the second end of the spring is positioned in the second spring groove, the first end of the spring is supported on the wall of the first spring groove, and the second end of the spring is supported on the wall of the second spring groove;
the base is supported at the bottoms of the main sliding block and the auxiliary sliding block, the fixed block is arranged at the tops of the main sliding block and the auxiliary sliding block, and the fixed block and the base are fixedly arranged;
the sliding block seat is provided with a sliding groove, and the main body part of the auxiliary sliding block is partially accommodated in the sliding groove;
the shovel base comprises a top and a rear portion, the top of the shovel base is arranged on the top side of the sliding block base, and the rear portion of the shovel base is arranged on the rear side of the sliding block base.
2. The dual slider core pulling linkage mechanism of claim 1, wherein: the sliding block seat is provided with a matching groove, the shovel base is provided with a matching part, the matching part is located in the matching groove, the matching part is provided with a matching inclined plane, and the matching inclined plane can support or separate from the tail end of the auxiliary sliding block.
3. The dual slider core pulling linkage mechanism of claim 2, wherein: the matching groove is in a dovetail shape, the auxiliary sliding block is provided with a protruding inclined plane which is exposed in the matching groove, and the protruding inclined plane can be matched with the matching inclined plane.
4. The dual slider core pulling linkage mechanism of claim 2, wherein: the fixed block is provided with an upwards-recessed clamping groove, and the part of the main sliding block and the part of the auxiliary sliding block are positioned in the clamping groove.
5. The dual slider core pulling linkage mechanism of claim 4, wherein: the fixed block and the base are both provided with threaded holes, and the fixed block and the base are fixed through screws.
6. The dual slider core pulling linkage mechanism of claim 5, wherein: the slider seat has a front end portion, a first side portion and a second side portion, the first side portion and the second side portion are connected to opposite sides of the front end portion in the width direction, a space is formed between the first side portion and the second side portion, and the engaging groove is formed between the first side portion, the second side portion and the front end portion.
7. The dual slider core pulling linkage mechanism of claim 6, wherein: the first side part is provided with a first inclined plane inclined backwards, the second side part is provided with a second inclined plane inclined backwards, and the matching inclined plane of the shovel base can be in contact matching with the first inclined plane and the second inclined plane.
8. The dual slider core pulling linkage mechanism of claim 7, wherein: the base is provided with a lower surface which is a horizontal plane, the guide groove is obliquely arranged relative to the lower surface of the base, and the guide column is obliquely arranged relative to the lower surface of the base.
9. The dual slider core pulling linkage mechanism of claim 8, wherein: the first spring groove is obliquely arranged relative to the lower surface of the base, the second spring groove is obliquely arranged relative to the lower surface of the base, and the spring is obliquely arranged relative to the lower surface of the base.
10. The dual slider core pulling linkage mechanism of claim 9, wherein: the double-slider core-pulling linkage mechanism has a die assembly state and a die opening state, wherein the spring is in a compression mode in the die assembly state, and the spring is in a free state in the die opening state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073536.8A CN112123643B (en) | 2020-10-09 | 2020-10-09 | Double-slider core-pulling linkage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073536.8A CN112123643B (en) | 2020-10-09 | 2020-10-09 | Double-slider core-pulling linkage mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112123643A CN112123643A (en) | 2020-12-25 |
| CN112123643B true CN112123643B (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011073536.8A Active CN112123643B (en) | 2020-10-09 | 2020-10-09 | Double-slider core-pulling linkage mechanism |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06155528A (en) * | 1992-11-19 | 1994-06-03 | Sekisui Chem Co Ltd | Mold |
| JPH08281718A (en) * | 1995-04-17 | 1996-10-29 | Sekisui Chem Co Ltd | Injection mold |
| JP2002113748A (en) * | 2000-10-06 | 2002-04-16 | Sekisui Chem Co Ltd | Mold for injection molding |
| CN202156006U (en) * | 2011-07-08 | 2012-03-07 | 富港电子（东莞）有限公司 | Side core-pulling device |
| CN102528974B (en) * | 2012-01-18 | 2014-07-30 | 东莞捷荣技术股份有限公司 | Core-pulling slide structure of tunnel of hot-runner mold |
| CN103358489A (en) * | 2013-07-17 | 2013-10-23 | 台州市凯华塑业有限公司 | Injection mold sliding block combined-type secondary side core pulling mechanism |
| CN204450953U (en) * | 2015-01-07 | 2015-07-08 | 上海鑫祐数控模具技术有限公司 | A kind of machinery safety slide |
| CN205130202U (en) * | 2015-09-07 | 2016-04-06 | 深圳市冠旭电子有限公司 | Core -pulling mechanism |
| CN206913532U (en) * | 2017-06-21 | 2018-01-23 | 东莞市贝禹电子科技有限公司 | A kind of structure of special Inner slide core pulling |
| CN109849271A (en) * | 2018-12-11 | 2019-06-07 | 杭州禾声科技有限公司 | A kind of mold improving line position arrangement by change shovel base two sides dovetail |
| CN210362294U (en) * | 2019-05-27 | 2020-04-21 | 东莞烨嘉电子科技有限公司 | Step-by-step core pulling structure for injection mold |
| CN110394949B (en) * | 2019-08-23 | 2024-06-25 | 固特科工业塑料件科技(深圳)有限公司 | Injection mold of integral type closed impeller |
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2020
- 2020-10-09 CN CN202011073536.8A patent/CN112123643B/en active Active
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