CN212764506U - Secondary ejection injection mold - Google Patents
Secondary ejection injection mold Download PDFInfo
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- CN212764506U CN212764506U CN202021071441.8U CN202021071441U CN212764506U CN 212764506 U CN212764506 U CN 212764506U CN 202021071441 U CN202021071441 U CN 202021071441U CN 212764506 U CN212764506 U CN 212764506U
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- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 235000000396 iron Nutrition 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000001746 injection moulding Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides a secondary ejection injection mold, which comprises a fixed mold component, a movable mold component and a supporting component, wherein the fixed mold component, the movable mold component and the supporting component are sequentially arranged from top to bottom; the utility model discloses still include ejection assembly, ejection assembly includes: the ejector pin plate is positioned in the accommodating space formed by the supporting components, and the buckling machines are symmetrically arranged on two sides of the die along the central axis of the die; the utility model discloses an ejecting injection mold of secondary controls the ejecting order of product through detaining the machine, has realized that the secondary of product is ejecting, and it has made things convenient for the product drawing of patterns for production can be automatic, and the structure of having simplified the mould has moreover shortened the cycle that mould production was made.
Description
Technical Field
The utility model relates to an injection mold field especially relates to an anti ejecting injection mold of secondary.
Background
At present, the ejection action of the finished product taken out of the mould is basically completed at one time no matter a single or multi-component ejection mechanism is adopted. However, due to the special shape of the product or the requirement in mass production, if the product is still in the mold cavity after one-time ejection or cannot be automatically dropped, one-time ejection operation is required, and the number of ejection mechanisms is increased, which makes the mold mechanism complicated. Therefore, it is necessary to provide a further solution to the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secondary ejection die to overcome the not enough that exists among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: a secondary ejection injection mold comprises a fixed mold component, a movable mold component and a supporting component; the fixed die assembly, the movable die assembly and the supporting assembly are sequentially arranged from top to bottom; the movable module part includes: the movable mold comprises a movable mold core, a movable mold plate and a base plate, wherein a movable mold frame for accommodating the movable mold core is arranged on one surface, close to the fixed mold component, of the movable mold plate, the movable mold core is accommodated in the movable mold frame, and the base plate is fixedly connected to one surface, far away from the fixed mold component, of the movable mold plate; the support assembly includes: the lower ends of the square irons are fixedly and symmetrically connected to two sides of the upper surface of the bottom plate, the upper ends of the square irons are fixedly connected with the supporting plate, and the bottom plate, the square irons and the supporting plate form an accommodating space; still include ejection assembly, ejection assembly includes: the ejector plate is arranged in the accommodating space, the button machine comprises a button machine ejector rod, a button machine seat and an ejector block, the upper end of the button machine ejector rod is fixedly connected to the side face of the movable template, the upper end of the button machine seat is fixedly connected to the side face of the supporting plate, the button machine seat is provided with a first groove for the button machine ejector rod to slide, the side face of the ejector plate is provided with a second groove for accommodating the ejector block, a spring is arranged between the ejector block and the ejector plate, the lower end of the button machine seat, close to the ejector block, is provided with a first inclined surface, and one end, close to the button machine seat, of the ejector block is provided with a second inclined surface corresponding to the first inclined surface.
In one embodiment, the installing number of the fastening machines is at least two, and the fastening machines are symmetrically installed on the opening side of the accommodating space along the central axis of the mold
In one embodiment, at least two guide posts are fixedly arranged in the support plate, at least two first guide sleeves are arranged on the backing plate, at least two second guide sleeves are arranged on the movable die plate, and the support plate sequentially penetrates through the first guide sleeves and the second guide sleeves from bottom to top through the guide posts to connect the backing plate and the movable die plate
In one embodiment, the ejector plate is fixedly provided with at least two return rods, the return rods sequentially penetrate through the supporting plate, the base plate and the movable template from bottom to top, the lower ends of the return rods are fixedly connected to the ejector plate, the upper ends of the return rods are provided with positioning rings, and the upper surface of the movable template is provided with a first accommodating cavity for accommodating the positioning rings.
In one embodiment, the ejector plate is fixedly provided with at least two ejector rods, the ejector rods sequentially penetrate through the supporting plate, the base plate and the movable die plate from bottom to top, the lower ends of the ejector rods are fixedly connected to the ejector plate, and the upper ends of the ejector rods are fixedly connected to the movable die core.
In one embodiment, the base plate is fixedly provided with a first movable mold insert, and the first movable mold insert sequentially penetrates through the base plate, the movable mold plate and the movable mold core from bottom to top.
In one embodiment, a second movable mold insert is fixedly mounted on the support plate, the second movable mold insert is sleeved on the inner surface of the first movable mold insert, and the lower end of the second movable mold insert is fixedly connected to the upper surface of the support plate.
In one embodiment, the ejector pin plate is fixedly provided with an ejector rod insert, the upper end of the ejector rod insert is fixedly connected to the ejector pin plate, and the lower end of the ejector rod insert penetrates through the bottom plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the secondary ejection injection mold of the utility model utilizes the button machine to control the ejection sequence of the product, realizes the secondary ejection of the product, the first ejection ensures that the product is firstly separated from the place which has large holding force and is easy to stick the mold, and the second ejection ensures that the product is separated from the movable mold core; the mould has the advantages of facilitating demoulding of products, simplifying mould structures, facilitating continuous automatic production of the products and reducing the production cost and cycle of the moulds.
Drawings
FIG. 1 is a schematic perspective view of a double-ejection injection mold according to the present invention;
FIG. 2 is an exploded view of the movable mold assembly of the double-ejection injection mold of the present invention;
FIG. 3 is an exploded view of the support assembly and the ejection assembly of the secondary ejection injection mold of the present invention;
FIG. 4 is a schematic diagram comparing a first bevel and a second bevel of the sear of FIG. 3;
FIG. 5 is a schematic view of the operating condition of the button machine during the first ejection;
fig. 6 is a schematic view of the operating state of the button machine during the second ejection.
Reference is made to the accompanying drawings in which:
10-a stationary mold assembly;
20-a movable mould assembly, 21-a movable mould plate, 211-a movable mould frame, 212-a second guide sleeve, 213-a first accommodating cavity, 22-a backing plate, 221-a first guide sleeve, 23-a movable mould core, 231-a first movable mould insert and 232-a second movable mould insert;
30-support assembly, 31-bearing plate, 311-guide column, 32-square iron, 33-bottom plate;
40-ejection assembly, 41-ejector plate, 411-return rod, 4111-positioning ring, 412-ejection rod, 413-ejector rod insert, 414-second groove, 42-button machine, 421-button machine ejector rod, 422-button machine base, 4221-first groove, 4222-first inclined plane, 423-top block, 4231-spring and 4232-second inclined plane;
50-product.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The present invention will be described in detail with reference to embodiments shown in the drawings:
as shown in fig. 1, 2 and 3, the utility model provides a double-ejection die, which comprises a fixed die assembly 10, a movable die assembly 20 and a supporting assembly 30; the fixed die assembly 10, the movable die assembly 20 and the support assembly 30 are sequentially arranged from top to bottom.
The movable mold assembly 10 includes: the movable die comprises a movable die core 23, a movable die plate 21 and a backing plate 22, wherein a movable die frame 211 for containing the movable die core is arranged on one surface, close to the fixed die assembly 10, of the movable die plate 21, the movable die core 23 is contained in the movable die frame 211, four second guide sleeves 212 are symmetrically and fixedly arranged on the movable die plate, the backing plate 22 is fixedly connected to one surface, far away from the fixed die assembly 10, of the movable die plate 21, and four first guide sleeves 221 corresponding to the second guide sleeves 212 are fixedly arranged on the backing plate; the support assembly 30 includes: the supporting plate 31, the square iron 32 and the bottom plate 33, the lower end of the square iron 32 is fixedly and symmetrically connected to two sides of the upper surface of the bottom plate 33, the upper end of the square iron 32 is fixedly connected with the supporting plate 31, the supporting plate 31 is fixedly provided with four guide posts 311, the guide posts 311 are matched with the first guide sleeve 221 and the second guide sleeve 212, and the guide posts 311 sequentially penetrate through the first guide sleeve 311 and the second guide sleeve 212 to connect the supporting plate 31, the backing plate 22 and the movable die plate 21 together.
The utility model discloses still include ejecting subassembly 40, ejecting subassembly 40 includes: the ejector pin plate 41 and the button machine 42 are arranged in an accommodating space formed by the supporting plate 31, the square iron 32 and the bottom plate 33, the number of the button machine 42 is two, the button machine 42 is symmetrically arranged on the opening side of the accommodating space of the mold along the central axis of the mold, the button machine 42 comprises a button machine ejector rod 421, a button machine seat 422 and an ejector block 423, the upper end of the button machine ejector rod 421 is fixedly connected to the side surface of the movable mold plate 21, the upper end of the button machine seat 422 is fixedly connected to the side surface of the supporting plate 31, the button machine seat 422 is provided with a first groove 4221 for the sliding of the button machine ejector rod 421, the side surface of the ejector pin plate 41 is provided with a second groove 414 for accommodating the ejector block, a spring 4231 is arranged between the ejector block 423 and the ejector pin plate 41, a first inclined surface 4222 is arranged at the lower end of the button machine seat 422 close to the ejector block.
A return rod 411, an ejector rod 412 and an ejector rod insert 413 are fixedly mounted on the ejector plate 41, the lower end of the return rod 411 is fixedly mounted on the ejector plate 41, the upper end of the return rod 411 sequentially penetrates through the support plate 31, the backing plate 22 and the movable template 21, a positioning ring 4111 is fixedly connected to the upper end of the return rod 411 through bolts, and a first accommodating cavity 213 for accommodating the positioning ring 4111 is arranged on the upper surface of the movable template 21; the lower end of the ejector rod is fixedly arranged on the ejector plate 41, the upper end of the ejector rod sequentially penetrates through the supporting plate 31, the backing plate 22 and the movable template 21, and the upper end of the ejector rod is fixedly arranged on the movable mold core 23; one end of the ejector insert 413 is fixedly mounted on the ejector plate 41, and the other end of the ejector insert passes through the bottom plate 33 and is in threaded connection with an ejector (not shown) on the injection molding machine.
A first movable mold insert 231 is fixedly mounted on the backing plate 22, and the first movable mold insert 231 sequentially penetrates through the backing plate 22, the movable mold plate 21 and the movable mold core 23 from bottom to top; the second movable mold insert 232 is fixedly installed on the support plate 31, the second movable mold insert 232 is sleeved on the inner surface of the first movable mold insert, and the lower end of the second movable mold insert 232 is fixedly installed on the upper surface of the support plate 31.
As shown in fig. 1 the utility model discloses each essential element of secondary ejection injection mold sets gradually the order from bottom to top and is: the bottom plate 33, the ejector plate 41, the square iron 32, the supporting plate 31, the backing plate 22, the movable die plate 21, the movable die core 23 and the fixed die assembly 10, and the button machine 42 is installed on the side surface of the die. When the mold is produced on an injection molding machine, plastic in a molten state enters a mold cavity, the mold is cooled and molded, the fixed mold component 10 is separated from the movable mold component 20 under the driving of the injection molding machine, and then a top rod of the injection molding machine is in threaded connection with a top rod insert 413 to drive the ejection component 40 to eject a product 50; during the first ejection, the ejector rod drives the ejector pin plate 41 to eject towards the fixed die assembly 10, the ejector pin plate drives the ejector rod 412 and the ejector block 423 to move towards the fixed die assembly 10, as shown in fig. 5, the ejector block 423 abuts against the button machine ejector rod 421 to drive the backing plate 22 and the movable die plate 21 to move, meanwhile, the ejector rod 412 drives the movable die core 23 to move simultaneously with the backing plate 22 and the movable die plate 21, at this time, the first inclined surface 4222 is in contact with the second inclined surface 4232, in the movement process of the ejector block 423, the button machine base 422 pushes the ejector block 423 towards the ejector pin plate 41, the spring 4231 is compressed, the contact between the first inclined surface 4222 and the second inclined surface is gradually released, when the second movable die insert 232 is moved to a specified distance, the first inclined surface 4222 is released from the contact with the second inclined surface 4232, and at this time, the first ejection is completed; during the second ejection, as shown in fig. 6, the ejector block 423 is completely compressed into the second groove 414, at this time, the ejector block 423 does not abut against the ejector rod 421 of the buckle machine any more, the backing plate 22 and the movable die plate 21 stop moving, the ejector plate 41 continues to drive the movable die core 23 to move towards the fixed die assembly 10 through the ejector rod 412, when the product 50 moves to a specified distance, the first movable die insert is separated from the product 50, the ejector plate 41 stops moving, the second ejection is completed, and at this time, the product 50 can be taken out by a manipulator or manually; after the product 50 is taken out, the ejector rod of the injection molding machine drives the ejector pin 41 to return, the movable mold core 23 returns to the movable mold frame 211 under the drive of the ejector rod 412, then the ejector plate continuously drives the return rod 411 and the ejector rod 412 to return the base plate 22, the movable mold plate 21 and the movable mold core 23 to the original positions, and mold closing is carried out under the action of the injection molding machine, and at this time, a production cycle is completed.
Particularly, the utility model discloses a leading principle is through the ejecting order that detains machine 42 and control the mould, realizes that the secondary of product is ejecting, and it has made things convenient for the drawing of patterns of product, is favorable to the continuous automated production of product, simplifies the structure of mould and reduces the cost of mould production. And because the product appearance requires rigorously, can't adopt the ejecting scheme that ordinary thimble is ejected etc. and influence to the appearance, so adopted and ejected the mode different from conventional ejecting mode, it is an improvement of the ejection of traditional knockout plate, utilize the movable mould core 23 to promote the product 50 to break away from first mold insert 231 and second mold insert 232, this improvement has reduced the thickness of movable mould board 21 and movable mould core 23, has saved the material.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. A secondary ejection injection mold comprises a fixed mold component, a movable mold component and a supporting component, wherein the fixed mold component, the movable mold component and the supporting component are sequentially arranged from top to bottom; the movable mold assembly comprises: the movable mold comprises a movable mold core, a movable mold plate and a base plate, wherein a movable mold frame for accommodating the movable mold core is arranged on one surface, close to the fixed mold component, of the movable mold plate, the movable mold core is accommodated in the movable mold frame, and the base plate is fixedly connected to one surface, far away from the fixed mold component, of the movable mold plate; the support assembly includes: the lower ends of the square irons are fixedly and symmetrically connected to two sides of the upper surface of the bottom plate, the upper ends of the square irons are fixedly connected with the supporting plate, and the bottom plate, the square irons and the supporting plate form an accommodating space; the method is characterized in that: still include ejection assembly, ejection assembly includes: the ejector plate is arranged in the accommodating space, the button machine comprises a button machine ejector rod, a button machine seat and an ejector block, the upper end of the button machine ejector rod is fixedly connected to the side face of the movable template, the upper end of the button machine seat is fixedly connected to the side face of the supporting plate, the button machine seat is provided with a first groove for the button machine ejector rod to slide, the side face of the ejector plate is provided with a second groove for accommodating the ejector block, a spring is arranged between the ejector block and the ejector plate, the lower end of the button machine seat, close to the ejector block, is provided with a first inclined surface, and one end, close to the button machine seat, of the ejector block is provided with a second inclined surface corresponding to the first inclined surface.
2. The double ejection injection mold of claim 1, wherein the number of the fastening devices is at least two and the fastening devices are symmetrically mounted on the opening side of the accommodating space along the central axis of the mold.
3. The double ejection injection mold of claim 1, wherein at least two guide posts are fixedly installed in the support plate, at least two first guide sleeves are installed on the base plate, at least two second guide sleeves are installed on the movable mold plate, and the support plate passes through the first guide sleeves and the second guide sleeves from bottom to top sequentially through the guide posts to connect the base plate and the movable mold plate.
4. The double-ejection injection mold as claimed in claim 1, wherein the ejector plate is fixedly provided with at least two return rods, the return rods sequentially penetrate through the support plate, the backing plate and the movable mold plate from bottom to top, the lower ends of the return rods are fixedly connected to the ejector plate, the upper ends of the return rods are provided with positioning rings, and the upper surface of the movable mold plate is provided with a first accommodating cavity for accommodating the positioning rings.
5. The double-ejection injection mold of claim 1, wherein the ejector plate is fixedly provided with at least two ejector rods, the ejector rods sequentially penetrate through the support plate, the backing plate and the movable mold plate from bottom to top, the lower ends of the ejector rods are fixedly connected to the ejector plate, and the upper ends of the ejector rods are fixedly connected to the movable mold core.
6. The double-ejection injection mold of claim 1, wherein the base plate is fixedly provided with a first movable mold insert, and the first movable mold insert sequentially penetrates through the base plate, the movable mold plate and the movable mold core from bottom to top.
7. The double-ejection injection mold of claim 6, wherein a second movable mold insert is fixedly mounted on the support plate, the second movable mold insert is sleeved on the inner surface of the first movable mold insert, and the lower end of the second movable mold insert is fixedly connected to the upper surface of the support plate.
8. The double ejection injection mold of claim 1, wherein the ejector plate is fixedly mounted with an ejector pin insert, the upper end of the ejector pin insert is fixedly connected to the ejector plate, and the lower end of the ejector pin insert passes through the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021071441.8U CN212764506U (en) | 2020-06-11 | 2020-06-11 | Secondary ejection injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021071441.8U CN212764506U (en) | 2020-06-11 | 2020-06-11 | Secondary ejection injection mold |
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| CN212764506U true CN212764506U (en) | 2021-03-23 |
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| CN202021071441.8U Active CN212764506U (en) | 2020-06-11 | 2020-06-11 | Secondary ejection injection mold |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770880A (en) * | 2022-04-14 | 2022-07-22 | 深圳市集美模具科技有限公司 | Mould explosion is Ke ejection mechanism and injection mold |
| CN115056437A (en) * | 2022-06-15 | 2022-09-16 | 苏州双荣橡塑有限公司 | Injection mold release mechanism |
| CN116786789A (en) * | 2023-08-24 | 2023-09-22 | 浙江华朔科技股份有限公司 | Die casting die for new energy automobile products |
-
2020
- 2020-06-11 CN CN202021071441.8U patent/CN212764506U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770880A (en) * | 2022-04-14 | 2022-07-22 | 深圳市集美模具科技有限公司 | Mould explosion is Ke ejection mechanism and injection mold |
| CN114770880B (en) * | 2022-04-14 | 2023-02-10 | 深圳市集美模具科技有限公司 | Injection mold explosion Ke Dingchu mechanism |
| CN115056437A (en) * | 2022-06-15 | 2022-09-16 | 苏州双荣橡塑有限公司 | Injection mold release mechanism |
| CN116786789A (en) * | 2023-08-24 | 2023-09-22 | 浙江华朔科技股份有限公司 | Die casting die for new energy automobile products |
| CN116786789B (en) * | 2023-08-24 | 2023-12-19 | 浙江华朔科技股份有限公司 | Die casting die for new energy automobile products |
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Effective date of registration: 20240524 Address after: 516000, located on the west side of the first floor of Building 5, Huiyang Hengang Science and Technology Industrial Park, Danshui Yangna District, Huizhou City, Guangdong Province Patentee after: Huizhou Zhongyu Precision Mold Co.,Ltd. Country or region after: China Address before: 523000 1st floor, No.1 Workshop, 88 Xin'an Avenue, Ludong community, Humen Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN ZHONG ZHONG MOULD CO.,LTD. Country or region before: China |