CN219405281U - Mould structure convenient to drawing of patterns - Google Patents
Mould structure convenient to drawing of patterns Download PDFInfo
- Publication number
- CN219405281U CN219405281U CN202320368106.1U CN202320368106U CN219405281U CN 219405281 U CN219405281 U CN 219405281U CN 202320368106 U CN202320368106 U CN 202320368106U CN 219405281 U CN219405281 U CN 219405281U
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- demolding
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- chassis
- side wall
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a mold structure convenient for demolding, which comprises a mold main body, wherein a demolding assembly is arranged at the lower end of the mold main body, and an auxiliary demolding mechanism is arranged between the upper end of the demolding assembly and the inner side wall of the mold main body; the upper end of the die main body is connected with a cover through a hinge; the utility model has simple structure and reasonable design, realizes smooth taking out when serious adhesion occurs between the die and the product, does not hurt the main body of the product by demolding in a mode of heating and softening the outer side of the product, and the spring can automatically eject the product when the product is softened to a critical value, so that the condition of damaging the product by overheating is avoided, the product and the die are effectively protected, the rejection rate of the product and the die is reduced, the production cost is saved, and meanwhile, the quick demolding under the slightly adhered state of the main body 1 of the die and the product is realized.
Description
Technical Field
The utility model relates to the technical field of mold equipment, in particular to a mold structure convenient for demolding.
Background
Injection molding, also called injection molding, is a molding method for injection and molding, and has the advantages of high production speed and high efficiency, and can be operated to realize automation of injection molding of plastic materials which are completely melted by stirring with a screw at a certain temperature, injection molding of the plastic materials into a mold cavity with high pressure, and cooling and solidification of the plastic materials to obtain a molded product.
The prior art has the following defects:
the ejector pin can be left in the injection mold commonly used at present when the development, can take out the product from the mould through promoting the ejector pin after the product cooling shaping generally, if adhesion takes place between the inside wall of product and mould, increase the dynamics of promoting the ejector pin also can release the product from the mould, but the ejector pin is the effect when the more serious adhesion appears, can only take out the product through destructive mode when this time, the product after taking out also can only be directly scrapped, manufacturing cost has been improved, and this process also can produce irreversible damage to the mould to a great extent, thereby produce certain influence to follow-up injection molding's product precision.
Disclosure of Invention
The utility model aims to provide a mould structure convenient for demoulding so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the mold structure comprises a mold main body, wherein a demolding assembly is arranged at the lower end of the mold main body, and an auxiliary demolding mechanism is arranged between the upper end of the demolding assembly and the inner side wall of the mold main body; the upper end of the die main body is connected with a cover through a hinge;
the auxiliary demoulding mechanism comprises:
the heating plate is arranged in a groove on the inner side wall of the die main body and used for heating and separating during demolding;
the spring is arranged at the upper end of the demoulding assembly, the upper end of the spring is connected with a chassis, and the upper end of the chassis is rotationally connected with a tray through a pin shaft;
the connecting frame is connected between the lower end face of the chassis and the demolding assembly.
Preferably, the demolding assembly comprises:
the mounting ring is arranged at the lower end of the die main body, and a plurality of operating rods which are convenient to rotate are arranged on the outer side wall of the mounting ring;
the supporting seat is in threaded connection with the inner side wall of the mounting ring, and the springs and the connecting frame are arranged on the upper end face of the supporting seat;
the control rod is movably arranged in the through hole on the supporting seat, the upper end of the control rod is connected with the lower end face of the chassis, and a bolt is movably arranged in the hole at the lower end of the control rod.
Preferably, the lower end face of the chassis and the upper end face of the supporting seat are both in sliding connection with the upper end and the lower end of the sliding block and the connecting frame through a sliding rail.
Preferably, the length of the thread groove on the inner side wall of the mounting ring is twice that of the thread groove on the side wall of the upper end of the supporting seat.
Preferably, a plurality of heat dissipation holes for heat dissipation during workpiece cooling are formed in the outer side wall of the die main body.
Preferably, the upper end of the cover is provided with a filling hole in the middle, and one side of the upper end of the cover, which is far away from the hinge, is provided with a handle for controlling the cover to open and close.
Preferably, the shape of the chassis is a truncated cone.
Compared with the prior art, the utility model has the beneficial effects that:
1. the auxiliary demolding mechanism comprises the heating plate, the spring, the chassis and the connecting frame, so that the mold and the product are smoothly taken out when serious adhesion occurs between the mold and the product, the product main body is not damaged by demolding in a way of heating and softening the outer side of the product, the spring automatically ejects the product when the product is softened to a critical value, the situation that the product is damaged by overheating is avoided, the product and the mold are effectively protected, the rejection rate of the product and the mold is reduced, and the production cost is saved;
2. this mould structure convenient to drawing of patterns, through being provided with drawing of patterns subassembly, drawing of patterns subassembly is including collar, action bars and supporting seat, has realized the quick drawing of patterns under mould main part and the slight adhesion state of product, compares in traditional thimble pushing die's mode efficient, and is fast to the effort is bigger also more controllable.
Drawings
FIG. 1 is an overall front view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view showing the state of the internal structure of the cooling device in the present utility model;
FIG. 4 is a top view of the support base of the present utility model;
fig. 5 is an enlarged schematic view of fig. 2 at a in accordance with the present utility model.
In the figure: 1. a mold body; 2. a demolding assembly; 201. a mounting ring; 202. an operation lever; 203. a support base; 204. a control lever; 205. a plug pin; 3. an auxiliary demoulding mechanism; 301. a heating sheet; 302. a spring; 303. a chassis; 3031. a tray; 304. a connecting frame; 4. a cover; 401. filling the hole; 402. a handle; 5. and the heat dissipation holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.
Examples
Referring to fig. 1-5, the technical scheme of the mold structure for facilitating demolding provided by the utility model is as follows: the utility model provides a mould structure convenient to drawing of patterns, includes mould main part 1, and demoulding assembly 2 is installed to the lower extreme of mould main part 1, installs auxiliary demoulding mechanism 3 between the inside wall of demoulding assembly 2 and mould main part 1; the upper end of the die main body 1 is connected with a cover 4 through a hinge; the auxiliary demoulding mechanism 3 comprises a heating plate 301, a spring 302 and a connecting frame 304, wherein the heating plate 301 is installed in a groove on the inner side wall of a mould main body 1 and is used for heating and separating during demoulding, the spring 302 is installed at the upper end of a demoulding component 2, the upper end of the spring 302 is connected with a chassis 303, the upper end of the chassis 303 is rotationally connected with a tray 3031 through a pin shaft, the connecting frame 304 is connected between the lower end face of the chassis 303 and the demoulding component 2, after an injection-molded product is cooled in the mould, a cover 4 is opened, if the inner side wall of the mould main body 1 is not adhered with the product, the product is directly ejected through the chassis 303 and the tray 3031 under the action of the spring 302, if serious adhesion cannot be successfully taken out, the heating plate 301 is electrified firstly, the adhesion part is gradually dissolved and softened along with the heating of the heating plate 301 after the electrifying, the adhesion part of the mould main body 1 and the product is gradually ejected by the chassis 303 and the tray 3031 under the action of the spring 302 when the softening to a critical value, the product is smoothly taken out when the product is seriously damaged between the mould and the product, the mould main body is not damaged by the product is heated to the critical value, the product is prevented from being ejected by the auxiliary demoulding mechanism 3, the product is prevented from being damaged when the mould main body is heated to the outer side, and the product is not damaged by the heating and the product is greatly heated, and the product is reduced when the product is greatly and the product is protected.
The demoulding assembly 2 comprises a mounting ring 201, a supporting seat 203 and a control rod 204, wherein the mounting ring 201 is arranged at the lower end of a mould main body 1, a plurality of operating rods 202 which are convenient to rotate are arranged on the outer side wall of the mounting ring 201, the supporting seat 203 is in threaded connection with the inner side wall of the mounting ring 201, a spring 302 and a connecting frame 304 are both arranged on the upper end face of the supporting seat 203, the control rod 204 is in sliding connection with a through hole on the supporting seat 203, the upper end of the control rod 204 is connected with the lower end face of a chassis 303, a bolt 205 is movably arranged in a hole at the lower end of the control rod 204, when a product needs to be injection-molded, the control rod 204 is pulled downwards firstly, the bolt 205 is inserted when the hole below the control rod 204 is exposed out of the lower end face of the supporting seat 203, the control rod 204 is prevented from rebounding, and then injection molding can be carried out, when adhesion between the mould main body 1 and a cooled product occurs, firstly, the device is placed on an external clamp, the bottom of a supporting seat 203 is fixed through the external clamp, a bolt 205 is pulled out, an attempt is made to push a control rod 204 upwards to see whether a product can be ejected, if not, the operation rod 202 is rotated to realize the rotation of a mounting ring 201 relative to the supporting seat 203, the mounting ring 201 can move towards the supporting seat 203 along with the rotation of a die main body 1, the upper end of the supporting seat 203 generates upward thrust to the product in the die main body 1 through a spring 302, a connecting frame 304, a chassis 303 and a tray 3031, the product is ejected out of the die main body 1, and the quick demolding under the slight adhesion state of the die main body 1 and the product is realized through a demolding component 2.
The lower end face of the chassis 303 and the upper end face of the supporting seat 203 are both in sliding connection with the upper end and the lower end of the sliding block and the connecting frame 304 through the sliding connection, so that the connecting frame 304 can be lifted smoothly, and the chassis 303 can be kept stable in the lifting process of the chassis 303.
The length of the thread groove on the inner side wall of the mounting ring 201 is twice the length of the thread groove on the side wall of the upper end of the supporting seat 203, the reserved thread groove can eject a product out of the die by rotating the mounting ring 201 when adhesion occurs between the die main body 1 and the product, and meanwhile, the positions of the supporting seat 203 and the chassis 303 inside the mounting ring 201 and the die main body 1 are controlled by rotating the mounting ring 201 so as to control the required injection molding amount and molding height of the product.
A plurality of radiating holes 5 for radiating heat during cooling the workpiece are formed in the outer side wall of the die main body 1, and after molten plastic is filled into the die main body 1, the radiating holes 5 can effectively improve the cooling efficiency inside the die main body 1.
The upper end of lid 4 has offered filling hole 401 in the middle, and the one side that the hinge was kept away from to lid 4 upper end welds has the handle 402 that control lid 4 opened and shut, and filling hole 401 can make things convenient for the filling of raw materials, and the handle 402 makes things convenient for opening and shutting of mould main part 1 behind the injection moulding.
The chassis 303 is in a truncated cone shape, and the thickness of the side of the truncated cone is smaller, so that the friction between the chassis 303 and the heating plate 301 can be effectively reduced.
The working principle of the utility model is as follows:
when the mold structure convenient for demolding is used, the control rod 204 is pulled downwards firstly, the bolt 205 is inserted when the hole below the control rod 204 is exposed out of the lower end face of the supporting seat 203, the control rod 204 is prevented from rebounding, then the injection molding amount is adjusted through the rotating supporting seat 203 according to the required height of a product, then molten plastic is filled into the mold main body 1 through the filling hole 401, after the injection molded product is cooled in the mold, the cover 4 is opened, if the inner side wall of the mold main body 1 is not adhered with the product, the product is directly ejected out through the chassis 303 and the tray 3031 under the action of the spring 302, if slight adhesion occurs between the mold main body 1 and the product, the device is firstly placed on an external clamp, the bottom of the supporting seat 203 is fixed through the external clamp, then the rotation of the mounting ring 201 relative to the supporting seat 203 is realized through rotating the operating rod 202, as the mounting ring 201 rotates to move along the direction of the supporting seat 203 along with the die body 1, the upper end of the supporting seat 203 generates upward thrust to the product in the die body 1 through the spring 302, the connecting frame 304, the chassis 303 and the tray 3031, the product is ejected out of the die body 1, wherein if the product is tightly adhered to the upper end face of the tray 3031, the rotation of the lower end supporting seat 203 is still not influenced through the pin shaft, if the die body 1 and the product are seriously adhered and can not be smoothly taken out, the heating plate 301 is electrified firstly, the adhesion part of the die body 1 and the product is gradually dissolved and softened along with the heating of the heating plate 301 after the electrifying, the adhesion part of the die body 1 and the product is ejected by the chassis 303 and the tray 3031 under the action of the spring 302 when the adhesion part is softened to a critical value, the smooth taking out of the die and the product when the serious adhesion occurs is realized through the auxiliary demoulding mechanism 3, the product main part can not be damaged by demolding in a mode of heating and softening the outer side of the product, and when the product main part is softened to a critical value, the spring 302 can automatically eject the product, so that the condition that the product is destroyed by overheating is avoided, the product and the mold are effectively protected, the rejection rate of the product and the mold is reduced, the production cost is saved, and meanwhile, the quick demolding in a state of slight adhesion between the mold main part 1 and the product is realized through the demolding assembly 2, so that the efficiency is high compared with the traditional mode of pushing the mold by using the ejector pin, the speed is high, and the acting force is larger and more controllable.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a mould structure convenient to drawing of patterns, includes mould main part (1), its characterized in that: the lower end of the die main body (1) is provided with a demolding assembly (2), and an auxiliary demolding mechanism (3) is arranged between the upper end of the demolding assembly (2) and the inner side wall of the die main body (1); the upper end of the die main body (1) is connected with a cover (4) through a hinge;
the auxiliary demoulding mechanism (3) comprises:
the heating plate (301) is arranged in a groove on the inner side wall of the die body (1) and used for heating separation during demolding;
the spring (302) is arranged at the upper end of the demolding assembly (2), the upper end of the spring (302) is connected with a chassis (303), and the upper end of the chassis (303) is rotatably connected with a tray (3031) through a pin shaft;
and the connecting frame (304) is connected between the lower end surface of the chassis (303) and the demolding assembly (2).
2. The mold structure for facilitating demolding as claimed in claim 1, wherein: the demolding assembly (2) comprises:
the mounting ring (201) is arranged at the lower end of the die main body (1), and a plurality of operating rods (202) which are convenient to rotate are arranged on the outer side wall of the mounting ring (201);
the supporting seat (203), the supporting seat (203) is in threaded connection with the inner side wall of the mounting ring (201), and the springs (302) and the connecting frame (304) are arranged on the upper end surface of the supporting seat (203);
the control rod (204), control rod (204) activity sets up in the through-hole on supporting seat (203), the upper end of control rod (204) is connected with the lower terminal surface of chassis (303), the hole of control rod (204) lower extreme is interior activity to be provided with bolt (205).
3. The mold structure for facilitating demolding as claimed in claim 2, wherein: the lower end face of the chassis (303) and the upper end face of the supporting seat (203) are both in sliding connection with the upper end and the lower end of the sliding block and the connecting frame (304) through a sliding rail.
4. The mold structure for facilitating demolding as claimed in claim 2, wherein: the length of the thread groove on the inner side wall of the mounting ring (201) is twice that of the thread groove on the upper end side wall of the supporting seat (203).
5. The mold structure for facilitating demolding as claimed in claim 1, wherein: the outer side wall of the die main body (1) is provided with a plurality of radiating holes (5) for radiating heat during cooling of the workpiece.
6. The mold structure for facilitating demolding as claimed in claim 1, wherein: the upper end of lid (4) has offered filling hole (401) in the middle, one side that leaves the hinge on lid (4) is provided with handle (402) that control lid (4) opened and shut.
7. The mold structure for facilitating demolding as claimed in claim 1, wherein: the shape of the chassis (303) is a truncated cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320368106.1U CN219405281U (en) | 2023-03-02 | 2023-03-02 | Mould structure convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320368106.1U CN219405281U (en) | 2023-03-02 | 2023-03-02 | Mould structure convenient to drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219405281U true CN219405281U (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320368106.1U Active CN219405281U (en) | 2023-03-02 | 2023-03-02 | Mould structure convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219405281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549560A (en) * | 2024-01-11 | 2024-02-13 | 西南石油大学 | Material removing device of 3D printer |
-
2023
- 2023-03-02 CN CN202320368106.1U patent/CN219405281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549560A (en) * | 2024-01-11 | 2024-02-13 | 西南石油大学 | Material removing device of 3D printer |
| CN117549560B (en) * | 2024-01-11 | 2024-04-02 | 西南石油大学 | Material removing device of 3D printer |
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