CN212219112U - Injection mold shedder of easily drawing of patterns - Google Patents
Injection mold shedder of easily drawing of patterns Download PDFInfo
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- CN212219112U CN212219112U CN202020235124.9U CN202020235124U CN212219112U CN 212219112 U CN212219112 U CN 212219112U CN 202020235124 U CN202020235124 U CN 202020235124U CN 212219112 U CN212219112 U CN 212219112U
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- template
- rod
- screw rod
- injection mold
- ejector rod
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Abstract
The utility model discloses an injection mold demoulding device easy for demoulding, belonging to the technical field of injection mold stripping, comprising a mold frame component and a stripping component, wherein the mold frame component comprises a template, a mold core, a pad foot and a backing plate, the backing plate is arranged below the template, the pad foot is arranged between the backing plate and the template, the stripping component comprises a top plate, a screw rod, a telescopic ejector rod component and a motor box, the output end of the motor box is connected with the screw rod in a transmission way, the top plate is provided with a rotating hole in threaded connection with the screw rod, the telescopic ejector rod component is arranged on the upper end surface of the top plate, the telescopic ejector rod component comprises a top rod part and a roller hinged at the bottom of the top rod part, the upper end surface of the top plate is fixedly connected with a screw rod module, a wedge block is arranged on the screw rod module in a sliding way, the top of the wedge block is provided, the utility model has the advantages of the ejector pin stroke is adjusted and the ejector pin is easily changed in the quantization.
Description
Technical Field
The utility model relates to an injection mould takes off material technical field, specifically is an injection mold shedder of easy drawing of patterns.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.
The existing injection mold demoulding device adopts a fixed ejector rod to demould, the demoulding stroke of the ejector rod is fixed, the demoulding stroke of the ejector rod after the installation is finished cannot be changed, and in actual use, due to error, the ejector rod at a certain position cannot be smoothly stripped, the extending distance of the ejector rod is short, and the stroke of the ejector rod is fixed and cannot be adjusted.
Therefore, the technical points of the device are that the device comprises a mold frame assembly and a stripping assembly, wherein the mold frame assembly comprises a mold plate, a mold core, a pad and a base plate, the mold core is fixedly connected to the top surface of the mold plate, the pad is fixedly connected to the bottom surface of the mold plate, and the base plate is fixedly connected to the bottom surface of the pad;
the stripping assembly comprises a top plate, a screw rod, a telescopic ejector rod and a motor box, the top plate is connected with the pad in a sliding manner, one end of the screw rod is rotatably connected with the bottom surface of the template, the top plate is connected with the screw rod in a threaded manner, the telescopic ejector rod is connected with the template and the mold core in a sliding manner, the telescopic ejector rod comprises a fixed rod, a threaded sleeve, a nut, an internal thread, an ejector rod and a lead screw module, the fixed rod is fixedly connected with the top surface of the top plate, the top surface of the fixed rod is rotatably connected with the threaded sleeve, the outer wall of the threaded sleeve is fixedly connected with the nut, the inner wall of the threaded sleeve is provided with the internal thread, the bottom end of the ejector rod is provided with the lead screw module, the lead screw module is connected with the internal thread in a threaded manner, the, the motor box is electrically connected with an external power supply.
Although the utility model discloses can satisfy the characteristics of adjusting ejector pin length, nevertheless technical scheme in this application file still exists not enoughly, if with spanner swivel nut, the operation is loaded down with trivial details relatively and the regulating variable can't quantify.
Based on this, the utility model designs an injection mold shedder of easy drawing of patterns to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold shedder of easy drawing of patterns to solve above-mentioned technical problem.
In order to achieve the above object, the utility model provides a following technical scheme: an injection mold demoulding device easy for demoulding comprises a mold frame component and a stripping component, wherein the mold frame component comprises a template, a mold core, a pad foot and a backing plate, the backing plate is arranged below the template, the pad foot is arranged between the backing plate and the template, the stripping component comprises a top plate, a rotatable screw, a telescopic ejector rod component and a motor box, the output end of the motor box is in transmission connection with the screw, the top plate is provided with a rotating hole in threaded connection with the screw, the telescopic ejector rod component is arranged on the upper end surface of the top plate, the telescopic ejector rod component comprises an ejector rod part which penetrates through the template and the mold core in a sliding manner along the vertical direction and a roller which is hinged to the bottom of the ejector rod part, the upper end surface of the top plate is fixedly connected with a screw rod module, a wedge-shaped block is arranged on the screw rod module in a sliding manner, the top of the wedge, the wedge block moves towards the direction approaching to or departing from the roller, and the ejector rod part moves upwards or downwards.
Preferably, the ejector rod part comprises an ejector rod and a roller seat in threaded connection with the ejector rod, the roller seat is provided with a guide post for guiding the roller seat at the bottom of the template, and the side wall of the roller seat is provided with a convex rib matched with the guide post in a sliding manner.
Preferably, the ejector rod is provided with a flat groove along the side surface close to the top.
Preferably, a resisting spring is arranged between the convex rib and the template.
Preferably, the screw rod module is provided with a tight mechanism that supports that is used for restricting the screw rod rotation.
Compared with the prior art, the beneficial effects of the utility model are that:
the demoulding device is provided with a telescopic ejector rod assembly, when a hand wheel is rotated, the wedge-shaped block can move towards the direction close to or far away from the roller, and then the ejector rod part moves upwards or downwards;
the ejector rod of the demoulding device is connected with the roller seat through threads, a flat groove is arranged on the ejector rod, and a guide post for guiding the roller seat is arranged at the bottom of the template, so that the ejector rod can be replaced at the upper end of the mould core.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of the whole structure of the present embodiment;
FIG. 2 is a schematic view showing the structure of the retractable push rod assembly mechanism of this embodiment.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a mold frame assembly; 11. a template; 111. a guide post; 12. a mold core; 13. a foot pad; 14. a base plate; 2. A stripping assembly; 21. a top plate; 211. hole turning; 212. a wedge block; 213. a bevel; 214. a screw rod module; 215. an annular graduated scale; 216. a tightening mechanism; 217. rotating a hand wheel; 22. a screw; 23. a telescopic ejector rod assembly; 231. a top rod part; 2311. flattening the groove; 232. a top rod; 233. a roller seat; 234. a roller; 235. a rib is protruded; 236. the spring is tightly propped; 24. a motor box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an injection mold demoulding device easy for demoulding comprises a mold base component 1 and a stripping component 2, wherein the mold base component 1 comprises a template 11, a mold core 12, a pad 13 and a backing plate 14, the backing plate 14 is arranged below the template 11, the pad 13 is arranged between the backing plate 14 and the template 11, the stripping component 2 comprises a top plate 21, a screw 22, a telescopic ejector rod component 23 and a motor box 24, the output end of the motor box 24 is in transmission connection with the screw 22, the top plate 21 is provided with a rotating hole 211 in threaded connection with the screw 22, the telescopic ejector rod component 23 is arranged on the upper end surface of the top plate 21, the telescopic ejector rod component 23 comprises an ejector rod part 231 which penetrates through and is arranged inside the template 11 and the mold core 12 in a sliding manner along the vertical direction and a roller 234 which is hinged to the bottom of the ejector rod part 231, the upper end surface of the top plate 21 is fixedly connected with a screw rod module 214, the screw rod module 214, one end of the lead screw module 214 is fixedly connected with an annular graduated scale 215 and a rotating hand wheel 217, when the lead screw module 214 rotates, the wedge block 212 moves towards the direction approaching or separating from the roller 234, and the top rod part 231 moves upwards or downwards.
Taking the lead screw module 214 with a lead of 20mm and the wedge block 212 with an inclination angle of 45 degrees as an example, when the annular scale 215 is adjusted to rotate 360 degrees, the wedge block 212 moves 20mm toward or away from the roller 234, and the top rod portion 231 moves 20mm upward or downward.
As shown in fig. 1-2, the top rod 231 includes a top rod 232 and a roller seat 233 screwed thereto, the roller seat 233, the bottom of the form 11 is provided with a guide post 111 for guiding the roller seat 233, and the side wall of the roller seat 233 is slidably provided with a rib 235 engaged with the guide post 111, so that the structure can not only guide the movement of the roller seat 233, but also fix the degree of freedom of rotation of the roller seat 233, thereby facilitating the replacement of the top rod 232.
As shown in fig. 2, the top rod 232 is provided with a flat groove 2311 along the side surface close to the top, and when the top rod 232 rises to exceed the upper end surface of the die core 12, the structure is favorable for replacing the top rod 232.
As shown in fig. 2, a retaining spring 236 is disposed between the rib 235 and the form 11, which facilitates the roller 234 to retain the wedge 212.
As shown in fig. 2, the lead screw module 214 is provided with a tightening mechanism 216 for limiting the rotation of the lead screw, and the tightening mechanism secures the lead screw module 214 by tightening.
One specific application of this embodiment is: the demoulding device is provided with a telescopic ejector rod assembly 23, when a person needs to adjust the stroke of an ejector rod 232, the person can rotate a hand wheel 217 by matching with an annular graduated scale 215, and the circumferential rotation of a screw rod module 214 can be realized, so that a wedge-shaped block 212 moves towards a direction close to or far away from a roller 234, and an ejector rod part 231 moves upwards or downwards; the ejector rod 232 of the demoulding device is connected with the roller seat 233 through threads, a flat groove 2311 is arranged on the ejector rod 232, and the guide column 111 for guiding the roller seat 233 is arranged at the bottom of the mould plate 11, so that the ejector rod 232 can be replaced at the upper end of the mould core 12.
To sum up, the utility model has the advantages of quantize and adjust the ejector pin 232 stroke and easily change ejector pin 232.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an injection mold shedder of easy drawing of patterns, includes die carrier subassembly (1) and takes off material subassembly (2), die carrier subassembly (1) is including template (11), mould benevolence (12), fills up foot (13) and backing plate (14), backing plate (14) set up in template (11) below, just be provided with between backing plate (14) and template (11) fill up foot (13), take off material subassembly (2) including roof (21), rotatable screw rod (22), flexible ejector pin subassembly (23) and motor case (24), the output of motor case (24) with screw rod (22) transmission is connected, roof (21) are equipped with commentaries on classics hole (211) with screw rod (22) threaded connection, roof (21) up end, its characterized in that are located in flexible ejector pin subassembly (23): flexible ejector pin subassembly (23) are including running through and sliding along vertical direction and set up in ejector pin portion (231) of template (11) and mould benevolence (12) inside and articulate gyro wheel (234) in ejector pin portion (231) bottom, roof (21) up end rigid coupling has lead screw module (214), it is equipped with wedge (212) to slide on lead screw module (214), wedge (212) top be equipped with gyro wheel (234) complex inclined plane (213), the one end rigid coupling of lead screw module (214) has annular graduated scale (215) and rotates hand wheel (217), works as when lead screw module (214) are rotatory, wedge (212) move towards the direction that is close to or keeps away from gyro wheel (234), ejector pin portion (231) are upwards or move down.
2. An easy-to-demold injection mold demold apparatus as defined in claim 1, wherein: the ejector rod part (231) comprises an ejector rod (232) and a roller seat (233) in threaded connection with the ejector rod, a guide column (111) used for guiding the roller seat (233) is arranged at the bottom of the template (11), and a convex rib (235) matched with the guide column (111) is arranged on the side wall of the roller seat (233) in a sliding mode.
3. An easy-to-demold injection mold demold apparatus as defined in claim 2, wherein: the ejector rod (232) is provided with a flat groove (2311) along the side surface close to the top.
4. An easy-to-demold injection mold demold apparatus as defined in claim 2, wherein: and a tight-resisting spring (236) is arranged between the convex rib (235) and the template (11).
5. An easy-to-demold injection mold demold apparatus as defined in claim 1, wherein: the screw rod module (214) is provided with a pressing mechanism (216) used for limiting the rotation of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020235124.9U CN212219112U (en) | 2020-03-02 | 2020-03-02 | Injection mold shedder of easily drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020235124.9U CN212219112U (en) | 2020-03-02 | 2020-03-02 | Injection mold shedder of easily drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212219112U true CN212219112U (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020235124.9U Active CN212219112U (en) | 2020-03-02 | 2020-03-02 | Injection mold shedder of easily drawing of patterns |
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| Country | Link |
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| CN (1) | CN212219112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548083A (en) * | 2020-12-30 | 2021-03-26 | 许彩山 | Casting equipment and casting method for light alloy motor shell |
| CN113459555A (en) * | 2021-07-17 | 2021-10-01 | 陈发进 | A mould for vamp back |
-
2020
- 2020-03-02 CN CN202020235124.9U patent/CN212219112U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548083A (en) * | 2020-12-30 | 2021-03-26 | 许彩山 | Casting equipment and casting method for light alloy motor shell |
| CN113459555A (en) * | 2021-07-17 | 2021-10-01 | 陈发进 | A mould for vamp back |
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