CN210999780U - Compression mould - Google Patents
Compression mould Download PDFInfo
- Publication number
- CN210999780U CN210999780U CN201921743320.0U CN201921743320U CN210999780U CN 210999780 U CN210999780 U CN 210999780U CN 201921743320 U CN201921743320 U CN 201921743320U CN 210999780 U CN210999780 U CN 210999780U
- Authority
- CN
- China
- Prior art keywords
- plate
- male
- mold
- template
- female
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A compression mold comprises a female mold plate, a male mold plate, a carrier plate, a male mold insert and at least one spring. The female template is provided with a female template molding wall surface; the male template is arranged on one side of the female template, which is provided with a female template forming wall surface, is provided with a male template forming wall surface, and is provided with template openings extending along the arrangement direction of the female template and the male template; the bearing plate is arranged on one side of the male template, which is away from the female template; the male die insert is fixed at one end, facing the male die plate, of the bearing plate and extends into the die plate to form a hole, and the male die insert, the female die plate forming wall surface and the male die plate forming wall surface limit a first forming cavity when the material is injected into the compression die; the at least one spring is configured to be at least partially positioned between the carrier plate and the core plate when not acted upon by the core plate to create a compressible gap between the core plate and the carrier plate and to support the core plate against a portion of the injection pressure when the compression mold is injected with material. The compression mould enables the moulded part to be produced with a high quality.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to compression mold.
Background
The compression mould is a tool for manufacturing a formed part, when the compression mould works, the female mould plate and the male mould plate are firstly closed to form a first forming cavity, the compression mould is injected with a material to enable the material to enter the first forming cavity, then the volume of the first forming cavity is reduced to form a second forming cavity, the material is compressed again, the mould is opened after a period of time, and the formed part is taken out.
However, when injecting the material, the wall surface of the first molding cavity is acted by the injection pressure, and the injection pressure can separate each part of the compression mold, although the force provided by the machine station can bear part of the injection pressure, the effect of bearing the injection pressure by the compression mold is not good, and the difference of the volume between the first molding cavity and the second molding cavity is not easy to control, so that the quality of the molded part manufactured by the compression mold is not high.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made in order to provide a compression mold that overcomes or at least partially solves the above problems.
An object of the utility model is to provide a compression mould of preparation high quality formed part.
The utility model provides a compression mould, include: a female mold plate having a female mold plate molding wall surface; the male template is arranged on one side, provided with the female template forming wall surface, of the female template, is provided with a male template forming wall surface, and is provided with template openings extending along the arrangement direction of the female template and the male template; the bearing plate is arranged on one side, away from the female template, of the male template; a male mold insert fixed to an end of the carrier plate facing the male mold plate and extending into the mold plate opening, the male mold insert defining a first molding cavity with the female mold plate molding wall and the male mold plate molding wall when the compression mold is injected with a material; at least one spring configured to be at least partially positioned between the carrier plate and the male mold plate when not acted upon by the male mold plate to create a compressible gap between the male mold plate and the carrier plate and to bear a portion of the injection pressure by supporting the male mold plate when the compression mold is injected with material.
Optionally, the master template includes: a master template body; the female die core is fixed at one end of the female die plate body close to the male die plate and is provided with a female die plate forming wall surface; and the male template comprises: a core form body; the male die core is fixed at one end of the male die plate body, which is close to the female die core, and is provided with a male die plate forming wall surface; and the template opening comprises a body opening arranged on the male template body and a die core opening arranged on the male die core, and the male die insert extends into the die core opening through the body opening.
Optionally, one end of the bearing plate, which faces the male template body, is provided with at least one spring hole which corresponds to and is matched with the at least one spring one by one; and each spring of the at least one spring is configured to be secured at one end within its corresponding spring aperture.
Optionally, the at least one spring is at least one belleville spring.
Optionally, each of the butterfly springs includes a plurality of butterfly shaped springs, and at least a portion of the butterfly shaped springs of each of the butterfly springs has a different bending direction.
Optionally, each spring of the at least one spring is configured to be fully seated within its corresponding spring aperture when the compression mold compresses the material to contact the male mold plate body with the carrier plate such that the male mold insert defines a second mold cavity with the female mold plate molding wall and the male mold plate molding wall.
Optionally, a dimension of the second molding cavity in the arrangement direction of the female mold plate and the male mold plate is smaller than a dimension of the second molding cavity in a direction perpendicular to the arrangement direction of the female mold plate and the male mold plate.
Optionally, the method further comprises: the female die fixing plate is fixedly connected with the other end of the female die plate body and is provided with a filling port; and the female die fixing plate, the female die plate body and the female die core are all provided with injection molding runners so as to convey the material injected from the injection port to the first molding cavity.
Optionally, the method further comprises: one end of each square iron is fixedly connected with one end of the bearing plate, which is far away from the male template; the male die fixing plate is fixedly connected with the other end of each square iron; the male die fixing plate, the two square irons and the bearing plate define an accommodating space; the compression mold further includes: and the ejection mechanism is arranged in the accommodating space and is configured to move along the arrangement direction of the female die plate and the male die plate so as to enable the formed part made by the compression die to be separated from the compression die after the compression die is opened.
Optionally, the method further comprises: the bearing plate bolt is arranged on the side surface of the bearing plate; the template bolt is arranged on the side surface of the female template body, and the side surface of the female template body corresponds to the side surface of the bearing plate; a connecting rod having a carrier plate bolt hole corresponding to the carrier plate bolt and a template bolt hole corresponding to the template bolt.
The utility model provides a compression mould, compression mould include female template, public template, carrier plate, public mould mold insert and at least one spring. The female template is provided with a female template molding wall surface; the male template is arranged on one side of the female template, which is provided with a female template forming wall surface, is provided with a male template forming wall surface, and is provided with template openings extending along the arrangement direction of the female template and the male template; the bearing plate is arranged on one side of the male template, which is away from the female template; the male die insert is fixed at one end, facing the male die plate, of the bearing plate and extends into the die plate to form a hole, and the male die insert, the female die plate forming wall surface and the male die plate forming wall surface limit a first forming cavity when the material is injected into the compression die; the at least one spring is configured to be at least partially positioned between the carrier plate and the core plate when not acted upon by the core plate to create a compressible gap between the core plate and the carrier plate and to support the core plate against a portion of the injection pressure when the compression mold is injected with material. The compression mold avoids the situation that the male mold plate is displaced under the action of injection pressure when the compression mold is used for injecting materials, the volume of the first molding cavity is guaranteed to be unchanged, the injection materials are prevented from leaking from the first molding cavity, and therefore molded parts manufactured by the compression mold have high quality.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic block diagram of a compression mold as it is being injected with material according to one embodiment of the present invention;
fig. 2 is a schematic structural view of a spring and a guide post of a compression mold according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a compression mold according to an embodiment of the present invention when compressing a material.
Detailed Description
The present embodiment provides a compression mold 10, and fig. 1 is a schematic structural view of the compression mold 10 when a material is injected according to an embodiment of the present invention. The compression mold 10 includes a female mold plate 100, a male mold plate 200, a carrier plate 300, a male mold insert 400, and at least one spring 500.
The female mold plate 100 has a female mold plate forming wall 130. The male mold plate 200 is disposed on one side of the female mold plate 100 having the female mold plate forming wall surface 130, and the male mold plate 200 has the male mold plate forming wall surface 230 and is opened with a mold plate opening extending along the arrangement direction of the female mold plate 100 and the male mold plate 200.
The carrier plate 300 is disposed on a side of the male mold plate 200 facing away from the female mold plate 100.
The male mold insert 400 is secured to the carrier plate 300 at an end facing the male mold plate 200 and extends into the mold plate opening, the male mold insert 400 and the female mold plate forming wall 130 and the male mold plate forming wall 230 defining a first mold cavity 410 when the compression mold 10 is injected with material.
The at least one spring 500 is configured to be at least partially positioned between the carrier plate 300 and the male mold plate 200 when not acted upon by the male mold plate 200 to create a compressible gap between the male mold plate 200 and the carrier plate 300 and to withstand a portion of the injection pressure by supporting the male mold plate 200 when the compression mold 10 is injected with material.
Such a compression mold 10 prevents the displacement of the core plate 200 under the injection pressure when the compression mold 10 is injected with the material, ensures the volume of the first molding cavity 410 is unchanged, and prevents the injection material from leaking out of the first molding cavity 410, thereby enabling the molded part manufactured by the compression mold 10 to have high quality.
The cavity plate 100 may include a cavity plate body 110 and a cavity insert 120, the cavity insert 120 being fixed to an end of the cavity plate body 110 near the core plate 200 and having a cavity plate molding wall 130. This arrangement facilitates manufacturing of the master template 100.
The core plate 200 may include a core plate body 210 and a core insert 220, wherein the core insert 220 is fixed to one end of the core plate body 210 close to the core insert 120 and has a core plate forming wall 230. And the template openings include a body opening provided in the male template body 210 and a core opening provided in the core insert 220, through which the male mold insert 400 extends into the core opening. This arrangement facilitates manufacturing of the core plate 200.
In some embodiments, the end of the carrier plate 300 facing the core plate body 210 is opened with at least one spring hole 310 corresponding to and fitting with the at least one spring 500. And each spring 500 of the at least one spring 500 is configured to be fixed at one end in its corresponding spring hole 310. The spring apertures 310 may be configured such that each spring 500 of the at least one spring 500 may have a longer length, increasing the ability of the spring 500 to withstand injection pressures.
The at least one spring 500 is at least one belleville spring. The disc spring, also known as Belleville spring washer, is in the shape of a conical disc, can be used singly or in series or in parallel, bears static or dynamic loads acting along the axial direction at the upper inner edge and the lower outer edge, and deforms after being compressed until being flattened to take the form of stored energy as live load.
The belleville spring has the advantages of short stroke, heavy load, small required space, convenience in combination and use, easiness in maintenance and replacement, economy, high safety and long service life.
Fig. 2 is a schematic structural diagram of the spring 500 and the guide post 940 of the compression mold 10 according to an embodiment of the present invention. In some embodiments, each belleville spring includes a plurality of belleville springs 510, and at least some of the belleville springs 510 of each belleville spring are bent in different directions to increase the ability to withstand the injection pressure.
In some embodiments, the compression mold 10 may further include at least one guiding post 940, the at least one guiding post 940 is corresponding to and fitted with the at least one belleville spring, and passes through the spring plate hole of each belleville spring plate 510 of the belleville spring 500 corresponding to the guiding post 940, one end of the guiding post 940 is fixed in the spring hole 310, and the other end of the guiding post 940 is movable along the travel slot at the corresponding position on the male mold plate body 210 to guide the belleville spring.
In other embodiments, the spring 500 may be a coil spring or other types of springs.
Fig. 3 is a schematic structural view of the compression mold 10 according to an embodiment of the present invention when compressing a material (wherein the connecting rod 930 is omitted from the structure shown in fig. 3). Each spring 500 of the at least one spring 500 is configured to be fully seated within its corresponding spring aperture 310 when the compression mold 10 compresses the material such that the male mold body 210 is in contact with the carrier plate 300 such that the male mold insert 400 and the female mold plate-forming wall 130 and the male mold plate-forming wall 230 define the second mold cavity 420.
In this way, the volume of the second molding cavity 420 is smaller than that of the first molding cavity 410, and the molded part produced in this way can achieve the expected result, and the molded part does not have the appearance problems of warping, shrinking and the like. And since the first mold cavity 410 has a larger volume than the desired molded part, this also simultaneously allows for injection of material into the first mold cavity 410 without too much injection pressure.
Furthermore, when the compression mold 10 is used to inject materials, the gap between the male mold plate body 210 and the carrier plate 300, which is the difference between the position of the male mold insert 400 in the first molding cavity 410 and the position of the male mold insert 400 in the second molding cavity 420, is generated by the force of the spring 500, so that the volume of the first molding cavity 410 and the volume of the second molding cavity 420 can be more precisely controlled, and the compression mold 10 can produce high-quality molded parts.
A dimension of the second molding cavity 420 in the arrangement direction of the female mold plate 100 and the male mold plate 200 is smaller than a dimension of the second molding cavity 420 in a direction perpendicular to the arrangement direction of the female mold plate 100 and the male mold plate 200. The compression mold 10 is effective for producing such a thin-shaped molded article.
The compression mold 10 may further include a female mold fixing plate 600, the female mold fixing plate 600 is fixedly connected to the other end of the female mold plate body 110 to fix the female mold plate 100, and the female mold fixing plate 600 is provided with an injection port 610. The female mold fixing plate 600, the female mold plate body 110 and the female mold insert 120 are provided with injection molding runners (not shown) for delivering the material injected from the injection port 610 to the first molding cavity 410.
In some embodiments, the compression mold 10 may further include two square irons 700, a male mold securing plate 800, and an ejection mechanism 820.
One end of each square iron 700 is fixedly connected with one end of the support plate 300 departing from the male template 200. The male mold fixing plate 800 is fixedly connected with the other end of each square iron 700. The male mold fixing plate 800, the two square irons 700, and the carrier plate 300 define a receiving space 810.
The ejection mechanism 820 is disposed in the accommodating space 810, and the ejection mechanism 820 is configured to be movable in the arrangement direction of the female mold plate 100 and the male mold plate 200 to release the molded article made by the compression mold 10 from the compression mold 10 after the compression mold 10 is opened. Thereby improving the efficiency of the compression mold 10 in preparing a molded article.
In some embodiments, the compression mold 10 may further include a carrier plate bolt 910, a template bolt 920, and a connecting rod 930.
The carrier plate bolts 910 are provided to the side of the carrier plate 300. The template bolt 920 is disposed at a side surface of the female template body 110, and the side surface of the female template body 110 corresponds to a side surface of the carrier plate 300, that is, the side surface of the female template body 110 and the side surface of the carrier plate 300 are located on the same plane.
The connecting rods 930 have carrier plate bolt holes corresponding to the carrier plate bolts 910 and template bolt holes corresponding to the template bolts 920.
Due to the arrangement mode, separation of all parts can be avoided through the connecting rods 930 in the non-working process of compression mold 10 transportation and the like, and the use experience is improved.
When the compression mold 10 of the present embodiment is operated, the core insert 220 contacts the cavity insert 120, a gap is formed between the core body 210 and the carrier plate 300 under the action of the spring 500, and the core insert 400 is fixed to the carrier plate 300 and is located at the position shown in fig. 1, so as to define a first molding cavity 410 with a larger volume with the cavity forming wall 130 and the core forming wall 230. At this time, the material enters the first molding cavity 410 through the injection port 610 and the injection runner by the injection molding machine, the male mold insert 400 bears a part of the injection pressure by the machine, and the spring 500 bears a part of the injection pressure by supporting the male mold plate 200. The situation that the core plate 200 is displaced under the action of the injection pressure when the compression mold 10 is injected with the material is avoided, the volume of the first molding cavity 410 is ensured to be unchanged, and the injection material is prevented from leaking from the first molding cavity 410, so that the molded part manufactured by the compression mold 10 has higher quality.
After the material is injected, the compression mold 10 begins to compress the material, and the force of the platen overcomes the force of the spring 500 to place the compression mold 10 in the state shown in fig. 3, at which time the male mold insert 400 compresses the material. After maintaining this state for a period of time, for example, 0.5 second, the mold can be opened, and the ejection mechanism 820 ejects the product.
When the mold is opened, the female mold fixing plate 600 may move under the action of the machine, at this time, the male mold core 220 and the female mold core 120 are separated, and at the same time, the support plate 300 and the male mold plate body 210 are separated under the action of the spring 500. When the mold is opened, the male mold fixing plate 800 may also move under the action of the machine, at this time, the carrier plate 300 and the male mold plate body 210 are separated, and due to the action of the spring 500, the male mold core 220 and the female mold core 120 are separated later. The compression mold 10 may further include a pull rod for assisting in opening and closing the mold, and the structure of the pull rod is well known to those skilled in the art and will not be described herein.
The present embodiment provides a compression mold 10, the compression mold 10 comprising a female mold plate 100, a male mold plate 200, a carrier plate 300, a male mold insert 400, and at least one spring 500. The female mold plate 100 has a female mold plate forming wall 130; the male mold plate 200 is disposed on the side of the female mold plate 100 having the female mold plate forming wall surface 130, has a male mold plate forming wall surface 230, and is provided with mold plate openings extending along the arrangement direction of the female mold plate 100 and the male mold plate 200; the bearing plate 300 is arranged on one side of the male die plate 200 departing from the female die plate 100; the male mold insert 400 is secured to the carrier plate 300 at an end facing the male mold plate 200 and extends into the mold plate opening, the male mold insert 400 and the female mold plate forming wall 130 and the male mold plate forming wall 230 defining a first forming cavity 410 when the compression mold 10 is injected with material; the at least one spring 500 is configured to be at least partially positioned between the carrier plate 300 and the male mold plate 200 when not acted upon by the male mold plate 200 to create a compressible gap between the male mold plate 200 and the carrier plate 300 and to withstand a portion of the injection pressure by supporting the male mold plate 200 when the compression mold 10 is injected with material.
Such a compression mold 10 prevents the displacement of the core plate 200 under the injection pressure when the compression mold 10 is injected with the material, ensures the volume of the first molding cavity 410 is unchanged, and prevents the injection material from leaking out of the first molding cavity 410, thereby enabling the molded part manufactured by the compression mold 10 to have high quality. The compression mold 10 has a better effect when used for manufacturing large thin-wall parts and optical parts.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A compression mold, comprising:
a female mold plate having a female mold plate molding wall surface;
the male template is arranged on one side, provided with the female template forming wall surface, of the female template, is provided with a male template forming wall surface, and is provided with template openings extending along the arrangement direction of the female template and the male template;
the bearing plate is arranged on one side, away from the female template, of the male template;
a male mold insert fixed to an end of the carrier plate facing the male mold plate and extending into the mold plate opening, the male mold insert defining a first molding cavity with the female mold plate molding wall and the male mold plate molding wall when the compression mold is injected with a material;
at least one spring configured to be at least partially positioned between the carrier plate and the male mold plate when not acted upon by the male mold plate to create a compressible gap between the male mold plate and the carrier plate and to bear a portion of the injection pressure by supporting the male mold plate when the compression mold is injected with material.
2. The compression mold of claim 1, wherein the female mold plate comprises:
a master template body;
the female die core is fixed at one end of the female die plate body close to the male die plate and is provided with a female die plate forming wall surface; and is
The male template includes:
a core form body;
the male die core is fixed at one end of the male die plate body, which is close to the female die core, and is provided with a male die plate forming wall surface; and is
The template opening comprises a body opening arranged on the male template body and a die core opening arranged on the male die core, and the male die insert extends into the die core opening through the body opening.
3. The compression mold of claim 2,
one end of the bearing plate, which faces the male template body, is provided with at least one spring hole which corresponds to and is matched with the at least one spring one by one; and is
Each of the at least one spring is configured to be secured at one end within its corresponding spring aperture.
4. The compression mold of claim 3,
the at least one spring is at least one belleville spring.
5. The compression mold of claim 4,
each butterfly spring comprises a plurality of butterfly spring pieces, and the bending directions of at least part of the butterfly spring pieces of each butterfly spring are different.
6. The compression mold of claim 3,
each of the at least one spring is configured to be fully seated within its corresponding spring aperture when the compression mold compresses the material to contact the core plate body with the carrier plate such that the core insert defines a second mold cavity with the core plate molding wall and the core plate molding wall.
7. The compression mold of claim 6,
the dimension of the second molding cavity in the direction in which the female and male mold plates are arranged is smaller than the dimension of the second molding cavity in the direction perpendicular to the direction in which the female and male mold plates are arranged.
8. The compression mold of claim 2, further comprising:
the female die fixing plate is fixedly connected with the other end of the female die plate body and is provided with a filling port; and is
And the female die fixing plate, the female die plate body and the female die core are all provided with injection molding runners so as to convey the material injected from the injection port to the first molding cavity.
9. The compression mold of claim 8, further comprising:
one end of each square iron is fixedly connected with one end of the bearing plate, which is far away from the male template;
the male die fixing plate is fixedly connected with the other end of each square iron; and is
The male die fixing plate, the two square irons and the bearing plate define an accommodating space; the compression mold further includes:
and the ejection mechanism is arranged in the accommodating space and is configured to move along the arrangement direction of the female die plate and the male die plate so as to enable the formed part made by the compression die to be separated from the compression die after the compression die is opened.
10. The compression mold of claim 2, further comprising:
the bearing plate bolt is arranged on the side surface of the bearing plate;
the template bolt is arranged on the side surface of the female template body, and the side surface of the female template body corresponds to the side surface of the bearing plate;
a connecting rod having a carrier plate bolt hole corresponding to the carrier plate bolt and a template bolt hole corresponding to the template bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921743320.0U CN210999780U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921743320.0U CN210999780U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210999780U true CN210999780U (en) | 2020-07-14 |
Family
ID=71503714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921743320.0U Active CN210999780U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210999780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021251249A1 (en) * | 2020-06-08 | 2021-12-16 | ファナック株式会社 | Control device for injection molding machine and control method for injection molding machine |
-
2019
- 2019-10-17 CN CN201921743320.0U patent/CN210999780U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021251249A1 (en) * | 2020-06-08 | 2021-12-16 | ファナック株式会社 | Control device for injection molding machine and control method for injection molding machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202344783U (en) | Forcible demolding mechanism for injection mold | |
| CN108778661B (en) | Method and apparatus for press-molding FRP sheet, and FRP molded article | |
| CN210999780U (en) | Compression mould | |
| CN204340130U (en) | Mould thimble and mould | |
| CN102267222A (en) | Auxiliary ejecting device for loudspeaker net part of automobile door plate injection mould | |
| CN204430267U (en) | Cylinder permanent magnet mould | |
| CN101564888A (en) | Device and method for pneumatic demoulding by injection molding of micro-fluidic chip | |
| CN105014868A (en) | Positioning device for magnet rotor injection molding insert | |
| CN107030977B (en) | Injection mold with multi-needle rotary core pulling function | |
| CN210999779U (en) | Compression mould | |
| CN202894026U (en) | Stretching mould for reinforcing plate of trunk lid lock | |
| CN214294193U (en) | Injection mold and injection molding machine | |
| CN201736420U (en) | Slide design ejection mechanism for injection mold of multi-reinforcing-rib device | |
| CN210908040U (en) | Side core-pulling structure of split type mold | |
| CN211993776U (en) | Paper basket forming die | |
| CN105345999A (en) | Injection mold with pushing-out mechanism | |
| CN2936677Y (en) | Mechanical auxiliary liftout mechanism | |
| CN109016403A (en) | A kind of capacitor case production injection molding machine ejecting mechanism | |
| CN219028369U (en) | Ejection structure for BOSS column ejection | |
| CN215396469U (en) | Two-color mold secondary ejector retainer plate returning device | |
| CN204894352U (en) | Magnet rotor interior mold insert positioner that moulds plastics | |
| CN211441001U (en) | Embedded ejection device and mold with same | |
| CN216732809U (en) | Inclined drawing pin embedding die for inclined hole | |
| CN212603172U (en) | Cascaded delay ejection mechanism | |
| CN109277524A (en) | A kind of explosion core mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |