CN214448834U - Mould pressing die - Google Patents
Mould pressing die Download PDFInfo
- Publication number
- CN214448834U CN214448834U CN202023279837.4U CN202023279837U CN214448834U CN 214448834 U CN214448834 U CN 214448834U CN 202023279837 U CN202023279837 U CN 202023279837U CN 214448834 U CN214448834 U CN 214448834U
- Authority
- CN
- China
- Prior art keywords
- molding
- assembly
- mold core
- die
- embossing
- 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
The utility model relates to a mold pressing die, including first mould pressing subassembly, second mould pressing subassembly, sealing washer and vacuum joint. The graphite plate is placed on the first mould pressing assembly or the second mould pressing assembly, then the first mould pressing assembly and the second mould pressing assembly are close to each other, when the first mould pressing assembly and the second mould pressing assembly are located at mould pressing positions, the graphite plate is located in a cavity, the unipolar plate is formed through mould pressing, then the sealing ring is inflated, the sealing ring is expanded to be in sealing contact with the second mould pressing assembly so as to seal the cavity, and then the cavity is vacuumized through a vacuumizing device, so that air in the graphite unipolar plate is discharged. Compared with the conventional machining method for preparing the graphite unipolar plate, the die pressing die effectively shortens the preparation time and improves the production efficiency.
Description
Technical Field
The utility model relates to a unipolar board forming tool technical field especially relates to a mold pressing die.
Background
The graphite bipolar plate product is a core component of a hydrogen fuel cell stack, and is formed by bonding two unipolar plates and a sealing ring. At present, the graphite unipolar plate is mainly prepared in a machining mode, the machining time of each graphite unipolar plate reaches several hours, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a mold press that can improve the productivity of a graphite unipolar plate, in order to solve the problem of low productivity of the conventional graphite unipolar plate.
A molding die, comprising:
a first die assembly;
the first die pressing assembly or the second die pressing assembly is used for bearing a workpiece to be machined, and die pressing positions are formed in the process that the first die pressing assembly and the second die pressing assembly are close to each other;
when the first molding assembly and the second molding assembly are positioned at the molding position, the first molding assembly and the second molding assembly enclose a cavity to form a mold cavity, and the workpiece to be processed is positioned in the cavity to be molded;
the sealing ring is arranged on the first molding assembly and is used for being connected with an inflating device, and when the first molding assembly and the second molding assembly are located at the molding position, the sealing ring can be inflated to expand and be in sealing contact with the second molding assembly so as to seal the cavity; and
and the vacuum joint is arranged on the first mould pressing assembly and communicated with the mould cavity, and the vacuum joint is used for being communicated with a vacuumizing device. Wherein, the workpiece to be processed is a graphite plate.
The graphite plate is placed on the first mould pressing assembly or the second mould pressing assembly, then the first mould pressing assembly and the second mould pressing assembly are close to each other, when the first mould pressing assembly and the second mould pressing assembly are located at mould pressing positions, the graphite plate is located in a cavity, the unipolar plate is formed through mould pressing, then the sealing ring is inflated, the sealing ring is expanded to be in sealing contact with the second mould pressing assembly so as to seal the cavity, and then the cavity is vacuumized through a vacuumizing device, so that air in the graphite unipolar plate is discharged. Through setting up foretell mould pressing mould, only need place the graphite cake on first mould pressing subassembly or second mould pressing subassembly, first mould pressing subassembly and second mould pressing subassembly are close to each other to the mould pressing position in order to form the die cavity, then aerify the sealing washer until sealed die cavity, at last to the die cavity evacuation can, compare in the mode preparation graphite unipolar board of current machining, shortened the preparation time effectively, improved production efficiency.
In one embodiment, the first molding assembly includes a first mold plate and a first mold core, the first mold core is disposed on a side of the first mold plate facing the second molding assembly, and the first mold core is used for molding the to-be-processed member in a process of the first mold plate and the second molding assembly approaching each other.
In one embodiment, the second molding assembly includes a second mold plate and a second mold core, the second mold core is disposed on a side of the second mold plate facing the first mold plate, and the first mold core and the second mold core are used for molding the to-be-processed workpiece when the second mold plate and the first mold plate approach each other.
In one embodiment, the sealing ring is sealingly attached to the first platen and is capable of being inflated to expand into sealing contact with the second platen to seal the cavity when the first and second molding assemblies are in the molding position, the vacuum connection being provided to the second platen.
In one embodiment, the first molding assembly further includes a first guide portion, the second molding assembly further includes a second guide portion, the first guide portion is disposed on a side of the first mold core facing the second mold core, the second guide portion is disposed on a side of the second mold core facing the first mold core, and the first guide portion and the second guide portion can be coupled to each other in a process of the first mold core and the second mold core approaching each other, so as to guide movement of the first mold core and/or the second mold core.
In one embodiment, the first guide portion is one of a guide hole and a guide post, the second guide portion is the other of the guide hole and the guide post, and the guide post is matched with the guide hole in shape and size.
In one embodiment, the first guide portions and the second guide portions are the same in number and each include at least two.
In one embodiment, the first mold pressing assembly further includes a limiting block, the limiting block is disposed on a side of the first mold plate facing the second mold plate, and when the first mold pressing assembly and the second mold pressing assembly are located at the mold pressing position, the limiting block abuts against the second mold plate, so that a preset gap is formed between the first mold plate and the second mold plate.
In one embodiment, the second molding assembly further includes a limiting block, the limiting block is disposed on a side of the second mold plate facing the first mold plate, and when the first molding assembly and the second molding assembly are located at the molding position, the limiting block abuts against the first mold plate, so that a predetermined gap is formed between the first mold plate and the second mold plate.
In one embodiment, the molding die further comprises an inflation connector, the inflation connector is arranged on the second molding assembly and connected with the sealing ring, and the inflation connector is used for being connected with the inflation device.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a molding die according to an embodiment of the present invention;
FIG. 2 is a schematic top view of the first molding assembly of the molding die of FIG. 1 with the vacuum fitting and the gas fitting;
fig. 3 is a bottom view of a second molding member of the molding die of fig. 1.
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.
As shown in fig. 1 to 3, a molding die 100 according to an embodiment of the present invention includes a first molding member 10, a second molding member 20, a sealing ring 30, and a vacuum joint 40.
The first molding assembly 10 and the second molding assembly 20 can be arranged close to or far away from each other, the first molding assembly 10 or the second molding assembly 20 is used for bearing a workpiece to be machined, and the molding positions are formed when the first molding assembly 10 and the second molding assembly 20 are close to each other.
When the first molding assembly 10 and the second molding assembly 20 are located at the molding position, the first molding assembly 10 and the second molding assembly 20 enclose a cavity to form a mold cavity, and a workpiece to be processed is located in the cavity to be molded.
The sealing ring 30 is disposed on the first molding assembly 10, the sealing ring 30 is used for connecting with an inflating device, and when the first molding assembly 10 and the second molding assembly 20 are located at the molding position, the sealing ring 30 can be inflated to expand and be in sealing contact with the second molding assembly 20 so as to seal the cavity.
The vacuum connector 40 is disposed on the first molding assembly 10 and is communicated with the cavity, and the vacuum connector 40 is used for communicating with a vacuum extractor.
Wherein, the workpiece to be processed is a graphite plate.
The graphite plate is placed on the first mould pressing assembly 10 or the second mould pressing assembly 20, then the first mould pressing assembly 10 and the second mould pressing assembly 20 are close to each other, when the first mould pressing assembly 10 and the second mould pressing assembly 20 are located at mould pressing positions, the graphite plate is located in a cavity, the unipolar plate is formed through mould pressing, then the sealing ring 30 is inflated, the sealing ring 30 is expanded to be in sealing contact with the second mould pressing assembly 20 so as to seal the cavity, and then the cavity is vacuumized through a vacuumizing device, so that air in the graphite unipolar plate is exhausted. Through setting up foretell mould pressing, only need place the graphite plate on first mould pressing subassembly 10 or second mould pressing subassembly 20, first mould pressing subassembly 10 and second mould pressing subassembly 20 are close to each other to the mould pressing position in order to form the die cavity, then aerify to sealing washer 30 until sealed die cavity, finally to the die cavity evacuation can, compare in the mode preparation graphite unipolar plate of current machine tooling, shortened preparation time effectively, improved production efficiency.
Referring to fig. 1 and 2, in some embodiments, the first molding assembly 10 includes a first mold plate 11 and a first mold core 12, the first mold core 12 is disposed on a side of the first mold plate 11 facing the second molding assembly 20, the first mold plate 11 and the second molding assembly 20 can be disposed close to or away from each other, and the first mold core 12 is used for molding a workpiece during the process of the first mold plate 11 and the second molding assembly 20 being close to each other.
In other words, the graphite plate is placed on the first mold core 12 or the second mold pressing assembly 20, and in the process that the first mold plate 11 and the second mold pressing assembly 20 approach each other, the first mold core 12 and the second mold pressing assembly 20 form a cavity to mold the graphite plate.
Referring to fig. 1 and 3, further, the second molding assembly 20 includes a second molding plate 21 and a second mold core 22, the second mold core 22 is disposed on a side of the second molding plate 21 facing the first molding plate 11, the second molding plate 21 and the first molding plate 11 can be disposed close to or away from each other, and the first mold core 12 and the second mold core 22 are used for molding a workpiece during a process of the second molding plate 21 and the first molding plate 11 being close to each other.
In combination with the above embodiments, the graphite plate is placed on the first mold core 12 or the second mold core 22, the first mold plate 11 and the second mold plate 21 drive the first mold core 12 and the second mold core 22 to approach each other, and the first mold core 12 and the second mold core 22 mold the graphite plate.
In some embodiments, the first mold core 12 has a first amorphous film layer on its surface, and the second mold core 22 has a second amorphous film layer on its surface, so as to facilitate demolding and improve the integrity of the formed graphite unipolar plate.
In practical applications, the first mold core 12 and the second mold core 22 are processed by DLC (Diamond-like carbon) to form a first amorphous thin film layer and a second amorphous thin film layer on the surfaces thereof, respectively.
In some embodiments, the sealing ring 30 is sealingly connected to the first mold plate 11, and when the first mold core 12 and the second mold core 22 are located at the molding position, the sealing ring 30 can be inflated and sealingly contacted with the second mold plate 21 to seal the cavity, the first mold core 12 and the second mold core 22 are located in the cavity, and the vacuum joint 40 is disposed on the second mold plate 21.
Further, the sealing ring 30 is an annular ring and is disposed in a hollow manner, and when the sealing ring 30 is connected to the side of the first mold plate 11 having the first mold core 12 in a sealing manner, the first mold core 12 is located in the ring formed by the sealing ring 30. Thus, when the first molding member 10 and the second molding member 20 are in the molding position, the first mold core 12 and the second mold core 22 are located in the cavity.
In practical application, the sealing ring 30 is made of rubber or other flexible materials, and only the sealing ring 30 needs to be inflated and expanded and can bear larger pressure.
Referring to fig. 1-3, in some embodiments, the first molding assembly 10 further includes a first guide portion 13, the second molding assembly 20 further includes a second guide portion 23, the first guide portion 13 is disposed on a side of the first mold core 12 facing the second mold core 22, the second guide portion 23 is disposed on a side of the second mold core 22 facing the first mold core 12, and the first guide portion 13 and the second guide portion 23 can be coupled to each other to guide the movement of the first mold core 12 and/or the second mold core 22 in a process of the first mold core 12 and the second mold core 22 approaching each other.
It can be understood that, in the process that the first template 11 and the second template 21 are close to each other, the first mold core 12 and the second mold core 22 are also close to each other, the first guide portion 13 and the second guide portion 23 can be connected to each other in an adapting manner, and the first guide portion 13 and the second guide portion 23 can guide the movement of the first mold core 12 and the second mold core 22, so as to guide the movement of the first template 11 and the second template 21, so as to ensure the alignment precision of the first mold core 12 and the second mold core 22, and the first template 11 and the second template 21, and further ensure the preparation precision of the graphite unipolar plate.
Further, the first guide portion 13 is one of a guide hole and a guide post, the second guide portion 23 is the other of the guide hole and the guide post, and the shape and size of the guide post and the guide hole are matched to realize the mutual matching of the guide post and the guide hole, thereby guiding the movement of the first die core 12 and/or the second die core 22.
In practical applications, the number of the first guide portions 13 and the second guide portions 23 is the same, and each of the first guide portions and the second guide portions includes at least two, so as to further ensure the accuracy. Specifically, the first guide portion 13 is a guide post, and the second guide portion 23 is a guide hole.
In some embodiments, the first molding member 10 further includes a stopper 14, the stopper 14 is disposed on a side of the first molding plate 11 facing the second molding plate 21, and when the first molding member 10 and the second molding member 20 are located at the molding position, the stopper 14 abuts against the second molding plate 21 to space the first molding plate 11 and the second molding plate 21 by a predetermined gap.
It should be noted that, the first mold core 12 and the second mold core 22 are used for molding the graphite plate, the graphite plate is soft in texture, the graphite unipolar plate has a certain thickness requirement, in order to ensure the thickness of the graphite unipolar plate, an operator sets the limiting block 14 according to the thickness requirement, so that a gap is preset at an interval between the first mold plate 11 and the second mold plate 21, and at this time, a distance value between the first mold core 12 and the second mold core 22 is a thickness value required by the graphite unipolar plate.
The limit block 14 is disposed on a side of the first mold plate 11 facing the second mold plate 21, that is, on a side of the first mold plate 11 where the first mold insert 12 is disposed, the limit block 14 can abut against the second mold plate 21, and the limit block 14 cannot abut against the second mold insert 22, so that the limit block 14 is disposed adjacent to the first mold insert 12, and the mold pressing of the graphite plate is not affected.
Meanwhile, it can be understood that, in order to ensure the limiting function of the limiting block 14, two or more limiting blocks 14 may be provided, so as to ensure that the first template 11 and the second template 21 are more stably maintained at the current position when the limiting block 14 abuts against the second template 21.
When the stopper 14 is provided on the first die plate 11, an abutting portion may be provided at a position corresponding to the second die plate 21, and the abutting portion may abut against the stopper 14.
Of course, in other embodiments, the limiting block may also be disposed on the second mold plate 21, and at this time, the limiting block is a part of the second molding member 20, and when the first molding member 10 and the second molding member 20 are located at the molding position, the limiting block abuts against the first mold plate 11.
In some embodiments, the molding die further includes an inflation connector 50, the inflation connector 50 is disposed on the second molding member 20 and connected to the sealing ring 30, and the inflation connector 50 is used for communicating with an inflation device to inflate and deflate the sealing ring 30.
It should be noted that the inflation connector 50 is directly connected to the sealing ring 30, the sealing ring 30 can be regarded as an inner tube, and the inflation connector 50 is an air nozzle on the inner tube to inflate and deflate the inner tube.
The vacuum joint 40 is communicated with the cavity, which may be a connecting channel provided on the first mold plate 11, one end of the connecting channel penetrates through one side of the first mold plate 11 having the first mold core 12 and is located in the ring enclosed by the sealing ring 30, the other end penetrates through one end of the first mold core 12 adjacent to the first mold plate 11, and the vacuum joint 40 is inserted into the other end of the connecting channel to communicate with the cavity.
In some embodiments, the second die assembly 20 is reciprocally movably disposed with respect to the first die assembly 10 to move the second die assembly 20 toward and away from the first die assembly 10.
In other embodiments, the first molding member 10 may be reciprocally disposed with respect to the second molding member 20, or both the first molding member 10 and the second molding member 20 may be reciprocally disposed, as long as it is realized that the first molding member 10 and the second molding member 20 may be moved close to or away from each other.
Of course, the driving mechanism for driving the first molding assembly 10 and/or the second molding assembly 20 to reciprocate is connected to the first molding plate 11 and/or the second molding plate 21 and is connected to a side of the first molding plate 11 facing away from the first mold core 12 and/or a side of the second molding plate 21 facing away from the second mold core 22.
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 (10)
1. A molding die, comprising:
a first die assembly;
the first die pressing assembly or the second die pressing assembly is used for bearing a workpiece to be machined, and die pressing positions are formed in the process that the first die pressing assembly and the second die pressing assembly are close to each other;
when the first molding assembly and the second molding assembly are located at the molding position, the first molding assembly and the second molding assembly enclose a cavity, and the workpiece to be processed is located in the cavity to be molded;
the sealing ring is arranged on the first molding assembly and is used for being connected with an inflating device, and when the first molding assembly and the second molding assembly are located at the molding position, the sealing ring can be inflated to expand and be in sealing contact with the second molding assembly so as to seal the cavity; and
and the vacuum joint is arranged on the first mould pressing assembly and communicated with the mould cavity, and the vacuum joint is used for being communicated with a vacuumizing device.
2. The molding die of claim 1, wherein the first molding assembly comprises a first mold plate and a first mold core, the first mold core is disposed on a side of the first mold plate facing the second molding assembly, and the first mold core is used for molding the to-be-processed member in a process that the first mold plate and the second molding assembly approach each other.
3. The molding die of claim 2, wherein the second molding assembly comprises a second molding plate and a second mold core, the second mold core is disposed on a side of the second molding plate facing the first molding plate, and the first mold core and the second mold core are used for molding the to-be-processed member in a process of the second molding plate and the first molding plate approaching each other.
4. The embossing mold as set forth in claim 3, wherein said gasket is sealingly attached to said first platen and is capable of being inflated to expand and sealingly contact said second platen to seal said cavity when said first and second embossing assemblies are in said embossing position, said vacuum fitting being disposed in said second platen.
5. The molding die of claim 3, wherein the first molding assembly further comprises a first guide portion, the second molding assembly further comprises a second guide portion, the first guide portion is disposed on one side of the first mold core facing the second mold core, the second guide portion is disposed on one side of the second mold core facing the first mold core, and the first guide portion and the second guide portion can be mutually coupled to guide the movement of the first mold core and/or the second mold core in the process that the first mold core and the second mold core approach each other.
6. The embossing die as set forth in claim 5, wherein said first guide portion is one of a guide hole and a guide post, and said second guide portion is the other of said guide hole and said guide post, said guide post matching with a shape and a size of said guide hole.
7. The embossing die as set forth in claim 5, wherein the first guide portions and the second guide portions are the same in number and each include at least two.
8. The embossing die as set forth in claim 3, wherein the first embossing assembly further includes a stopper disposed on a side of the first stencil facing the second stencil, the stopper abutting the second stencil when the first embossing assembly and the second embossing assembly are in the embossing position to space the first stencil from the second stencil by a predetermined gap.
9. The embossing die as set forth in claim 3, wherein said second embossing assembly further includes a stopper disposed on a side of said second platen facing said first platen, said stopper abutting said first platen when said first embossing assembly and said second embossing assembly are in said embossing position such that a predetermined gap is provided between said first platen and said second platen.
10. The embossing die of claim 1, further comprising an inflation connector disposed on the second embossing assembly and coupled to the sealing ring, the inflation connector adapted to couple to the inflation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023279837.4U CN214448834U (en) | 2020-12-29 | 2020-12-29 | Mould pressing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023279837.4U CN214448834U (en) | 2020-12-29 | 2020-12-29 | Mould pressing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214448834U true CN214448834U (en) | 2021-10-22 |
Family
ID=78136034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023279837.4U Active CN214448834U (en) | 2020-12-29 | 2020-12-29 | Mould pressing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214448834U (en) |
-
2020
- 2020-12-29 CN CN202023279837.4U patent/CN214448834U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214448834U (en) | Mould pressing die | |
| CN216682659U (en) | Die for forming solid zirconia ceramic structural part | |
| CN112222272B (en) | Method for processing head outer ring | |
| US8740596B2 (en) | Tire vulcanization mold | |
| CN210938247U (en) | Clamping device for machining automobile part mold | |
| CN209775436U (en) | Vacuumizing rapid exhaust injection mold structure | |
| CN110000266B (en) | Multichannel hydraulic forming die | |
| CN210651692U (en) | Vacuum injection mold | |
| CN214056111U (en) | Large-scale garbage bin of high performance is moulded plastics deburring and is used pressing from both sides dress structure | |
| CN218019771U (en) | Mould pressing injection moulding device | |
| CN113977840A (en) | Mosaic type die structure of silica gel product extruder | |
| CN212948905U (en) | Multi-station injection molding machine | |
| CN217451738U (en) | Preforming blanking mould that punches a hole | |
| CN217858512U (en) | Stamping die convenient to quick drawing of patterns | |
| CN219505420U (en) | Plastic suction mould system convenient to drawing of patterns | |
| CN216300159U (en) | Mould pressing bulging mould | |
| CN213732898U (en) | Oil seal seat ring injection molding die | |
| CN214983393U (en) | Automobile tire thermoplastic mold | |
| CN212948904U (en) | Silica gel forming machine | |
| CN215473317U (en) | Die pressing device | |
| CN209955378U (en) | Mold blank top forming device for complex mold | |
| CN210999845U (en) | Anti-thread-off ejection device for die | |
| CN220095290U (en) | Pressure injection type T-shaped ring die | |
| CN216544523U (en) | Quick exhaust structure of mould | |
| CN214188007U (en) | Inner hole mould without dismounting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220216 Address after: 21412 North Hubin Road, Wuxi City, Jiangsu Province Patentee after: Jiangsu hydrogen guide intelligent equipment Co.,Ltd. Address before: No.20 Xinxi Road, national high tech Industrial Development Zone, Wuxi City, Jiangsu Province Patentee before: WUXI LEAD INTELLIGENT EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |