CN209937436U - Novel cloth-sandwiched rubber diaphragm forming die - Google Patents
Novel cloth-sandwiched rubber diaphragm forming die Download PDFInfo
- Publication number
- CN209937436U CN209937436U CN201920316540.9U CN201920316540U CN209937436U CN 209937436 U CN209937436 U CN 209937436U CN 201920316540 U CN201920316540 U CN 201920316540U CN 209937436 U CN209937436 U CN 209937436U
- Authority
- CN
- China
- Prior art keywords
- die
- rubber diaphragm
- cloth
- cavity
- mold
- 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
- Diaphragms And Bellows (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The utility model relates to the technical field of mold design, and discloses a novel cloth clamping rubber diaphragm forming mold, which comprises an upper mold and a lower mold, wherein the forming mold is used for manufacturing a cloth clamping rubber diaphragm, the cloth clamping rubber diaphragm comprises an upper rubber diaphragm, a base cloth diaphragm and a lower rubber diaphragm, a first middle mold and a second middle mold are arranged between the upper mold and the lower mold, and one side of the forming mold which is contacted with each other in pairs respectively forms a first cavity, a second cavity and a third cavity; a first groove is formed in one surface, close to the upper die side, of the upper die, a third through hole and a fourth through hole which are matched with the first groove are formed in the first middle die and the second middle die respectively, a second through hole is formed in the lower die, and a guide column is fixedly arranged on the second through hole; the device is provided with an ejection structure, so that the product cannot be damaged in the demolding process, and the yield is improved; the first middle mold and the second middle mold are arranged, the rubber diaphragm is pressed, and meanwhile the base cloth diaphragm is pressed, so that the storage and carrying processes of the base cloth diaphragm are omitted.
Description
Technical Field
The utility model relates to a mold design technical field, concretely relates to novel press from both sides cloth rubber diaphragm forming die.
Background
The cloth-sandwiched rubber diaphragm is a film sheet product formed by sandwiching one or more layers of gum-dipped cloth in rubber and vulcanizing and shaping into a whole, can be mainly divided into flat diaphragm, vertical chain diaphragm, corrugated diaphragm, bowl-shaped diaphragm (leather cup) and other types in appearance, is widely applied to the fields of petroleum drilling, engine pressure reducing valves, high-pressure oil pipes of various devices, electromagnetic pulse valves and the like, is a sensitive element therein, and plays an important role in realizing functions and ensuring pressure precision.
In the prior art, the die for clamping the cloth rubber diaphragm only comprises an upper die plate and a lower die plate. During production, the flat woven fabric is put into a special cloth pressing die for high-temperature prepressing forming and then stored. And then, performing rubber by using a special vulcanization mold, placing the cloth piece stored after performing on the preformed rubber, and performing high-temperature pressure vulcanization for a long time. However, the cloth pieces are easily deformed during storage and transportation after the pre-forming, and it is difficult to bond the pre-formed cloth pieces to rubber perfectly when the cloth pieces are combined with rubber.
In addition, after the die pressing is completed, the metal piece is tightly matched with a die cavity of a product, so that the traditional flat die pressing production mode has the defect of difficult product demoulding, the production efficiency is low, and in the demoulding process, the quality of the product can be influenced if the operation is improper, and the yield is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a novel cloth-sandwiched rubber diaphragm forming die, which is provided with a first middle die and a second middle die, and presses a base cloth diaphragm while pressing the rubber diaphragm, thereby saving the storage and carrying process of the base cloth diaphragm; the ejection structure can eject the formed product out of the mold, so that the product is not damaged in the demolding process, and the yield is improved.
In order to achieve the above object, the present invention provides the following technical solutions:
a novel forming die for a cloth-sandwiched rubber diaphragm comprises an upper die and a lower die, wherein the forming die is used for manufacturing the cloth-sandwiched rubber diaphragm, the cloth-sandwiched rubber diaphragm comprises an upper rubber diaphragm, a base cloth diaphragm and a lower rubber diaphragm, a first middle die and a second middle die are sequentially and movably arranged between the upper die and the lower die, a first cavity, a second cavity and a third cavity are respectively formed on one side of the upper die, the first middle die, the second middle die and the lower die, which are contacted with each other in pairs, the first cavity is the same as the upper rubber diaphragm in shape, the second cavity is the same as the base cloth diaphragm in shape, and the third cavity is the same as the lower rubber diaphragm in shape;
the upper die is provided with an upper die side, the upper die side is matched with one side of the upper rubber diaphragm, the lower die is provided with a lower die side, and the lower die side is matched with one side of the lower rubber diaphragm;
go up the mould and be close to the one side of last mould side is provided with first recess, the fixed buffer spring that is provided with in the first recess, in the first mould and the second on the mould equally divide respectively be provided with first recess assorted third through-hole and fourth through-hole, be provided with the second through-hole on the bed die, the fixed guide post that is provided with on the second through-hole, the guide post is close to the one side of lower mould side center department is provided with the second recess, the second recess with the second through-hole communicates, the guide post is kept away from the fixed buffer post that sets up of one end of bed die, the buffer post cover is located in the buffer spring.
The utility model discloses in, it is preferred, all be provided with first through-hole on last mould and the bed die, the cover is equipped with ejecting structure in the first through-hole.
The utility model discloses in, it is preferred, ejecting structure includes guide unit and conflict unit, the conflict unit sets up the one end of guide unit, the conflict unit is kept away from the one end of guide unit respectively with go up mould and bed die and constitute go up mould side and lower mould side, set up the fourth cavity in the guide unit, set up the fifth cavity in the conflict unit, the fifth cavity with fourth cavity intercommunication, the both ends of conflict unit set up a plurality of bleeder vent.
The utility model discloses in, it is preferred, mould all adopted metal material to make in mould, bed die, first well mould and the second.
The utility model discloses in, it is preferred, be provided with the block rubber in the first recess, the block rubber cover is located in the buffer spring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a press from both sides cloth rubber matrix mould is provided with mould, first well mould, second in mould and bed die, and first well mould and second mould are used for the preforming mould as base cloth, it is used for the compound vulcanization of rubber mould to go up mould and bed die, with base cloth preforming mould and the design of the compound vulcanization of rubber mould as an organic whole, the cloth piece is directly vulcanized with the rubber complex of preforming in the mould after the preforming has been accomplished. The deformation of the preformed base cloth during transportation and storage is directly avoided, and the production efficiency is improved; the upper die, the lower die, the first middle die and the second middle die are convenient and fast to disassemble, and the fixing device is high in manual operability and firm in fixing.
2. The utility model is provided with an ejection structure, after the mold is opened, the molded product can be ejected out of the mold by utilizing the ejection structure, so that the product is not damaged in the demolding process, and the yield is improved; simultaneously, be provided with bleeder vent and second recess, on the one hand, can cool down to the product, improve work efficiency, on the other hand can blow off the mould with the shaping product, reduces forming die's breakage rate.
3. The utility model relates to a mould of preparation rubber product is equipped with a plurality of shaping chambeies, but a plurality of rubber products of coproduction improve work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic structural diagram of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 4 is a partially exploded view of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 5 is a cutaway partial top view of fig. 4 at section a-a.
Fig. 6 is an exploded view of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 7 is a working diagram 1 of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 8 is a working diagram 2 of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 9 is a schematic structural view of a novel cloth-sandwiched rubber diaphragm forming mold in embodiment 2.
Fig. 10 is a split view of an upper die, a lower die and an ejection structure of the novel cloth-sandwiched rubber diaphragm forming die.
Fig. 11 is a schematic structural diagram of an ejection structure of a novel cloth-sandwiched rubber diaphragm forming die.
Fig. 12 is a schematic structural view of a novel cloth-sandwiched rubber diaphragm forming mold according to embodiment 5.
FIG. 13 is a schematic view of the operation of example 5.
In the drawings: 1. an upper die; 2. a lower die; 3. a rubber diaphragm is arranged; 4. a base cloth membrane; 5. a lower rubber diaphragm; 6. a die side is arranged; 7. a lower die side; 8. a first middle mold; 9. a second middle mold; 10. a first side; 11. a second side; 12. a third side; 13. a fourth side; 14. a first cavity; 15. a second cavity; 16. A third cavity; 17. a first through hole; 18. an ejection structure; 181. a guide unit; 182. a collision unit; 183. a fourth cavity; 184. a fifth cavity; 185. air holes are formed; 19. a second through hole; 20. a guide post; 21. a second groove; 22. a buffer column; 23. a first groove; 24. a buffer spring; 25. a third through hole; 26. a fourth via hole; 27. a rubber block.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The structure of the novel cloth-sandwiched rubber diaphragm produced in the embodiment is shown in fig. 1 to 2, and the specific structure of the novel cloth-sandwiched rubber diaphragm forming die of the embodiment is shown in fig. 3 to 9.
Example 1:
referring to fig. 1 to 6, the present embodiment discloses a novel fabric-sandwiched rubber diaphragm forming mold, which includes an upper mold 1 and a lower mold 2, the forming mold is used for manufacturing a fabric-sandwiched rubber diaphragm, the fabric-sandwiched rubber diaphragm includes an upper rubber diaphragm 3, a base cloth diaphragm 4 and a lower rubber diaphragm 5, the upper mold 1 has an upper mold side 6, the upper mold side 6 matches with one side of the upper rubber diaphragm 3, the lower mold 2 has a lower mold side 7, the lower mold side 7 matches with one side of the lower rubber diaphragm 5, a first middle mold 8 and a second middle mold 9 are movably disposed between the upper mold side 6 and the lower mold side 7, in production, if no fabric-sandwiched rubber diaphragm is produced, the first middle mold 8 and the second middle mold 9 can also be removed, the first middle mold 8 has a first side 10 and a second side 11, the first side 10 and the second side 11 are oppositely arranged, the first side 10 is matched with the other side of the upper rubber diaphragm 3, the second side 11 is matched with one side of the base cloth diaphragm 4, the second middle mold 9 is provided with a third side 12 and a fourth side 13, the third side 12 is matched with the other side of the base cloth diaphragm 4, and the fourth side 13 is matched with the other side of the lower rubber diaphragm 5;
the upper mold side 6 and the first side 10 are attached to form a first cavity 14, the second side 11 and the third side 12 are attached to form a second cavity 15, the lower mold side 7 and the fourth side 13 are attached to form a third cavity 16, the first cavity 14 is the same as the upper rubber diaphragm 3 in shape, the second cavity 15 is the same as the base cloth diaphragm 4 in shape, and the third cavity 16 is the same as the lower rubber diaphragm 5 in shape;
a first groove 23 is formed in one surface, close to the upper die side 6, of the upper die 1, a buffer spring 24 is fixedly arranged in the first groove 23 and used for protecting the buffer column 22 from being damaged and prolonging the service life, and a third through hole 25 and a fourth through hole 26 which are matched with the first groove 23 are respectively formed in the first middle die 8 and the second middle die 9; the lower die 2 is provided with a second through hole 19, the second through hole 19 is fixedly provided with a guide post 20, one surface of the guide post 20 close to the center of the lower die side 7 is provided with a second groove 21, the second groove 21 is communicated with the second through hole 19, after the die is formed, the second through hole 19 is inflated by using an air pump, air enters the second groove 21 through the second through hole 19 and then enters the die space which is contacted with each other, one end of the guide post 20 far away from the lower die 2 is fixedly provided with a buffer post 22, the buffer post 22 is sleeved in the buffer spring 24, the guide post 20 and the buffer post 22 can only move in the first groove 23, the third through hole 25, the fourth through hole 26 and the second through hole 19 to limit the upper die 1, the lower die 2, the first middle die 8 and the second middle die 9, the damage to the die caused by the relative displacement between the two parts which are in contact is avoided, so that the precision of the die is improved, and the probability of the die damage is reduced.
In this embodiment, the upper mold 1 and the lower mold 2 are both provided with first through holes 17, the first through holes 17 are sleeved with ejection structures 18, and after the molds are opened, the ejection structures 18 can eject the formed products out of the molds, so that the products cannot be damaged in the demolding process, and the yield is improved.
In this embodiment, a rubber block 27 is disposed in the first groove 23, and the rubber block 27 is sleeved in the buffer spring 24 and is used for buffering the collision between the buffer column 22 and the bottom end of the first groove 23, so as to prolong the service life of the forming mold.
In the present embodiment, the upper mold 1, the lower mold 2, the first middle mold 8, and the second middle mold 9 are made of a metal material, and a ferrous material having a general hardness may be used.
Example 2:
referring to fig. 1 to 9, the present embodiment provides another novel fabric-sandwiched rubber diaphragm forming mold, which is different from embodiment 1 in that:
ejecting structure 18 includes guide unit 181 and conflict unit 182, guide unit 181 and conflict unit 182 integrated into one piece, conflict unit 182 sets up the one end of guide unit 181, conflict unit 182 is kept away from the one end of guide unit 181 respectively with last mould 1 and bed die 2 constitute go up mould side 6 and lower mould side 7, treat to press from both sides cloth rubber diaphragm back of forming a film, operating personnel extrudes guide unit 181, makes guide unit 181 be in follow in the first through-hole 17 direction removes, makes guide unit 181 is close to more and presss from both sides cloth rubber diaphragm, slowly promotes guide unit 181 makes the clamp cloth rubber diaphragm of forming a film break away from gradually and goes up mould side 6 and lower mould side 7.
Example 3:
referring to fig. 1 to fig. 11, the present embodiment provides another novel fabric-sandwiched rubber diaphragm forming mold, which is different from embodiment 1 in that:
the guide unit 181 is provided with a fourth cavity 183, the collision unit 182 is provided with a fifth cavity 184, the fifth cavity 184 is communicated with the fourth cavity 183, two ends of the collision unit 182 are provided with a plurality of air holes 185, the air holes 185 are tightly attached to the side wall of the first through hole 17, when the upper rubber diaphragm 3 and the lower rubber diaphragm 5 are molded, rubber cannot flow into the first through hole 17 through the air holes 185, after the cloth clamping rubber diaphragm is formed into a film, an operator extrudes the guide unit 181 to move the guide unit 181 towards the direction of the cloth clamping rubber diaphragm until the air holes 185 expose the first through hole 17, an air pump device is used for inflating the fourth cavity 183, and air is introduced into the upper die side 6 and the lower die side 7 through the fifth cavity 184 and the air holes 185, so that the operation is performed, on the one hand, the temperature of the formed cloth clamping rubber diaphragm is reduced, on the other hand, the cloth-sandwiched rubber diaphragm is blown away from the upper die 1 and the lower die 2, so that the demoulding is finished.
Example 4:
referring to fig. 1 to fig. 11, the present embodiment provides another novel fabric-sandwiched rubber diaphragm forming mold, which is different from embodiment 1 in that:
the upper die 1, the lower die 2, the first middle die 8 and the second middle die 9 are respectively provided with a plurality of upper die sides 6, a first side 10, a second side 11, a third side 12, a fourth side 13 and a lower film side 76, and the upper die sides 6, the first side 10, the second side 11, the third side 12, the fourth side 13 and the lower film side 7 respectively form a plurality of first cavities 14, second cavities 15, third cavities 16 and fourth cavities 183, so that a plurality of rubber products can be produced at the same time, and the working efficiency is improved.
Example 5:
referring to fig. 1 to 13, the present embodiment provides another novel fabric-sandwiched rubber diaphragm forming mold, which is different from embodiment 1 in that:
a plurality of groups of first middle dies 8 and second middle dies 9 can be arranged between the upper die 1 and the lower die 2, and base cloth diaphragms with different layers of middle clips can be produced to meet the requirements of different productions.
The working principle is as follows: in production, as shown in FIGS. 5 and 6, a base cloth is first placed between a first middle mold 8 and a second middle mold 9, a predetermined amount of unvulcanized rubber is then placed on a lower mold side 7 of a lower mold 2, the first middle mold 8 and the second middle mold 9 with the base cloth sandwiched therebetween are placed on the lower mold 2, a predetermined amount of unvulcanized rubber is also added to a first side 10, the mold is closed and precured to form a precured upper rubber membrane 3 and a precured lower rubber membrane 5, which are adhered to the upper mold side 6 and the lower mold side 7, respectively, and a formed base cloth membrane 4 is adhered to a second side 11 and a third side 12, and the mold closing process is performed while controlling the rubber temperature at 165 ℃ and the pressure at 80Kgf/m2The pressing time was 15 seconds.
After the base cloth membrane 4 is manufactured, an operator uses an inflator pump to inflate the second through hole 19, the air enters the second groove 21 through the second through hole 19, then enters the first cavity 14, the second cavity 15 and the third cavity 16 respectively, and cools the upper rubber membrane 3, the base cloth membrane 4 and the lower rubber membrane 5 respectively, then the operator separates the base cloth membrane 4 from the second side 11 and the third side 12, removes the first middle mold 8 and the second middle mold 9, attaches the manufactured base cloth membrane 4 between two pre-vulcanized rubber sheets, closes the molds again, and performs positive vulcanization forming treatment. In the process, the rubber temperature is controlled at 165 ℃ and the pressure is controlled at 150Kgf/m2The pressing time was 10 minutes. After the positive vulcanization, the base cloth diaphragm 4 is completely melted into the rubber sheet, and the pre-vulcanized rubber sheet is fully vulcanized, so that the cloth-sandwiched rubber diaphragm with stable performance is obtained.
After the cloth-sandwiched rubber diaphragm is formed into a film, an operator extrudes the guide unit 181, so that the guide unit 181 moves towards the cloth-sandwiched rubber diaphragm until the air holes 185 expose the first through holes 17, then inserts the interface of the inflator pump into the fifth cavity 184, starts the inflator pump, ventilates the fifth cavity 184, and air enters the upper die side 6 and the lower die side 7 through the fifth cavity 184 and the air holes 185, so that the operation is performed, on one hand, the formed cloth-sandwiched rubber diaphragm is cooled, on the other hand, the cloth-sandwiched rubber diaphragm is blown away from the upper die 1 and the lower die 2, and the demolding is completed.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (6)
1. A novel forming die for a cloth-sandwiched rubber diaphragm comprises an upper die (1) and a lower die (2), and is used for manufacturing the cloth-sandwiched rubber diaphragm, wherein the cloth-sandwiched rubber diaphragm comprises an upper rubber diaphragm (3), a base cloth diaphragm (4) and a lower rubber diaphragm (5), and is characterized in that a first middle die (8) and a second middle die (9) are movably arranged between the upper die (1) and the lower die (2) in sequence, a first cavity (14), a second cavity (15) and a third cavity (16) are respectively formed on one side of the upper die (1), the first middle die (8), the second middle die (9) and the lower die (2) which are contacted with each other in pairs, the first cavity (14) is the same as the upper rubber diaphragm (3), and the second cavity (15) is the same as the base cloth diaphragm (4), the third cavity (16) is the same as the lower rubber diaphragm (5) in shape;
the upper die (1) is provided with an upper die side (6), the upper die side (6) is matched with one side of the upper rubber diaphragm (3), the lower die (2) is provided with a lower die side (7), and the lower die side (7) is matched with one side of the lower rubber diaphragm (5);
one surface of the upper die (1) close to the upper die side (6) is provided with a first groove (23), a buffer spring (24) is fixedly arranged in the first groove (23), a third through hole (25) and a fourth through hole (26) which are matched with the first groove (23) are respectively arranged on the first middle die (8) and the second middle die (9), a second through hole (19) is arranged on the lower die (2), a guide post (20) is fixedly arranged on the second through hole (19), one surface of the guide post (20) close to the center of the lower die side (7) is provided with a second groove (21), the second groove (21) is communicated with the second through hole (19), the guide post (20) is far away from one end of the lower die (2) and is fixedly provided with a buffer post (22), and the buffer post (22) is sleeved in the buffer spring (24).
2. The novel forming die for the cloth-sandwiched rubber diaphragm is characterized in that the upper die (1) and the lower die (2) are both provided with first through holes (17), and the first through holes (17) are sleeved with ejection structures (18).
3. The novel forming die for the cloth-sandwiched rubber diaphragm is characterized in that the ejection structure (18) comprises a guide unit (181) and a collision unit (182), the collision unit (182) is arranged at one end of the guide unit (181), one end of the collision unit (182) far away from the guide unit (181) respectively forms the upper die side (6) and the lower die side (7) with the upper die (1) and the lower die (2), a fourth cavity (183) is arranged in the guide unit (181), a fifth cavity (184) is arranged in the collision unit (182), the fifth cavity (184) is communicated with the fourth cavity (183), and a plurality of air holes (185) are arranged at two ends of the collision unit (182).
4. The novel forming die for the cloth-sandwiched rubber diaphragm is characterized in that a plurality of groups of first middle dies (8) and second middle dies (9) can be arranged between the upper die (1) and the lower die (2).
5. The novel forming die for the cloth-sandwiched rubber diaphragm is characterized in that the upper die (1), the lower die (2), the first middle die (8) and the second middle die (9) are made of metal materials.
6. The novel forming die for the cloth-sandwiched rubber diaphragm is characterized in that a rubber block (27) is arranged in the first groove (23), and the rubber block (27) is sleeved in the buffer spring (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316540.9U CN209937436U (en) | 2019-03-13 | 2019-03-13 | Novel cloth-sandwiched rubber diaphragm forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316540.9U CN209937436U (en) | 2019-03-13 | 2019-03-13 | Novel cloth-sandwiched rubber diaphragm forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209937436U true CN209937436U (en) | 2020-01-14 |
Family
ID=69123758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920316540.9U Active CN209937436U (en) | 2019-03-13 | 2019-03-13 | Novel cloth-sandwiched rubber diaphragm forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209937436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595680A (en) * | 2020-06-29 | 2020-08-28 | 吴伟能 | Anti extrudability deformation detection device of rubber diaphragm processing |
-
2019
- 2019-03-13 CN CN201920316540.9U patent/CN209937436U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595680A (en) * | 2020-06-29 | 2020-08-28 | 吴伟能 | Anti extrudability deformation detection device of rubber diaphragm processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104842567A (en) | Equipment and method for manufacturing plastic housing from thermoplastic sheet | |
| CN214556745U (en) | Stamping die for automobile part machining | |
| JP6736117B1 (en) | Thermoforming equipment | |
| CN209937436U (en) | Novel cloth-sandwiched rubber diaphragm forming die | |
| CN212045728U (en) | Multi-cavity optical lens injection mold | |
| JPH05301243A (en) | Production of resin molded product having skin | |
| JP3755864B2 (en) | Method and apparatus for molding laminated molded body | |
| CN210061979U (en) | Matched-die type plastic cup die | |
| CN209794379U (en) | EVA sole preparation mould | |
| CN208164190U (en) | A kind of ball pin dust cover dual-band skeleton die | |
| US2565248A (en) | Molding apparatus and method | |
| CN112248317B (en) | Middle mold heating plate of rubber track forming equipment and mold assembly thereof | |
| CN217414773U (en) | Mold device convenient for demolding | |
| CN219427318U (en) | Display seat frame forming and processing device | |
| CN219789100U (en) | Injection involucra mold structure for improving demolding efficiency | |
| CN214521678U (en) | Air inlet pipe mould capable of demoulding for multiple times | |
| CN221605062U (en) | Die for producing front bumper of automobile | |
| CN214601416U (en) | Drawing die for window frame of car skylight | |
| CN217803000U (en) | Conveniently-disassembled injection mold | |
| JP3731811B2 (en) | Manufacturing method of synthetic resin molded products | |
| CN220555196U (en) | Multipurpose mould | |
| CN212021555U (en) | Vacuum suction mold structure | |
| CN210477503U (en) | Cylinder adsorption mold | |
| CN213617846U (en) | Plastic mold convenient for demolding | |
| CN210211197U (en) | Injection mold of car lamp shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |