CN220390185U - Simple manufacturing die for rubber cushion - Google Patents
Simple manufacturing die for rubber cushion Download PDFInfo
- Publication number
- CN220390185U CN220390185U CN202322192905.0U CN202322192905U CN220390185U CN 220390185 U CN220390185 U CN 220390185U CN 202322192905 U CN202322192905 U CN 202322192905U CN 220390185 U CN220390185 U CN 220390185U
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- Prior art keywords
- cavity
- wall
- fixed
- mold
- die
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 25
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 10
- 239000004205 dimethyl polysiloxane Substances 0.000 description 5
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 5
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 5
- 210000000779 thoracic wall Anatomy 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 description 3
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 3
- -1 polysiloxane Polymers 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000002555 auscultation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000037228 dieting effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a simple manufacturing die for a rubber pad, which comprises a die assembly, wherein the die assembly comprises a fixed die and a movable die matched with the fixed die, a first cavity is formed in the inner wall of the fixed die, a second cavity is formed in the inner wall of the movable die, an air outlet hole communicated with the second cavity is formed in the inner wall of the movable die, and an adhesive injection runner of the air outlet hole communicated with the second cavity is formed in the inner wall of the movable die; the adjusting component comprises an adjusting plate placed in the inner cavity of the first cavity, a threaded cylinder fixed on the rear wall of the adjusting plate, a guide cylinder fixed on the rear wall of the adjusting plate, a threaded rod rotatably installed on the first cavity and meshed with the threaded cylinder, and a guide rod fixed on the inner wall of the first cavity and matched with the guide cylinder, and the cavity of the die can be adjusted according to requirements to produce rubber mats with different thicknesses.
Description
Technical Field
The utility model relates to the field of rubber mat manufacturing dies, in particular to a simple rubber mat manufacturing die.
Background
PDMS is a low-density and soft polysiloxane organic silicon elastomer, and has wide application in medicine due to its excellent elasticity, plasticity and biocompatibility. When sound waves generated by gas flow in the respiratory tract propagate into the air through the chest wall tissue, reflection and refraction phenomena of the sound waves can occur due to inconsistent acoustic impedance characteristics of the chest wall and the air, so that the sound wave energy is attenuated. The PDMS has the acoustic impedance characteristic close to that of a human body, and can be used as an intermediate medium to play a role in impedance transformation when the flexible auscultation equipment contacts the surface of the human body, so that the energy loss of sound waves in the medium is effectively reduced. When PDMS is used as an intermediate medium between the chest wall and the vibrating diaphragm of the vibration sensor, a specific rubber pad shape is designed according to the contact condition between the chest wall and the vibrating diaphragm, and no reserved bubbles in the rubber pad and a complete and smooth contact surface are ensured, so that the chest wall vibration is fully conducted and converged on the vibrating diaphragm.
The inner cavity structure of the existing die is fixed, the cavities of the die cannot be adjusted according to requirements to produce rubber mats with different thicknesses, and the applicability is poor.
Disclosure of Invention
The utility model aims to provide a simple manufacturing die for rubber mats, which solves the problems in the background technology.
In order to achieve the above purpose, the utility model provides a simple manufacturing die for rubber mats, which comprises a die assembly and an adjusting assembly.
The mold assembly comprises a fixed mold and a movable mold matched with the fixed mold, wherein a first cavity is formed in the inner wall of the fixed mold, a second cavity is formed in the inner wall of the movable mold, an air outlet hole communicated with the second cavity is formed in the inner wall of the movable mold, and an adhesive injection runner of the air outlet hole communicated with the second cavity is formed in the inner wall of the movable mold;
the adjusting assembly comprises an adjusting plate placed in the inner cavity of the first cavity, a threaded cylinder fixed on the rear wall of the adjusting plate, a guide cylinder fixed on the rear wall of the adjusting plate, a threaded rod rotatably installed on the first cavity and meshed with the threaded cylinder, and a guide rod fixed on the inner wall of the first cavity and matched with the guide cylinder.
As a simple and easy optimal scheme for manufacturing the die for the rubber pad, limiting blocks are symmetrically fixed on the inner wall of the fixed die, and limiting grooves matched with the limiting blocks are symmetrically formed on the inner wall of the movable die.
As a simple and easy optimal scheme for manufacturing the die for the rubber pad, the inner wall of the fixed die is provided with a first sealing groove, and the inner wall of the movable die is provided with a second sealing groove which is matched with the first sealing groove.
As a preferred scheme of the simple manufacturing mold for the rubber pad, the first sealing groove and the second sealing groove are fixedly provided with a first sealing ring.
As a simple and easy optimal scheme for manufacturing the die for the rubber pad, a third sealing groove is formed in the outer wall of the adjusting plate, and a second sealing ring is fixed in the third sealing groove.
As a preferred scheme of the simple manufacturing die for the rubber pad, the outer end of the threaded rod is fixedly provided with the anti-slip knob.
Compared with the prior art, the utility model has the following beneficial effects:
(1) Mixing polydimethylsiloxane (pdms) stock solution and curing solution according to the ratio of 10:1, vacuum extracting bubbles for standby, spraying a layer of release agent on a fixed die and a movable die, and airing for standby. And (3) respectively precoating a layer of prepared pdms liquid in the two cavities to prevent wall-hanging bubbles from being generated during glue injection, clamping the two moulds by using a clamp after aligning, injecting glue through a glue injection runner by using a syringe, stopping glue injection after no bubbles flow out of the two air outlet holes, placing the glue injection in a drying box at 80 ℃, taking out the glue injection after the pdms liquid in the cavities is solidified, and taking out the rubber cushion after the two moulds are separated.
(2) Through rotating the threaded rod, the drive regulating plate reciprocates to change the size of first die cavity, make the space that holds cushion stoste change, thereby obtain the cushion of different thickness, make the cavity that can adjust the mould according to the demand produce the cushion of different thickness.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the overall structure of a simple manufacturing mold for rubber mats according to the present utility model;
FIG. 2 is a schematic diagram of a simple fixed die for a rubber mat manufacturing die;
FIG. 3 is a cross-sectional view of a simple movable mold for a rubber mat manufacturing mold according to the present utility model;
FIG. 4 is a schematic structural view of a simple adjusting plate for a rubber mat manufacturing mold according to the present utility model;
FIG. 5 is a schematic view of a simple first seal ring for a rubber mat manufacturing mold according to the present utility model;
fig. 6 is a schematic structural diagram of a simple second sealing ring for a rubber mat manufacturing mold according to the present utility model.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Fig. 1 to 6 are schematic structural views of an embodiment of a simple manufacturing mold for a rubber mat according to the present utility model, referring to fig. 1 to 6, a simple manufacturing mold for a rubber mat according to the present utility model includes a main body portion including a mold assembly 100 and an adjusting assembly 200.
The mold assembly 100 comprises a fixed mold 110 and a movable mold 120 matched with the fixed mold 110, wherein a first cavity 110a is formed in the inner wall of the fixed mold 110, a second cavity 120a is formed in the inner wall of the movable mold 120, an air outlet hole 120b communicated with the second cavity 120a is formed in the inner wall of the movable mold 120, and an adhesive injection runner 120c of the air outlet hole 120b communicated with the second cavity 120a is formed in the inner wall of the movable mold 120;
the adjusting assembly 200 includes an adjusting plate 210 placed in the inner cavity of the first cavity 110a, a screw cylinder 220 fixed on the rear wall of the adjusting plate 210, a guide cylinder 230 fixed on the rear wall of the adjusting plate 210, a threaded rod 240 rotatably installed on the first cavity 110a and engaged with the screw cylinder 220, and a guide rod 250 fixed on the inner wall of the first cavity 110a and adapted to the guide cylinder 230;
limiting blocks 110b are symmetrically fixed on the inner wall of the fixed die 110, and limiting grooves 120d matched with the limiting blocks 110b are symmetrically formed on the inner wall of the movable die 120;
the outer end of the threaded rod 240 is fixed with an anti-slip knob 240a;
a first sealing groove 110c is formed in the inner wall of the fixed die 110, and a second sealing groove 120e matched with the first sealing groove 110c is formed in the inner wall of the movable die 120;
the first seal groove 110c and the second seal groove 120e are fixed with a first seal ring 110c-1;
the outer wall of the adjusting plate 210 is provided with a third sealing groove 210a, and a second sealing ring 210b is fixed in the third sealing groove 210a
Specifically, mixing polydimethylsiloxane (pdms) stock solution and curing solution according to a ratio of 10:1, vacuum extracting bubbles for later use, respectively pre-coating a layer of prepared pdms solution in a first cavity 110a and a second cavity 120a of a fixed die 110 and a movable die 120 to prevent wall-hanging bubbles generated during glue injection, clamping two dies after aligning by a clamp, injecting glue by using a syringe through a glue injection runner 120c, stopping glue injection after no bubbles flow out of two air outlet holes 120b, then placing the fixed die 110 and the movable die 120 in a drying box at 80 ℃, taking out after the pdms solution in the cavities is cured, separating the two dies, and taking out a rubber cushion; when the thickness of the rubber pad needs to be adjusted, the threaded rod 240 is rotated to drive the adjusting plate 210 to move back and forth, so that the size of the first cavity 110a is changed, the space for containing the rubber pad stock solution is changed, the rubber pads with different thicknesses are obtained, and the cavities of the die can be adjusted according to the requirements to produce the rubber pads with different thicknesses.
The utility model has been shown and described above; basic principles, main features and advantages of the present utility model it will be apparent to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, but that the present utility model may be embodied in other specific forms without departing from the spirit or essential features thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. A simple manufacturing die for a rubber mat, which is characterized by comprising:
the mold assembly (100) comprises a fixed mold (110) and a movable mold (120) matched with the fixed mold (110), wherein a first cavity (110 a) is formed in the inner wall of the fixed mold (110), a second cavity (120 a) is formed in the inner wall of the movable mold (120), an air outlet hole (120 b) communicated with the second cavity (120 a) is formed in the inner wall of the movable mold (120), and an injection runner (120 c) of the air outlet hole (120 b) communicated with the second cavity (120 a) is formed in the inner wall of the movable mold (120);
the adjusting assembly (200) comprises an adjusting plate (210) placed in the inner cavity of the first cavity (110 a), a threaded cylinder (220) fixed on the rear wall of the adjusting plate (210), a guide cylinder (230) fixed on the rear wall of the adjusting plate (210), a threaded rod (240) rotatably installed on the first cavity (110 a) and meshed with the threaded cylinder (220), and a guide rod (250) fixed on the inner wall of the first cavity (110 a) and matched with the guide cylinder (230).
2. The simple manufacturing mold for the rubber pad according to claim 1, wherein limiting blocks (110 b) are symmetrically fixed on the inner wall of the fixed mold (110), and limiting grooves (120 d) matched with the limiting blocks (110 b) are symmetrically formed on the inner wall of the movable mold (120).
3. The simple manufacturing mold for the rubber mat according to claim 1, wherein a first sealing groove (110 c) is formed in the inner wall of the fixed mold (110), and a second sealing groove (120 e) adapted to the first sealing groove (110 c) is formed in the inner wall of the movable mold (120).
4. A simple manufacturing mold for rubber mats according to claim 3, characterized in that the first sealing groove (110 c) and the second sealing groove (120 e) are fixed with a first sealing ring (110 c-1).
5. The simple manufacturing mold for the rubber mat according to claim 1, wherein a third sealing groove (210 a) is formed on the outer wall of the adjusting plate (210), and a second sealing ring (210 b) is fixed in the third sealing groove (210 a).
6. The simple manufacturing mold for the rubber pad according to claim 1, wherein the anti-slip knob (240 a) is fixed to the outer end of the threaded rod (240).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322192905.0U CN220390185U (en) | 2023-08-15 | 2023-08-15 | Simple manufacturing die for rubber cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322192905.0U CN220390185U (en) | 2023-08-15 | 2023-08-15 | Simple manufacturing die for rubber cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220390185U true CN220390185U (en) | 2024-01-26 |
Family
ID=89605835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322192905.0U Active CN220390185U (en) | 2023-08-15 | 2023-08-15 | Simple manufacturing die for rubber cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220390185U (en) |
-
2023
- 2023-08-15 CN CN202322192905.0U patent/CN220390185U/en active Active
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