CN211307127U - Be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material - Google Patents
Be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material Download PDFInfo
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- CN211307127U CN211307127U CN201921986274.7U CN201921986274U CN211307127U CN 211307127 U CN211307127 U CN 211307127U CN 201921986274 U CN201921986274 U CN 201921986274U CN 211307127 U CN211307127 U CN 211307127U
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Abstract
The utility model discloses a be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material, include the end mounting panel, install the backup pad of face both sides on the end mounting panel, install face and arrange Y axle actuating mechanism, setting between two backup pads in the end mounting panel is in last removal portion of Y axle actuating mechanism, install lower mould subassembly in the removal portion and fixing just arrange in between two backup pads the last mould subassembly of lower mould subassembly top. The utility model discloses a cavity on hot pressing vacuum mechanism is equipped with evacuation structure mode and applies pressure to set for pressure and continue to heat to set for the temperature and make the polymer crystal melt, releases the vacuum under constant temperature, constant voltage (closed loop force control), constant vacuum, and the shaping crystal that makes the hot pressing after the temperature drop pressurize a period breaks away from out from the die cavity.
Description
Technical Field
The utility model relates to an automatic technical field, specific saying so relates to a be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material.
Background
With the rapid development of science and technology and economy, the hot-press molding of the polymer crystal particles has the characteristics of high performance, high functionality, compositing, intellectualization, greenness and the like; the material is widely applied to important materials indispensable in the fields of industry, agriculture, national defense, science and technology, daily life and the like;
therefore, a high-precision temperature hot-pressing vacuum mechanism is designed for hot-pressing and molding the high-molecular particle material.
SUMMERY OF THE UTILITY MODEL
To the not enough among the prior art, the to-be-solved technical problem of the utility model lies in providing a be applied to the hot pressing vacuum mechanism of the accurate accuse temperature of macromolecular material, the purpose of designing this hot pressing vacuum mechanism is the efficiency that improves macromolecular material's compression molding.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material, including the bottom mounting panel, install in the backup pad of face both sides on the bottom mounting panel, install in the Y axle actuating mechanism of face and placing between two backup pads on the bottom mounting panel, set up removal portion on the Y axle actuating mechanism, install in lower mould subassembly on the removal portion and fix between two backup pads and place in the upper mould subassembly of lower mould subassembly top, be provided with on the lower mould subassembly and be used for placing the polymer crystal granule and be provided with the lower die cavity of vacuum passageway, one set up in the first heating device of heating the polymer crystal granule into the liquid on the lower die cavity and one through the evacuating device of pipeline and vacuum passageway intercommunication on the lower die cavity;
go up the mould subassembly and include a Z axle mechanism, a pressure boost cylinder mechanism and pressure head subassembly down, the pressure head subassembly passes through Z axle mechanism and pressure boost cylinder mechanism combined action are elevating movement down, be provided with on the pressure head subassembly down can with polymer crystal particle heats into the second heating device of liquid form.
Further, the lower die assembly further comprises a lower die mounting frame and a mounting seat, the upper end of the lower die mounting frame is adjustably mounted on the mounting seat, a heat insulation block is mounted at the upper end of the mounting seat, a first heating device is mounted at the upper end of the heat insulation block, and the first heating device is mounted on the lower die cavity.
Furthermore, the first heating device comprises a heat conducting block and a first heating pipe, the heat conducting block is fixed on the heat insulating block, a heating groove is formed in the heat conducting block, the first heating pipe penetrates through the heating groove, and the lower die cavity is fixed at the upper end of the heat conducting block.
Furthermore, the inner cavity of the lower die mounting frame is provided with the vacuumizing device.
Furthermore, one side of the heat conducting block is provided with a plurality of first temperature sensing lines for sensing the temperature of the lower die cavity.
Furthermore, the upper die assembly also comprises an upper sealing plate for mounting an upper die cavity and an L-shaped mounting plate which is erected and fixed between the two supporting plates; the Z-axis mechanism comprises a Z-axis servo motor vertically arranged on the top surface of the L-shaped mounting plate and a screw rod arranged at the driving end of the Z-axis servo motor, a sliding block is screwed on the screw rod, the sliding block is provided with a downward connecting shaft, the connecting shaft penetrates through the upper sealing plate and is provided with the lower pressure head assembly at the lower end of the connecting shaft, and a sealing sleeve is arranged at the through hole of the upper sealing plate and sleeved on the connecting shaft; one side of the side plate body of the L-shaped mounting plate is provided with double vertical line guide rails, and the sliding block is connected to the double vertical line guide rails in a sliding mode.
Furthermore, the upper plate surface of the upper sealing plate is connected with a mounting plate through a guide pillar, the pressurizing cylinder mechanism is mounted on the upper plate surface of the mounting plate and comprises a pressurizing cylinder and a telescopic rod thereof, and the lower end of the telescopic rod is fixed on the upper plate surface of the upper sealing plate and drives the upper sealing plate to do lifting motion.
Furthermore, the lower pressure head assembly comprises a lower pressure head mounting block and a lower pressure head mounted at the lower end of the lower pressure head mounting block, a heating groove is formed in the lower pressure head mounting block, and a second heating pipe penetrates through the heating groove to form the second heating device.
Furthermore, a second temperature sensing line for sensing the temperature of the upper die cavity is arranged on the lower pressing head.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a hot pressing vacuum mechanism installs at the high-accuracy temperature control system of molecule, and its mainly used is cubic with polymer granule hot briquetting, melts the degree according to polymer crystal material, sets up even heating pipe and temperature sensing line at last lower die cavity, and the polymer crystal granule high temperature of being convenient for is evenly heated to melt into liquid, drives die cavity and last pressure head motion through pressurized cylinder and servo motor. The cavity is provided with a vacuumizing structure mode to apply pressure to set pressure, continuously heat to set temperature to melt polymer crystals, release vacuum at constant temperature, constant pressure (closed loop force control) and constant vacuum, and enable the hot-pressed molded crystals to be separated from the die cavity after the temperature is reduced and the pressure is maintained for a period of time.
Drawings
Fig. 1 is the structure schematic diagram of the lower mold assembly of the present invention.
Fig. 2 is the schematic diagram of the upper die assembly structure of the present invention.
Fig. 3 is a perspective view of the hot-pressing vacuum mechanism of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1: the utility model discloses a concrete structure as follows:
referring to fig. 1-3, the present invention relates to a hot-pressing vacuum mechanism for precise temperature control of polymer materials, which comprises a bottom mounting plate, support plates 100 mounted on two sides of the upper surface of the bottom mounting plate, a Y-axis driving mechanism 18 mounted on the upper surface of the bottom mounting plate and disposed between the two support plates 100, a moving part disposed on the Y-axis driving mechanism 18, a lower mold assembly mounted on the moving part, and an upper mold assembly fixed between the two support plates 100 and disposed above the lower mold assembly, the lower die assembly is provided with a lower die cavity 5 which is used for placing polymer crystal particles 4 and is provided with a vacuum channel, a first heating device which is arranged on the lower die cavity 5 and is used for heating the polymer crystal particles 4 into a liquid state, and a vacuumizing device 8 which is communicated with the vacuum channel on the lower die cavity 5 through a pipeline;
go up the mould subassembly and include a Z axle mechanism, a pressure boost cylinder mechanism and pressure head subassembly down, the pressure head subassembly passes through Z axle mechanism and pressure boost cylinder mechanism combined action are elevating movement down, be provided with on the pressure head subassembly down can with polymer crystal granule 4 heats into the second heating device of liquid form.
A preferred technical solution of this embodiment: the lower die assembly further comprises a lower die mounting frame 16 and a mounting seat 1, the mounting seat 1 is mounted at the upper end of the lower die mounting frame 16 with adjustable, a heat insulation block 7 is mounted at the upper end of the mounting seat 1, a first heating device is mounted at the upper end of the heat insulation block 7, and the lower die cavity 5 is mounted on the first heating device.
A preferred technical solution of this embodiment: the first heating device comprises a heat conduction block 2 and a first heating pipe 3, the heat conduction block 2 is fixed on the heat insulation block 7, a heating groove is formed in the heat conduction block, the first heating pipe 3 penetrates through the heating groove, and the lower die cavity 5 is fixed at the upper end of the heat conduction block 2.
A preferred technical solution of this embodiment: the inner cavity of the lower die mounting frame 16 is provided with the vacuum extractor 8.
A preferred technical solution of this embodiment: one side of the heat conducting block 2 is provided with a plurality of first temperature sensing lines 6 for sensing the temperature of the lower die cavity 5.
A preferred technical solution of this embodiment: the upper die assembly also comprises an upper sealing plate 17 for mounting an upper die cavity and an L-shaped mounting plate which is erected and fixed between the two supporting plates 100; the Z-axis mechanism comprises a Z-axis servo motor 11 vertically arranged on the top surface of the L-shaped mounting plate and a screw rod arranged at the driving end of the Z-axis servo motor 11, a sliding block is screwed on the screw rod, the sliding block is provided with a downward connecting shaft, the connecting shaft penetrates through the upper sealing plate 17 and is provided with the lower pressure head assembly at the lower end of the connecting shaft, and a sealing sleeve is arranged at the through hole of the upper sealing plate 17 and sleeved on the connecting shaft; one side of the side plate body of the L-shaped mounting plate is provided with double vertical line guide rails, and the sliding block is connected to the double vertical line guide rails in a sliding mode.
A preferred technical solution of this embodiment: the upper plate surface of the upper sealing plate 17 is connected with a mounting plate 9 through a guide pillar, the upper plate surface of the mounting plate is provided with the supercharging cylinder mechanism, the supercharging cylinder mechanism comprises a supercharging cylinder 10 and a telescopic rod thereof, the lower end of the telescopic rod is fixed on the upper plate surface of the upper sealing plate 17, and the telescopic rod drives the upper sealing plate 17 to do lifting motion.
A preferred technical solution of this embodiment: the lower pressure head assembly comprises a lower pressure head mounting block and a lower pressure head 14 mounted at the lower end of the lower pressure head mounting block, a heating groove 12 is formed in the lower pressure head mounting block, and a second heating pipe 13 penetrates through the heating groove 12 to form the second heating device.
A preferred technical solution of this embodiment: the lower pressure head 14 is provided with a second temperature sensing line 15 for sensing the temperature of the upper mold cavity.
Example 2:
the utility model discloses a high-accuracy vacuum hot press mechanism, overall process adopt the evacuation to exert pressure and make the temperature heat to the crystal melt, melt back release vacuum to push down and make liquid from new hot briquetting process.
As shown in fig. 3, the polymer crystal particles with measured weight are placed in the lower mold cavity, the lower mold cavity with the object is moved to the lower part of the joint of the upper mold cavity by the Y-axis servo motor and the lead screw on the Y-axis driving mechanism 18, the upper mold cavity is sealed and jointed by the Z-axis mechanism and the pressurizing cylinder, and the first heating device and the second heating device are heated to high temperature to melt the polymer crystal particles into liquid. The melting temperature is set according to the requirement, the cooling temperature is set for the high polymer liquid under the constant temperature, constant pressure and constant vacuum environment, and the pressurizing cylinder and the motor control lower pressure head cool and form and apply pressure to the high polymer liquid to complete the vacuum hot pressing of the whole high polymer material into a blocky object.
Use the utility model discloses a vacuum hot pressing mechanism, polymer crystal grain melts and releases vacuum cooling through the evacuation high temperature and makes liquid hot pressing shaping.
The hot-press formed model has no bubble and crack phenomena, and presents a transparent and smooth polymer crystal block, the lower die cavity and the upper pressure head are made of high-quality stainless steel with 440C and HRC50-55 hardness, and if the model is replaced by a new model, the flatness of the joint contact surface of the lower die cavity, the upper pressure head and the polymer crystal is about 0.02mm, so that the compressed surface is kept smooth and flat.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. The utility model provides a be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material, includes the end mounting panel, installs backup pad (100) of face both sides on the end mounting panel, install on the end mounting panel face and arrange Y axle actuating mechanism (18), the setting between two backup pad (100) in and be in removal portion on the Y axle actuating mechanism (18), install lower mould subassembly in the removal portion and fix just arrange in between two backup pads (100) the last mould subassembly of lower mould subassembly top, its characterized in that: the lower die assembly is provided with a lower die cavity (5) which is used for placing the polymer crystal particles (4) and is provided with a vacuum channel, a first heating device which is arranged on the lower die cavity (5) and is used for heating the polymer crystal particles (4) into a liquid state, and a vacuumizing device (8) which is communicated with the vacuum channel on the lower die cavity (5) through a pipeline;
go up the mould subassembly and include a Z axle mechanism, a pressure cylinder mechanism and pressure head subassembly down, the pressure head subassembly passes through Z axle mechanism and pressure cylinder mechanism combined action are elevating movement down, be provided with on the pressure head subassembly down can with polymer crystal granule (4) heat into the second heating device of liquid form.
2. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 1, characterized in that: the lower die assembly further comprises a lower die mounting frame (16) and a mounting seat (1), the upper end of the lower die mounting frame (16) is adjustably mounted on the mounting seat (1), a heat insulation block (7) is mounted at the upper end of the mounting seat (1), a first heating device is mounted at the upper end of the heat insulation block (7), and the first heating device is mounted on the lower die cavity (5).
3. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 2, characterized in that: the first heating device comprises a heat conduction block (2) and a first heating pipe (3), the heat conduction block (2) is fixed on the heat insulation block (7), a heating groove is formed in the heat conduction block, the first heating pipe (3) penetrates through the heating groove, and the lower die cavity (5) is fixed at the upper end of the heat conduction block (2).
4. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 2, characterized in that: the inner cavity of the lower die mounting frame (16) is provided with the vacuumizing device (8).
5. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 3, characterized in that: one side of the heat conducting block (2) is provided with a plurality of first temperature sensing lines (6) for sensing the temperature of the lower die cavity (5).
6. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 1, characterized in that: the upper die assembly also comprises an upper sealing plate (17) for mounting an upper die cavity and an L-shaped mounting plate which is erected and fixed between the two support plates (100); the Z-axis mechanism comprises a Z-axis servo motor (11) vertically arranged on the top surface of the L-shaped mounting plate and a screw rod arranged at the driving end of the Z-axis servo motor (11), the screw rod is in threaded connection with a sliding block, the sliding block is provided with a downward connecting shaft, the connecting shaft penetrates through the upper sealing plate (17) and is provided with the lower pressure head assembly at the lower end of the connecting shaft, and a sealing sleeve is arranged at the through hole of the upper sealing plate (17) and sleeved on the connecting shaft; one side of the side plate body of the L-shaped mounting plate is provided with double vertical line guide rails, and the sliding block is connected to the double vertical line guide rails in a sliding mode.
7. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 6, characterized in that: the upper plate surface of the upper sealing plate (17) is connected with a mounting plate (9) through a guide pillar, the upper plate surface of the mounting plate is provided with the supercharging cylinder mechanism, the supercharging cylinder mechanism comprises a supercharging cylinder (10) and a telescopic rod thereof, the lower end of the telescopic rod is fixed on the upper plate surface of the upper sealing plate (17), and the telescopic rod drives the upper sealing plate (17) to do lifting motion.
8. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 6, characterized in that: the lower pressure head assembly comprises a lower pressure head mounting block and a lower pressure head (14) mounted at the lower end of the lower pressure head mounting block, a heating groove (12) is formed in the lower pressure head mounting block, and a second heating pipe (13) penetrates through the heating groove (12) to form the second heating device.
9. The hot-pressing vacuum mechanism applied to precise temperature control of high polymer materials according to claim 6, characterized in that: and a second temperature sensing line (15) for sensing the temperature of the upper die cavity is arranged on the lower pressure head (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986274.7U CN211307127U (en) | 2019-11-18 | 2019-11-18 | Be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986274.7U CN211307127U (en) | 2019-11-18 | 2019-11-18 | Be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211307127U true CN211307127U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921986274.7U Active CN211307127U (en) | 2019-11-18 | 2019-11-18 | Be applied to hot pressing vacuum mechanism of accurate accuse temperature of macromolecular material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211307127U (en) |
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2019
- 2019-11-18 CN CN201921986274.7U patent/CN211307127U/en active Active
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