CN211031290U - Automatic workbench for sample preparation in RTM (resin transfer molding) process - Google Patents
Automatic workbench for sample preparation in RTM (resin transfer molding) process Download PDFInfo
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- CN211031290U CN211031290U CN201921730530.6U CN201921730530U CN211031290U CN 211031290 U CN211031290 U CN 211031290U CN 201921730530 U CN201921730530 U CN 201921730530U CN 211031290 U CN211031290 U CN 211031290U
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- mounting bracket
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Abstract
The utility model discloses an automatic workbench for RTM technology system appearance belongs to RTM system appearance equipment field, aim at providing one kind can the automatically regulated lower bolster for the distance of cope match-plate pattern, simplify the automatic workbench of operating procedure, its technical scheme main points are as follows, it includes the base, still include cope match-plate pattern, the lower bolster, the installing support, the warm table, distancer and P L C controller, the installing support upper end extends to have a spacing board, the cope match-plate pattern is articulated with the spacing board, when the cope match-plate pattern lid closes, the cope match-plate pattern passes through fixing device with the spacing board and fixes, the distancer is installed on the base, the response face of distancer is up, P L C controller and installing support fixed connection, the warm table is located the below of lower bolster and with lower bolster fixed connection, the warm table is fixed to be set up, the installing support is under elevating gear's effect along the direction that is close to or is kept away from the lower bolster and is reciprocating linear motion.
Description
Technical Field
The utility model relates to a workstation, in particular to automatic workstation is used in RTM technology system appearance.
Background
RTM is a process for producing a composite material by first placing a reinforcing fabric in a mold to form a certain shape, then injecting resin into the mold, impregnating the fibers, and curing.
When a sample is prepared by using an RTM (resin transfer molding) process, because the thickness of the sample is different, cushion blocks with different thicknesses are arranged between an upper template and a lower template in the prior art in a cushioning mode, so that the change of the distance between the upper template and the lower template is realized to adapt to the samples with different thicknesses.
Based on the practical experience and professional knowledge of the engineering application of the products for years, the designer actively carries out research and innovation by matching with the application of the theory, and creates an automatic workbench for sample preparation of the RTM process, so that the automatic workbench has higher practicability.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic workbench is used to RTM technology system appearance has the distance that can automatically regulated lower bolster for the cope match-plate pattern, simplifies the advantage of operating procedure.
The above technical purpose of the present invention can be achieved by the following technical solutions:
an automatic workbench for sample preparation in a RTM (resin transfer molding) process comprises a base, an upper template, a lower template, a mounting bracket, a heating table, a range finder and a P L C controller, wherein a limiting plate extends from the upper end of the mounting bracket, and the upper template is hinged with the limiting plate;
when the upper template is covered, the upper template and the limiting plate are fixed through a fixing device;
the range finder is arranged on the base, and the sensing surface of the range finder faces upwards;
the P L C controller is fixedly connected with the mounting bracket;
the heating table is positioned below the lower template and is fixedly connected with the lower template;
the heating table is fixedly arranged, and the mounting bracket makes reciprocating linear motion in the direction close to or far away from the lower template under the action of the lifting device.
Furthermore, the lifting device comprises a motor, a worm wheel, a worm and a screw rod, the motor is installed on the base, an output shaft of the motor is in transmission connection with the worm, the worm wheel is meshed with the worm, the worm wheel is in threaded connection with the screw rod, a supporting disc is fixedly connected to the upper end of the screw rod, and the supporting disc is fixedly connected with the installation support.
Further, fixing device is including corresponding bolt, through-hole and the screw hole that sets up, the screw hole is seted up around the limiting plate, the through-hole is seted up around the cope match-plate pattern, the bolt passes the through-hole the screw hole is in order to fix the cope match-plate pattern with the limiting plate.
Further, fixing device includes the corner cylinder, the corner cylinder includes cylinder body, piston rod and clamp plate, the cylinder body of corner cylinder with limiting plate fixed connection, the clamp plate of corner cylinder is used for compressing tightly the cope match-plate pattern with the limiting plate.
Furthermore, a guide structure is arranged between the base and the mounting support and comprises a guide post and a guide hole, the lower end of the guide post is fixedly connected with the base, the guide hole is formed in the mounting support, and the guide post is arranged in the guide hole in a penetrating mode.
Further, the heating table is fixedly arranged, specifically, the heating table is fixedly connected with the upper end of the guide column.
Further, the P L C controller with installing support fixed connection specifically does, the installing support is located the articulated one side of cope match-plate pattern and spacing board extends there is the mounting panel, the P L C controller fixed mounting in the downside of mounting panel.
Furthermore, one end of the mounting plate, which is far away from the mounting bracket, extends upwards to form a supporting block, and the supporting block is provided with a supporting surface attached to the upper die plate.
Furthermore, one side of the lower template, which is close to the upper template, is provided with an embedding ring groove, and a sealing ring is embedded in the embedding ring groove.
The utility model discloses following beneficial effect has:
the fiber cloth with corresponding specifications is paved on the lower template according to the process requirements, after the fiber cloth is paved according to the process requirements, the upper template is turned over and is overlapped with the limiting plate, the P L C controller controls the corner cylinder to tightly press the upper template and the limiting plate, and the P L C controller automatically lowers the mounting bracket, the limiting plate and the upper template to the required height according to the process parameters and the feedback control lifting device of the distance measurer, so that the distance of the lower template relative to the upper template is automatically adjusted, the operation steps are simplified, and the sample preparation efficiency is improved.
Drawings
FIGS. 1 to 5 are schematic views of a work flow for embodying an automatic work table in embodiment 1;
fig. 6 is an enlarged view of a structure for embodying the seal ring at a in fig. 4.
In the figure, the device comprises a base 1, a base 11, a guide post 2, an upper template 3, a lower template 31, an embedding ring groove 311, a sealing ring 4, a mounting bracket 41, a limit plate 411, a mounting seat 42, a guide hole 43, a mounting plate 431, a supporting block 4311, a supporting surface 5, a heating table 6, a distance meter 7, a P L C controller 81, a motor 82, a worm wheel 83, a worm, 84, a screw rod 841, a supporting plate 9 and a corner cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
when the upper template 2 is covered, the upper template 2 and the limiting plate 41 are fixed through a fixing device;
the distance measuring device 6 is arranged on the base 1, the sensing surface of the distance measuring device 6 faces upwards, the distance measuring device 6 in the embodiment adopts a grating ruler, the grating ruler is a commercially available product, and the grating ruler has high measuring precision and ensures the precision of distance measuring data;
the P L C controller 7 is fixedly connected with the mounting bracket 4;
the heating table 5 is positioned below the lower template 3, is fixedly connected with the lower template 3 and is used for heating during sample glue injection;
the heating table 5 is fixedly arranged, and the mounting bracket 4 makes reciprocating linear motion along the direction close to or far away from the lower template 3 under the action of the lifting device.
Here, the P L C controller 7 is used to collect the distance from the sensing surface of the distance meter 6 to the bottom surface of the mounting bracket 4, and control the actions of the lifting device and the fixing device.
The method comprises the steps of paving fiber cloth with corresponding specifications on a lower template 3 according to process requirements, turning over an upper template 2 after paving the lower template according to the process requirements, coinciding with a limiting plate 41, controlling a corner cylinder 9 to tightly press the upper template 2 and the limiting plate 41 by a P L C controller 7, automatically lowering a mounting bracket 4, the limiting plate 41 and the upper template 2 to the required height by the P L C controller 7 according to process parameters and a feedback control lifting device of a distance meter 6, automatically adjusting the distance of the lower template 3 relative to the upper template 2, simplifying operation steps and improving sample preparation efficiency.
As shown in fig. 1, the lifting device includes a motor 81, a worm wheel 82, a worm 83 and a screw 84, the motor 81 is installed on the base 1, the motor 81 is a servo motor in this embodiment, an output shaft of the motor 81 is in transmission connection with the worm 83, here, transmission can be performed through a reduction box, the worm wheel 82 is meshed with the worm 83, the worm wheel 82 is in threaded connection with the screw 84, the upper end of the screw 84 is fixedly connected with a supporting plate 841, and the supporting plate 841 is fixedly connected with the mounting bracket 4. Here, the worm wheel 82 and the worm 83 are constrained by the housing, and therefore the worm wheel 82 and the worm 83 only rotate and do not displace in other directions. Through the setting of lead screw 84 elevation structure, realize the lift of erection support to drive the lift of cope match-plate pattern 2, realize the position control between cope match-plate pattern 2 and the lower bolster 3.
As shown in fig. 1, the fixing device includes a corner cylinder 9, the corner cylinder 9 includes a cylinder body, a piston rod and a pressing plate, the cylinder body of the corner cylinder 9 is fixedly connected to a limiting plate 41 through a mounting seat 411, the pressing plate of the corner cylinder 9 is used for pressing the upper template 2 and the limiting plate 41, when the upper template 2 covers the limiting plate 41, the corner cylinder 9 presses the upper template 2 and the limiting plate 41 under the control of a P L C controller 7, the movement process of the corner cylinder 9 is the prior art, here, the signal feedback of P L C can be fed back through a pressure sensor, that is, the pressure change when the upper template 2 contacts the limiting plate 41 is fed back, in this embodiment, 4 corner cylinders 9 are provided, two of the corner cylinders are located on the other side where the upper template 2 and the limiting plate 41 are hinged to each other, and two of the corner cylinders are located on the other opposite sides of the limiting plate 41, the upper template 2 and the limiting plate 41 are pressed together at multiple points, so that the acting force distribution is.
As shown in fig. 2, a guide structure is arranged between the base 1 and the mounting bracket 4, the guide structure includes a guide post 11 and a guide hole 42, the lower end of the guide post 11 is fixedly connected with the base 1, the guide hole 42 is opened on the mounting bracket 4, and the guide post 11 is inserted into the guide hole 42. The guide columns 11 and the guide holes 42 are matched, so that the accuracy of the moving path of the mounting bracket 4 is ensured, and the accuracy of the relative position of the upper template 2 and the lower template 3 is ensured.
As shown in fig. 1, the heating stage 5 is fixedly disposed, specifically, the heating stage 5 is fixedly connected with the upper end of the guide post 11.
As shown in fig. 1, the P L C controller 7 is fixedly connected to the mounting bracket 4, specifically, the mounting bracket 4 is located at a side where the upper template 2 and the limit plate 41 are hinged to extend to form a mounting plate 43, the P L C controller 7 is fixedly mounted at a lower side of the mounting plate 43, one end of the mounting plate 43, which is far away from the mounting bracket 4, extends upward to form a supporting block 431, the supporting block 431 has a supporting surface 4311 which is attached to the upper template 2, the mounting plate 43 is used for mounting the P L C controller 7, the mounting plate 43 is arranged at the side where the upper template 2 and the limit plate 41 are hinged to each other, the upper template 2 can be supported when being opened by arranging the supporting block 431, and stress on a hinge point of the.
As shown in fig. 6, an embedding ring groove 31 is formed in one side of the lower template 3 close to the upper template 2, and a sealing ring 311 is embedded in the embedding ring groove 31. The embedding ring groove 31 is a shallow arc groove, so that the sealing ring 311 is conveniently positioned and the surface of the mold is conveniently cleaned, and the diameters of the sealing rings 311 required by samples with different thickness specification ranges need to be changed. The arrangement of the sealing ring 311 ensures that a closed cavity is formed between the upper template 2 and the lower template 3, and the fiber cloth is located in the cavity, so that leakage cannot occur when glue is injected into the cavity from the glue injection port of the upper template 2 in the sample preparation process.
The specific implementation process comprises the steps of firstly laying fiber cloth on a lower template 3 according to the process requirements, turning over an upper template 2 to coincide with a limiting plate 41 after laying, pressing the upper template 2 and the limiting plate 41 by a corner cylinder 9, controlling a motor 81 to rotate by a P L C controller 7 according to the process parameters and the feedback of a range finder 6, driving a worm 83 to rotate by forward rotation of the motor 81, driving a worm wheel 82 to rotate by rotation of the worm 83, driving a lead screw 84 to descend by rotation of the worm wheel 82, automatically lowering a mounting bracket 4, the limiting plate 41 and the upper template 2 to the required height, pressing the upper template 2 and the lower template 3 together, extruding and sealing the upper template 2 and the lower template 3 by a sealing ring 311, injecting glue through a glue injection port on the upper template 2, after sample preparation, raising the mounting bracket 4, the limiting plate 41 and the upper template 2 to the set height by reverse rotation of the motor 81, opening the corner cylinder 9, turning over the upper template by 180 degrees, taking out the.
Example 2: the utility model provides a RTM technology system is automatic workstation for appearance, the difference with embodiment 1 is only fixing device's structure difference, and fixing device includes the bolt (not shown in the figure), through-hole (not shown in the figure) and the screw hole (not shown in the figure) that correspond the setting, and the screw hole is seted up around limiting plate 41, and the through-hole is seted up around cope match-plate pattern 2, and the bolt passes through-hole, screw hole in order to fix cope match-plate pattern 2 and limiting plate 41.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. An automatic workbench for sample preparation in a RTM (resin transfer molding) process comprises a base (1) and is characterized by further comprising an upper template (2), a lower template (3), a mounting bracket (4), a heating table (5), a distance meter (6) and a P L C controller (7), wherein a limiting plate (41) extends from the upper end of the mounting bracket (4), and the upper template (2) is hinged with the limiting plate (41);
when the upper template (2) is covered, the upper template (2) and the limiting plate (41) are fixed through a fixing device;
the distance meter (6) is arranged on the base (1), and the sensing surface of the distance meter (6) faces upwards;
the P L C controller (7) is fixedly connected with the mounting bracket (4);
the heating table (5) is positioned below the lower template (3) and is fixedly connected with the lower template (3);
the heating table (5) is fixedly arranged, and the mounting bracket (4) makes reciprocating linear motion in the direction close to or far away from the lower template (3) under the action of the lifting device.
2. The automatic workbench for the sample preparation in the RTM process according to claim 1, wherein the lifting device comprises a motor (81), a worm wheel (82), a worm (83) and a screw rod (84), the motor (81) is installed on the base (1), an output shaft of the motor (81) is in transmission connection with the worm (83), the worm wheel (82) is engaged with the worm (83), the worm wheel (82) is in threaded connection with the screw rod (84), the upper end of the screw rod (84) is fixedly connected with a support plate (841), and the support plate (841) is fixedly connected with the installation support (4).
3. The automatic workbench according to claim 1, wherein the fixing device comprises correspondingly arranged bolts, through holes and threaded holes, the threaded holes are arranged around the limiting plate (41), the through holes are arranged around the upper template (2), and the bolts pass through the through holes and the threaded holes to fix the upper template (2) and the limiting plate (41).
4. The automatic workbench according to claim 1, wherein the fixing device comprises a corner cylinder (9), the corner cylinder (9) comprises a cylinder body, a piston rod and a pressing plate, the cylinder body of the corner cylinder (9) is fixedly connected with the limiting plate (41), and the pressing plate of the corner cylinder (9) is used for pressing the upper template (2) and the limiting plate (41).
5. The automatic workbench for sample preparation in the RTM process according to claim 1, wherein a guide structure is provided between the base (1) and the mounting bracket (4), the guide structure comprises a guide post (11) and a guide hole (42), the lower end of the guide post (11) is fixedly connected with the base (1), the guide hole (42) is provided on the mounting bracket (4), and the guide post (11) is inserted into the guide hole (42).
6. The automatic workbench for sample preparation in the RTM process according to claim 5, wherein the heating table (5) is fixedly arranged, in particular, the heating table (5) is fixedly connected with the upper end of the guide post (11).
7. The automatic workbench for the RTM process sample preparation according to claim 1, wherein the P L C controller (7) is fixedly connected to the mounting bracket (4), specifically, a mounting plate (43) extends from the side of the mounting bracket (4) where the upper mold plate (2) and the limiting plate (41) are hinged, and the P L C controller (7) is fixedly mounted on the lower side of the mounting plate (43).
8. The automated workstation for RTM process sampling according to claim 7, wherein the mounting plate (43) has a support block (431) extending upwardly from an end thereof remote from the mounting bracket (4), the support block (431) having a support surface (4311) engaging the upper platen (2).
9. The automatic workbench according to claim 1, wherein an embedding ring groove (31) is formed in one side of the lower template (3) close to the upper template (2), and a sealing ring (311) is embedded in the embedding ring groove (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730530.6U CN211031290U (en) | 2019-10-15 | 2019-10-15 | Automatic workbench for sample preparation in RTM (resin transfer molding) process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730530.6U CN211031290U (en) | 2019-10-15 | 2019-10-15 | Automatic workbench for sample preparation in RTM (resin transfer molding) process |
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| CN211031290U true CN211031290U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921730530.6U Active CN211031290U (en) | 2019-10-15 | 2019-10-15 | Automatic workbench for sample preparation in RTM (resin transfer molding) process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873224A (en) * | 2020-07-29 | 2020-11-03 | 吉林省华阳新材料研发有限公司 | Device for rapidly preparing HP-RTM preform |
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2019
- 2019-10-15 CN CN201921730530.6U patent/CN211031290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873224A (en) * | 2020-07-29 | 2020-11-03 | 吉林省华阳新材料研发有限公司 | Device for rapidly preparing HP-RTM preform |
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